./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.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 64943cc7b0c16bec6791eb98e547ec186ef36cc0d3d8ca148c8d164737a88411 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 02:49:00,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 02:49:00,900 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 02:49:00,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 02:49:00,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 02:49:00,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 02:49:00,942 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 02:49:00,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 02:49:00,943 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 02:49:00,944 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 02:49:00,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 02:49:00,946 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 02:49:00,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 02:49:00,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 02:49:00,947 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 02:49:00,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 02:49:00,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 02:49:00,950 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 02:49:00,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 02:49:00,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 02:49:00,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 02:49:00,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 02:49:00,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 02:49:00,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 02:49:00,958 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 02:49:00,958 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 02:49:00,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 02:49:00,959 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 02:49:00,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 02:49:00,960 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 02:49:00,960 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 02:49:00,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 02:49:00,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 02:49:00,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 02:49:00,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 02:49:00,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 02:49:00,962 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 02:49:00,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 02:49:00,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 02:49:00,963 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 02:49:00,963 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 02:49:00,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 02:49:00,964 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64943cc7b0c16bec6791eb98e547ec186ef36cc0d3d8ca148c8d164737a88411 [2024-10-13 02:49:01,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 02:49:01,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 02:49:01,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 02:49:01,255 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 02:49:01,255 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 02:49:01,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-10-13 02:49:02,753 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 02:49:02,962 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 02:49:02,963 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-10-13 02:49:02,974 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1389bc401/767e9d9d408645f584975866bb885605/FLAG043e0051e [2024-10-13 02:49:03,337 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1389bc401/767e9d9d408645f584975866bb885605 [2024-10-13 02:49:03,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 02:49:03,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 02:49:03,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 02:49:03,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 02:49:03,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 02:49:03,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b0b56a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03, skipping insertion in model container [2024-10-13 02:49:03,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,394 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 02:49:03,590 WARN L248 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-ci_file-96.i[919,932] [2024-10-13 02:49:03,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 02:49:03,701 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 02:49:03,716 WARN L248 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-ci_file-96.i[919,932] [2024-10-13 02:49:03,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 02:49:03,768 INFO L204 MainTranslator]: Completed translation [2024-10-13 02:49:03,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03 WrapperNode [2024-10-13 02:49:03,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 02:49:03,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 02:49:03,771 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 02:49:03,771 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 02:49:03,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,842 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2024-10-13 02:49:03,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 02:49:03,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 02:49:03,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 02:49:03,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 02:49:03,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,867 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,885 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]. [2024-10-13 02:49:03,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,909 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,914 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 02:49:03,915 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 02:49:03,915 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 02:49:03,916 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 02:49:03,916 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (1/1) ... [2024-10-13 02:49:03,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 02:49:03,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 02:49:03,970 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) [2024-10-13 02:49:03,977 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 [2024-10-13 02:49:04,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 02:49:04,030 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 02:49:04,031 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 02:49:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 02:49:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 02:49:04,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 02:49:04,134 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 02:49:04,137 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 02:49:04,609 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-13 02:49:04,609 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 02:49:04,653 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 02:49:04,653 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 02:49:04,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:49:04 BoogieIcfgContainer [2024-10-13 02:49:04,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 02:49:04,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 02:49:04,659 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 02:49:04,662 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 02:49:04,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 02:49:03" (1/3) ... [2024-10-13 02:49:04,663 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755bc842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:49:04, skipping insertion in model container [2024-10-13 02:49:04,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:03" (2/3) ... [2024-10-13 02:49:04,663 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755bc842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:49:04, skipping insertion in model container [2024-10-13 02:49:04,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:49:04" (3/3) ... [2024-10-13 02:49:04,665 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-10-13 02:49:04,681 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 02:49:04,681 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 02:49:04,756 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 02:49:04,763 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;@44ea0314, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 02:49:04,763 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 02:49:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-10-13 02:49:04,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-13 02:49:04,781 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:04,782 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:04,782 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:04,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:04,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1358697568, now seen corresponding path program 1 times [2024-10-13 02:49:04,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 02:49:04,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427813576] [2024-10-13 02:49:04,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:04,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 02:49:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 02:49:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 02:49:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 02:49:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 02:49:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 02:49:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 02:49:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 02:49:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 02:49:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 02:49:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 02:49:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 02:49:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 02:49:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 02:49:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 02:49:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 02:49:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 02:49:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 02:49:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 02:49:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 02:49:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 02:49:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 02:49:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 02:49:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 02:49:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 02:49:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 02:49:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 02:49:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 02:49:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 02:49:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 02:49:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 02:49:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 02:49:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:05,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-10-13 02:49:05,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 02:49:05,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427813576] [2024-10-13 02:49:05,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427813576] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 02:49:05,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 02:49:05,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 02:49:05,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801089496] [2024-10-13 02:49:05,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 02:49:05,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 02:49:05,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 02:49:05,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 02:49:05,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 02:49:05,430 INFO L87 Difference]: Start difference. First operand has 90 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-13 02:49:05,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:05,487 INFO L93 Difference]: Finished difference Result 174 states and 313 transitions. [2024-10-13 02:49:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 02:49:05,491 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 193 [2024-10-13 02:49:05,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:05,500 INFO L225 Difference]: With dead ends: 174 [2024-10-13 02:49:05,500 INFO L226 Difference]: Without dead ends: 85 [2024-10-13 02:49:05,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 02:49:05,511 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:05,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 02:49:05,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-10-13 02:49:05,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-10-13 02:49:05,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-10-13 02:49:05,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 133 transitions. [2024-10-13 02:49:05,575 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 133 transitions. Word has length 193 [2024-10-13 02:49:05,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:05,575 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 133 transitions. [2024-10-13 02:49:05,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-13 02:49:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 133 transitions. [2024-10-13 02:49:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-13 02:49:05,585 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:05,586 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:05,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 02:49:05,587 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:05,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:05,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1399011802, now seen corresponding path program 1 times [2024-10-13 02:49:05,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 02:49:05,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851732293] [2024-10-13 02:49:05,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:05,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 02:49:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 02:49:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 02:49:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 02:49:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 02:49:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 02:49:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 02:49:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 02:49:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 02:49:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 02:49:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 02:49:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 02:49:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 02:49:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 02:49:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 02:49:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 02:49:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 02:49:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 02:49:06,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 02:49:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 02:49:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 02:49:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 02:49:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 02:49:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 02:49:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 02:49:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 02:49:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 02:49:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 02:49:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 02:49:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 02:49:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 02:49:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 02:49:06,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-10-13 02:49:06,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 02:49:06,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851732293] [2024-10-13 02:49:06,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851732293] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 02:49:06,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 02:49:06,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 02:49:06,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400842850] [2024-10-13 02:49:06,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 02:49:06,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 02:49:06,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 02:49:06,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 02:49:06,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 02:49:06,416 INFO L87 Difference]: Start difference. First operand 85 states and 133 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-10-13 02:49:06,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:06,671 INFO L93 Difference]: Finished difference Result 254 states and 398 transitions. [2024-10-13 02:49:06,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 02:49:06,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 193 [2024-10-13 02:49:06,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:06,678 INFO L225 Difference]: With dead ends: 254 [2024-10-13 02:49:06,678 INFO L226 Difference]: Without dead ends: 170 [2024-10-13 02:49:06,681 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 02:49:06,683 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 102 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:06,683 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 382 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 02:49:06,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-10-13 02:49:06,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 156. [2024-10-13 02:49:06,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 91 states have (on average 1.3516483516483517) internal successors, (123), 91 states have internal predecessors, (123), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-10-13 02:49:06,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 247 transitions. [2024-10-13 02:49:06,726 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 247 transitions. Word has length 193 [2024-10-13 02:49:06,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:06,728 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 247 transitions. [2024-10-13 02:49:06,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-10-13 02:49:06,729 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 247 transitions. [2024-10-13 02:49:06,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-13 02:49:06,734 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:06,734 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:06,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 02:49:06,734 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:06,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:06,735 INFO L85 PathProgramCache]: Analyzing trace with hash -697947224, now seen corresponding path program 1 times [2024-10-13 02:49:06,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 02:49:06,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935773907] [2024-10-13 02:49:06,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:06,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 02:49:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 02:49:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 02:49:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 02:49:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 02:49:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 02:49:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 02:49:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 02:49:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 02:49:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 02:49:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 02:49:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 02:49:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 02:49:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 02:49:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 02:49:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 02:49:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 02:49:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 02:49:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 02:49:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 02:49:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 02:49:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 02:49:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 02:49:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 02:49:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 02:49:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 02:49:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 02:49:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 02:49:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 02:49:07,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 02:49:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 02:49:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 02:49:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 18 proven. 72 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-10-13 02:49:07,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 02:49:07,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935773907] [2024-10-13 02:49:07,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935773907] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 02:49:07,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1855162861] [2024-10-13 02:49:07,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:07,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 02:49:07,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 02:49:07,206 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) [2024-10-13 02:49:07,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 02:49:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:07,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 02:49:07,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 958 proven. 42 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-10-13 02:49:07,549 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 02:49:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 42 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-10-13 02:49:07,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1855162861] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 02:49:07,787 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 02:49:07,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2024-10-13 02:49:07,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909002347] [2024-10-13 02:49:07,788 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 02:49:07,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 02:49:07,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 02:49:07,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 02:49:07,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-13 02:49:07,790 INFO L87 Difference]: Start difference. First operand 156 states and 247 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2024-10-13 02:49:08,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:08,215 INFO L93 Difference]: Finished difference Result 264 states and 400 transitions. [2024-10-13 02:49:08,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-13 02:49:08,216 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 193 [2024-10-13 02:49:08,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:08,219 INFO L225 Difference]: With dead ends: 264 [2024-10-13 02:49:08,219 INFO L226 Difference]: Without dead ends: 176 [2024-10-13 02:49:08,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 445 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-10-13 02:49:08,221 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 106 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:08,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 203 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 02:49:08,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2024-10-13 02:49:08,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 172. [2024-10-13 02:49:08,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 103 states have (on average 1.2718446601941749) internal successors, (131), 103 states have internal predecessors, (131), 62 states have call successors, (62), 6 states have call predecessors, (62), 6 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-10-13 02:49:08,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 255 transitions. [2024-10-13 02:49:08,245 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 255 transitions. Word has length 193 [2024-10-13 02:49:08,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:08,246 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 255 transitions. [2024-10-13 02:49:08,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2024-10-13 02:49:08,247 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 255 transitions. [2024-10-13 02:49:08,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-13 02:49:08,249 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:08,249 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:08,270 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 02:49:08,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 02:49:08,455 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:08,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:08,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1730350380, now seen corresponding path program 1 times [2024-10-13 02:49:08,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 02:49:08,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678634502] [2024-10-13 02:49:08,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:08,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 02:49:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 02:49:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 02:49:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 02:49:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 02:49:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 02:49:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 02:49:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 02:49:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 02:49:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 02:49:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 02:49:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 02:49:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 02:49:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 02:49:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 02:49:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 02:49:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 02:49:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 02:49:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 02:49:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 02:49:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 02:49:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 02:49:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 02:49:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 02:49:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 02:49:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 02:49:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 02:49:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 02:49:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 02:49:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 02:49:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 02:49:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 02:49:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:08,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-10-13 02:49:08,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 02:49:08,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678634502] [2024-10-13 02:49:08,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678634502] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 02:49:08,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336103674] [2024-10-13 02:49:08,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:08,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 02:49:08,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 02:49:08,996 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 02:49:08,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 02:49:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:09,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-13 02:49:09,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 36 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-10-13 02:49:09,567 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 02:49:09,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-10-13 02:49:09,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [336103674] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 02:49:09,900 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 02:49:09,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 6] total 15 [2024-10-13 02:49:09,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153712705] [2024-10-13 02:49:09,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 02:49:09,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-13 02:49:09,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 02:49:09,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-13 02:49:09,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2024-10-13 02:49:09,904 INFO L87 Difference]: Start difference. First operand 172 states and 255 transitions. Second operand has 15 states, 14 states have (on average 7.142857142857143) internal successors, (100), 15 states have internal predecessors, (100), 7 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 7 states have call successors, (93) [2024-10-13 02:49:12,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:12,848 INFO L93 Difference]: Finished difference Result 1088 states and 1590 transitions. [2024-10-13 02:49:12,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-13 02:49:12,849 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.142857142857143) internal successors, (100), 15 states have internal predecessors, (100), 7 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 7 states have call successors, (93) Word has length 193 [2024-10-13 02:49:12,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:12,860 INFO L225 Difference]: With dead ends: 1088 [2024-10-13 02:49:12,861 INFO L226 Difference]: Without dead ends: 981 [2024-10-13 02:49:12,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 489 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 519 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=445, Invalid=1361, Unknown=0, NotChecked=0, Total=1806 [2024-10-13 02:49:12,864 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 600 mSDsluCounter, 1049 mSDsCounter, 0 mSdLazyCounter, 2379 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 698 SdHoareTripleChecker+Valid, 1252 SdHoareTripleChecker+Invalid, 2696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 2379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:12,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [698 Valid, 1252 Invalid, 2696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 2379 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-10-13 02:49:12,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2024-10-13 02:49:12,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 477. [2024-10-13 02:49:12,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 295 states have (on average 1.2271186440677966) internal successors, (362), 297 states have internal predecessors, (362), 160 states have call successors, (160), 21 states have call predecessors, (160), 21 states have return successors, (160), 158 states have call predecessors, (160), 160 states have call successors, (160) [2024-10-13 02:49:12,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 682 transitions. [2024-10-13 02:49:12,986 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 682 transitions. Word has length 193 [2024-10-13 02:49:12,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:12,988 INFO L471 AbstractCegarLoop]: Abstraction has 477 states and 682 transitions. [2024-10-13 02:49:12,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.142857142857143) internal successors, (100), 15 states have internal predecessors, (100), 7 states have call successors, (93), 3 states have call predecessors, (93), 6 states have return successors, (93), 6 states have call predecessors, (93), 7 states have call successors, (93) [2024-10-13 02:49:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 682 transitions. [2024-10-13 02:49:12,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-13 02:49:12,991 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:12,991 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:13,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-13 02:49:13,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-10-13 02:49:13,196 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:13,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:13,196 INFO L85 PathProgramCache]: Analyzing trace with hash 142002478, now seen corresponding path program 1 times [2024-10-13 02:49:13,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 02:49:13,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777868406] [2024-10-13 02:49:13,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:13,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 02:49:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 02:49:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 02:49:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 02:49:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 02:49:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 02:49:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 02:49:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 02:49:13,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 02:49:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 02:49:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 02:49:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 02:49:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 02:49:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 02:49:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 02:49:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 02:49:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 02:49:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 02:49:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 02:49:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 02:49:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 02:49:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 02:49:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 02:49:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 02:49:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 02:49:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 02:49:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 02:49:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 02:49:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 02:49:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 02:49:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 02:49:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 02:49:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:13,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-10-13 02:49:13,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 02:49:13,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777868406] [2024-10-13 02:49:13,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777868406] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 02:49:13,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92247440] [2024-10-13 02:49:13,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:13,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 02:49:13,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 02:49:13,899 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 02:49:13,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 02:49:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:14,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-13 02:49:14,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1218 proven. 141 refuted. 0 times theorem prover too weak. 501 trivial. 0 not checked. [2024-10-13 02:49:15,253 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 02:49:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 84 proven. 93 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2024-10-13 02:49:15,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92247440] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 02:49:15,799 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 02:49:15,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 9] total 27 [2024-10-13 02:49:15,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957105092] [2024-10-13 02:49:15,799 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 02:49:15,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-13 02:49:15,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 02:49:15,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-13 02:49:15,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=529, Unknown=0, NotChecked=0, Total=702 [2024-10-13 02:49:15,802 INFO L87 Difference]: Start difference. First operand 477 states and 682 transitions. Second operand has 27 states, 27 states have (on average 5.111111111111111) internal successors, (138), 26 states have internal predecessors, (138), 10 states have call successors, (93), 5 states have call predecessors, (93), 10 states have return successors, (93), 10 states have call predecessors, (93), 10 states have call successors, (93) [2024-10-13 02:49:18,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:18,498 INFO L93 Difference]: Finished difference Result 1401 states and 1888 transitions. [2024-10-13 02:49:18,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-10-13 02:49:18,499 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 5.111111111111111) internal successors, (138), 26 states have internal predecessors, (138), 10 states have call successors, (93), 5 states have call predecessors, (93), 10 states have return successors, (93), 10 states have call predecessors, (93), 10 states have call successors, (93) Word has length 193 [2024-10-13 02:49:18,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:18,506 INFO L225 Difference]: With dead ends: 1401 [2024-10-13 02:49:18,507 INFO L226 Difference]: Without dead ends: 1002 [2024-10-13 02:49:18,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 438 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2449 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1685, Invalid=5625, Unknown=0, NotChecked=0, Total=7310 [2024-10-13 02:49:18,510 INFO L432 NwaCegarLoop]: 132 mSDtfsCounter, 569 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 1853 mSolverCounterSat, 533 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 592 SdHoareTripleChecker+Valid, 899 SdHoareTripleChecker+Invalid, 2386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 533 IncrementalHoareTripleChecker+Valid, 1853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:18,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [592 Valid, 899 Invalid, 2386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [533 Valid, 1853 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-13 02:49:18,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1002 states. [2024-10-13 02:49:18,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1002 to 655. [2024-10-13 02:49:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 655 states, 409 states have (on average 1.1833740831295843) internal successors, (484), 415 states have internal predecessors, (484), 201 states have call successors, (201), 44 states have call predecessors, (201), 44 states have return successors, (201), 195 states have call predecessors, (201), 201 states have call successors, (201) [2024-10-13 02:49:18,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 655 states and 886 transitions. [2024-10-13 02:49:18,602 INFO L78 Accepts]: Start accepts. Automaton has 655 states and 886 transitions. Word has length 193 [2024-10-13 02:49:18,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:18,603 INFO L471 AbstractCegarLoop]: Abstraction has 655 states and 886 transitions. [2024-10-13 02:49:18,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 5.111111111111111) internal successors, (138), 26 states have internal predecessors, (138), 10 states have call successors, (93), 5 states have call predecessors, (93), 10 states have return successors, (93), 10 states have call predecessors, (93), 10 states have call successors, (93) [2024-10-13 02:49:18,603 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 886 transitions. [2024-10-13 02:49:18,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-13 02:49:18,605 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:18,605 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:18,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-13 02:49:18,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 02:49:18,810 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:18,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:18,811 INFO L85 PathProgramCache]: Analyzing trace with hash 142062060, now seen corresponding path program 1 times [2024-10-13 02:49:18,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 02:49:18,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111819140] [2024-10-13 02:49:18,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:18,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 02:49:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 02:49:18,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-13 02:49:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-13 02:49:19,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-13 02:49:19,025 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-13 02:49:19,026 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-13 02:49:19,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 02:49:19,034 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-10-13 02:49:19,173 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 02:49:19,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 02:49:19 BoogieIcfgContainer [2024-10-13 02:49:19,176 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 02:49:19,177 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 02:49:19,177 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 02:49:19,177 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 02:49:19,177 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:49:04" (3/4) ... [2024-10-13 02:49:19,179 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-13 02:49:19,180 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 02:49:19,181 INFO L158 Benchmark]: Toolchain (without parser) took 15840.65ms. Allocated memory was 159.4MB in the beginning and 331.4MB in the end (delta: 172.0MB). Free memory was 101.4MB in the beginning and 149.6MB in the end (delta: -48.2MB). Peak memory consumption was 124.6MB. Max. memory is 16.1GB. [2024-10-13 02:49:19,181 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 159.4MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 02:49:19,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.36ms. Allocated memory is still 159.4MB. Free memory was 101.4MB in the beginning and 84.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-13 02:49:19,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.16ms. Allocated memory is still 159.4MB. Free memory was 84.6MB in the beginning and 80.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 02:49:19,181 INFO L158 Benchmark]: Boogie Preprocessor took 68.60ms. Allocated memory is still 159.4MB. Free memory was 80.8MB in the beginning and 74.9MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 02:49:19,182 INFO L158 Benchmark]: RCFGBuilder took 738.86ms. Allocated memory was 159.4MB in the beginning and 228.6MB in the end (delta: 69.2MB). Free memory was 74.9MB in the beginning and 176.2MB in the end (delta: -101.2MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2024-10-13 02:49:19,182 INFO L158 Benchmark]: TraceAbstraction took 14517.30ms. Allocated memory was 228.6MB in the beginning and 331.4MB in the end (delta: 102.8MB). Free memory was 175.1MB in the beginning and 149.6MB in the end (delta: 25.5MB). Peak memory consumption was 128.3MB. Max. memory is 16.1GB. [2024-10-13 02:49:19,182 INFO L158 Benchmark]: Witness Printer took 3.61ms. Allocated memory is still 331.4MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 02:49:19,184 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 159.4MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.36ms. Allocated memory is still 159.4MB. Free memory was 101.4MB in the beginning and 84.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.16ms. Allocated memory is still 159.4MB. Free memory was 84.6MB in the beginning and 80.8MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.60ms. Allocated memory is still 159.4MB. Free memory was 80.8MB in the beginning and 74.9MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 738.86ms. Allocated memory was 159.4MB in the beginning and 228.6MB in the end (delta: 69.2MB). Free memory was 74.9MB in the beginning and 176.2MB in the end (delta: -101.2MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * TraceAbstraction took 14517.30ms. Allocated memory was 228.6MB in the beginning and 331.4MB in the end (delta: 102.8MB). Free memory was 175.1MB in the beginning and 149.6MB in the end (delta: 25.5MB). Peak memory consumption was 128.3MB. Max. memory is 16.1GB. * Witness Printer took 3.61ms. Allocated memory is still 331.4MB. Free memory is still 149.6MB. 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 someBinaryDOUBLEComparisonOperation at line 179, overapproximation of someBinaryFLOATComparisonOperation at line 179. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 16; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 1; [L25] signed char var_1_8 = -10; [L26] unsigned short int var_1_9 = 4; [L27] signed char var_1_10 = 8; [L28] unsigned short int var_1_12 = 64314; [L29] unsigned short int var_1_13 = 26169; [L30] signed char var_1_17 = 50; [L31] signed char var_1_18 = 16; [L32] signed char var_1_19 = 5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 50; [L35] signed char var_1_22 = 16; [L36] unsigned char var_1_23 = 16; [L37] unsigned char var_1_24 = 1; [L38] unsigned char var_1_25 = 0; [L39] double var_1_27 = 0.25; [L40] double var_1_28 = 10.25; [L41] double var_1_29 = 1000.25; [L42] double var_1_30 = 9.5; [L43] float var_1_31 = 63.5; [L44] unsigned short int var_1_32 = 16; [L45] unsigned char var_1_40 = 1; [L46] unsigned char var_1_43 = 0; [L47] signed long int var_1_44 = -4; [L48] unsigned long int var_1_46 = 4; [L49] unsigned long int var_1_49 = 3576445681; [L50] double var_1_50 = 32.5; [L51] signed long int var_1_52 = -1; [L52] unsigned short int var_1_53 = 64; [L53] unsigned short int last_1_var_1_9 = 4; [L183] isInitial = 1 [L184] FCALL initially() [L185] COND TRUE 1 [L186] CALL updateLastVariables() [L176] last_1_var_1_9 = var_1_9 [L186] RET updateLastVariables() [L187] CALL updateVariables() [L126] var_1_4 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L127] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L128] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=1, var_1_8=-10, var_1_9=4] [L129] var_1_6 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L130] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_8=-10, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L131] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=-10, var_1_9=4] [L132] var_1_8 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L133] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L134] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L135] var_1_10 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L136] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L137] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L138] var_1_12 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_12 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L139] RET assume_abort_if_not(var_1_12 >= 49150) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L140] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L141] var_1_13 = __VERIFIER_nondet_ushort() [L142] CALL assume_abort_if_not(var_1_13 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L142] RET assume_abort_if_not(var_1_13 >= 24575) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L143] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L144] var_1_18 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L145] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L146] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L147] var_1_19 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L148] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L149] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L150] var_1_20 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L152] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L153] var_1_21 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_21 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L154] RET assume_abort_if_not(var_1_21 >= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L155] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L156] var_1_22 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_22 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L158] RET assume_abort_if_not(var_1_22 <= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L159] var_1_25 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L160] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L161] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L162] var_1_28 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L163] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L164] var_1_29 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L165] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L166] var_1_30 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L167] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=0, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L168] var_1_43 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_43 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L169] RET assume_abort_if_not(var_1_43 >= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L170] CALL assume_abort_if_not(var_1_43 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L170] RET assume_abort_if_not(var_1_43 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=3576445681, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L171] var_1_49 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_49 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L172] RET assume_abort_if_not(var_1_49 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L173] CALL assume_abort_if_not(var_1_49 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L173] RET assume_abort_if_not(var_1_49 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L187] RET updateVariables() [L188] CALL step() [L57] COND FALSE !((var_1_23 <= var_1_20) || var_1_6) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L64] COND FALSE !(((((4) < 0 ) ? -(4) : (4))) >= var_1_21) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L73] COND FALSE !(var_1_21 <= var_1_23) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L76] EXPR (~ var_1_10) >> ((((var_1_22) > (var_1_22)) ? (var_1_22) : (var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=65/2, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L76] COND FALSE !(((~ var_1_10) >> ((((var_1_22) > (var_1_22)) ? (var_1_22) : (var_1_22)))) >= var_1_10) [L79] var_1_50 = var_1_29 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=-1, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L80] COND FALSE !((~ var_1_20) > var_1_20) [L83] var_1_52 = ((((var_1_21) < (var_1_21)) ? (var_1_21) : (var_1_21))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=64, var_1_6=0, var_1_8=126, var_1_9=4] [L85] var_1_53 = var_1_22 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L86] COND FALSE !((- last_1_var_1_9) < (last_1_var_1_9 + -500)) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=50, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L89] var_1_17 = (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L90] COND TRUE \read(var_1_4) [L91] var_1_24 = (! var_1_25) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_31=127/2, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L95] var_1_31 = var_1_30 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=16, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_30=4294967300, var_1_31=4294967300, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L96] COND FALSE !(var_1_23 < var_1_23) [L107] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_30=4294967300, var_1_31=4294967300, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L109] signed char stepLocal_0 = var_1_1; VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=126, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_30=4294967300, var_1_31=4294967300, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=4] [L110] COND FALSE !(stepLocal_0 < (-1 - var_1_10)) [L117] var_1_9 = var_1_13 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4294967301, var_1_30=4294967300, var_1_31=4294967300, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] [L119] COND FALSE !(var_1_9 < (var_1_21 + var_1_23)) [L122] var_1_27 = var_1_28 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967299, var_1_28=4294967299, var_1_29=4294967301, var_1_30=4294967300, var_1_31=4294967300, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] [L188] RET step() [L189] CALL, EXPR property() [L179-L180] return (((((((var_1_23 < var_1_23) ? ((var_1_24 && var_1_24) ? (var_1_24 ? ((var_1_24 && (var_1_24 || var_1_24)) ? (var_1_1 == ((signed char) -5)) : 1) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_1 < (-1 - var_1_10)) ? (var_1_24 ? (var_1_9 == ((unsigned short int) (var_1_10 + ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))))) : (var_1_9 == ((unsigned short int) ((var_1_12 - var_1_10) - ((var_1_13 - var_1_23) - ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))))))) : (var_1_9 == ((unsigned short int) var_1_13)))) && (var_1_17 == ((signed char) (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22)))))) && (((- last_1_var_1_9) < (last_1_var_1_9 + -500)) ? (var_1_23 == ((unsigned char) var_1_20)) : 1)) && (var_1_4 ? (var_1_24 == ((unsigned char) (! var_1_25))) : (var_1_24 == ((unsigned char) (var_1_6 && ((var_1_10 >= var_1_17) && var_1_25)))))) && ((var_1_9 < (var_1_21 + var_1_23)) ? (var_1_27 == ((double) ((var_1_28 + var_1_29) + var_1_30))) : (var_1_27 == ((double) var_1_28)))) && (var_1_31 == ((float) var_1_30)) ; [L189] RET, EXPR property() [L189] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967299, var_1_28=4294967299, var_1_29=4294967301, var_1_30=4294967300, var_1_31=4294967300, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684420094, var_1_13=-40961, var_1_17=-1, var_1_18=77, var_1_19=77, var_1_1=126, var_1_20=15, var_1_21=63, var_1_22=0, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=4294967299, var_1_28=4294967299, var_1_29=4294967301, var_1_30=4294967300, var_1_31=4294967300, var_1_32=16, var_1_40=1, var_1_43=1, var_1_44=-4, var_1_46=4, var_1_49=4294967294, var_1_4=1, var_1_50=4294967301, var_1_52=63, var_1_53=0, var_1_6=0, var_1_8=126, var_1_9=-40961] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.3s, OverallIterations: 6, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1499 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1377 mSDsluCounter, 2866 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2198 mSDsCounter, 1015 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4576 IncrementalHoareTripleChecker+Invalid, 5591 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1015 mSolverCounterUnsat, 668 mSDtfsCounter, 4576 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1635 GetRequests, 1491 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3008 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=655occurred in iteration=5, InterpolantAutomatonStates: 135, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 869 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 1737 NumberOfCodeBlocks, 1737 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2112 ConstructedInterpolants, 0 QuantifiedInterpolants, 8188 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1299 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 19902/20460 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 [2024-10-13 02:49:19,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- 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/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.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 64943cc7b0c16bec6791eb98e547ec186ef36cc0d3d8ca148c8d164737a88411 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 02:49:21,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 02:49:21,574 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-13 02:49:21,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 02:49:21,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 02:49:21,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 02:49:21,618 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 02:49:21,618 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 02:49:21,619 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 02:49:21,619 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 02:49:21,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 02:49:21,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 02:49:21,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 02:49:21,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 02:49:21,621 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 02:49:21,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 02:49:21,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 02:49:21,623 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 02:49:21,623 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 02:49:21,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 02:49:21,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 02:49:21,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 02:49:21,628 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 02:49:21,628 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-13 02:49:21,628 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-13 02:49:21,628 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 02:49:21,629 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-13 02:49:21,629 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 02:49:21,629 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 02:49:21,629 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 02:49:21,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 02:49:21,630 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 02:49:21,631 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 02:49:21,631 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 02:49:21,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 02:49:21,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 02:49:21,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 02:49:21,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 02:49:21,633 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-13 02:49:21,633 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-13 02:49:21,633 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 02:49:21,634 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 02:49:21,634 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 02:49:21,634 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 02:49:21,635 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-13 02:49:21,635 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64943cc7b0c16bec6791eb98e547ec186ef36cc0d3d8ca148c8d164737a88411 [2024-10-13 02:49:22,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 02:49:22,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 02:49:22,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 02:49:22,035 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 02:49:22,035 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 02:49:22,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-10-13 02:49:23,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 02:49:23,775 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 02:49:23,776 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-10-13 02:49:23,794 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a052ac1c/7f987192047a4ab381f0610c6c2397ce/FLAG2612c93d3 [2024-10-13 02:49:23,811 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a052ac1c/7f987192047a4ab381f0610c6c2397ce [2024-10-13 02:49:23,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 02:49:23,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 02:49:23,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 02:49:23,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 02:49:23,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 02:49:23,825 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:49:23" (1/1) ... [2024-10-13 02:49:23,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45fc6983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:23, skipping insertion in model container [2024-10-13 02:49:23,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 02:49:23" (1/1) ... [2024-10-13 02:49:23,859 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 02:49:24,053 WARN L248 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-ci_file-96.i[919,932] [2024-10-13 02:49:24,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 02:49:24,163 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 02:49:24,177 WARN L248 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-ci_file-96.i[919,932] [2024-10-13 02:49:24,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 02:49:24,237 INFO L204 MainTranslator]: Completed translation [2024-10-13 02:49:24,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24 WrapperNode [2024-10-13 02:49:24,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 02:49:24,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 02:49:24,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 02:49:24,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 02:49:24,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,299 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2024-10-13 02:49:24,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 02:49:24,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 02:49:24,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 02:49:24,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 02:49:24,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,330 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,349 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]. [2024-10-13 02:49:24,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,377 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 02:49:24,381 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 02:49:24,381 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 02:49:24,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 02:49:24,382 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (1/1) ... [2024-10-13 02:49:24,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 02:49:24,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 02:49:24,413 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) [2024-10-13 02:49:24,420 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 [2024-10-13 02:49:24,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 02:49:24,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-13 02:49:24,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 02:49:24,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 02:49:24,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 02:49:24,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 02:49:24,546 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 02:49:24,549 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 02:49:27,673 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-13 02:49:27,673 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 02:49:27,733 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 02:49:27,734 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 02:49:27,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:49:27 BoogieIcfgContainer [2024-10-13 02:49:27,734 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 02:49:27,736 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 02:49:27,736 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 02:49:27,740 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 02:49:27,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 02:49:23" (1/3) ... [2024-10-13 02:49:27,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac9ab3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:49:27, skipping insertion in model container [2024-10-13 02:49:27,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 02:49:24" (2/3) ... [2024-10-13 02:49:27,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac9ab3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 02:49:27, skipping insertion in model container [2024-10-13 02:49:27,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 02:49:27" (3/3) ... [2024-10-13 02:49:27,744 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-96.i [2024-10-13 02:49:27,760 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 02:49:27,761 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 02:49:27,823 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 02:49:27,829 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;@3a8c9649, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 02:49:27,829 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 02:49:27,835 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 50 states have (on average 1.46) internal successors, (73), 51 states have internal predecessors, (73), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-10-13 02:49:27,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-13 02:49:27,847 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:27,848 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:27,848 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:27,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:27,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1340600860, now seen corresponding path program 1 times [2024-10-13 02:49:27,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 02:49:27,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1437167476] [2024-10-13 02:49:27,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:27,867 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 [2024-10-13 02:49:27,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 02:49:27,870 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) [2024-10-13 02:49:27,871 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 [2024-10-13 02:49:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:28,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-13 02:49:28,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:28,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 924 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2024-10-13 02:49:28,324 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 02:49:28,325 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 02:49:28,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1437167476] [2024-10-13 02:49:28,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1437167476] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 02:49:28,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 02:49:28,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 02:49:28,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645873994] [2024-10-13 02:49:28,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 02:49:28,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 02:49:28,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 02:49:28,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 02:49:28,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 02:49:28,358 INFO L87 Difference]: Start difference. First operand has 84 states, 50 states have (on average 1.46) internal successors, (73), 51 states have internal predecessors, (73), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-13 02:49:30,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 02:49:30,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:30,330 INFO L93 Difference]: Finished difference Result 162 states and 293 transitions. [2024-10-13 02:49:30,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 02:49:30,353 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 192 [2024-10-13 02:49:30,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:30,360 INFO L225 Difference]: With dead ends: 162 [2024-10-13 02:49:30,361 INFO L226 Difference]: Without dead ends: 79 [2024-10-13 02:49:30,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 02:49:30,372 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:30,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-10-13 02:49:30,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-10-13 02:49:30,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-10-13 02:49:30,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-10-13 02:49:30,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 123 transitions. [2024-10-13 02:49:30,429 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 123 transitions. Word has length 192 [2024-10-13 02:49:30,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:30,430 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 123 transitions. [2024-10-13 02:49:30,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-13 02:49:30,431 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2024-10-13 02:49:30,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-13 02:49:30,435 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:30,435 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:30,446 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 [2024-10-13 02:49:30,636 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 [2024-10-13 02:49:30,637 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:30,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:30,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1708740906, now seen corresponding path program 1 times [2024-10-13 02:49:30,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 02:49:30,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [66413735] [2024-10-13 02:49:30,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:30,639 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 [2024-10-13 02:49:30,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 02:49:30,642 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) [2024-10-13 02:49:30,643 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 [2024-10-13 02:49:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:30,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 02:49:30,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:31,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 618 proven. 72 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-13 02:49:31,792 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 02:49:32,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 18 proven. 72 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-10-13 02:49:32,372 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 02:49:32,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [66413735] [2024-10-13 02:49:32,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [66413735] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 02:49:32,372 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-13 02:49:32,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-10-13 02:49:32,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758918964] [2024-10-13 02:49:32,373 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-13 02:49:32,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 02:49:32,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 02:49:32,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 02:49:32,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-13 02:49:32,376 INFO L87 Difference]: Start difference. First operand 79 states and 123 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2024-10-13 02:49:35,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 02:49:35,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:35,168 INFO L93 Difference]: Finished difference Result 163 states and 250 transitions. [2024-10-13 02:49:35,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 02:49:35,192 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 192 [2024-10-13 02:49:35,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:35,196 INFO L225 Difference]: With dead ends: 163 [2024-10-13 02:49:35,196 INFO L226 Difference]: Without dead ends: 85 [2024-10-13 02:49:35,197 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 385 GetRequests, 376 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-13 02:49:35,198 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 83 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:35,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 174 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-10-13 02:49:35,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-10-13 02:49:35,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 83. [2024-10-13 02:49:35,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 49 states have (on average 1.2857142857142858) internal successors, (63), 49 states have internal predecessors, (63), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-10-13 02:49:35,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 125 transitions. [2024-10-13 02:49:35,221 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 125 transitions. Word has length 192 [2024-10-13 02:49:35,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:35,223 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 125 transitions. [2024-10-13 02:49:35,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2024-10-13 02:49:35,223 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2024-10-13 02:49:35,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-13 02:49:35,226 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:35,226 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:35,239 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 [2024-10-13 02:49:35,427 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 [2024-10-13 02:49:35,427 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:35,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:35,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1306362712, now seen corresponding path program 1 times [2024-10-13 02:49:35,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 02:49:35,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [957996773] [2024-10-13 02:49:35,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:35,429 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 [2024-10-13 02:49:35,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 02:49:35,431 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) [2024-10-13 02:49:35,432 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 [2024-10-13 02:49:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:35,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 02:49:35,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:36,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 958 proven. 42 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2024-10-13 02:49:36,140 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 02:49:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 42 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-10-13 02:49:36,587 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 02:49:36,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [957996773] [2024-10-13 02:49:36,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [957996773] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 02:49:36,588 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-13 02:49:36,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-10-13 02:49:36,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493892997] [2024-10-13 02:49:36,588 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-13 02:49:36,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 02:49:36,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 02:49:36,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 02:49:36,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-13 02:49:36,590 INFO L87 Difference]: Start difference. First operand 83 states and 125 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 02:49:39,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 02:49:39,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:39,344 INFO L93 Difference]: Finished difference Result 171 states and 254 transitions. [2024-10-13 02:49:39,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 02:49:39,367 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 192 [2024-10-13 02:49:39,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:39,370 INFO L225 Difference]: With dead ends: 171 [2024-10-13 02:49:39,371 INFO L226 Difference]: Without dead ends: 89 [2024-10-13 02:49:39,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 385 GetRequests, 376 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-13 02:49:39,375 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 97 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:39,375 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 172 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-10-13 02:49:39,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-10-13 02:49:39,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2024-10-13 02:49:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.25) internal successors, (65), 52 states have internal predecessors, (65), 31 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-10-13 02:49:39,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2024-10-13 02:49:39,401 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 192 [2024-10-13 02:49:39,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:39,404 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2024-10-13 02:49:39,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 02:49:39,405 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2024-10-13 02:49:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-13 02:49:39,409 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:39,409 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:39,425 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 [2024-10-13 02:49:39,613 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 [2024-10-13 02:49:39,614 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:39,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:39,615 INFO L85 PathProgramCache]: Analyzing trace with hash 719556698, now seen corresponding path program 1 times [2024-10-13 02:49:39,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 02:49:39,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293702960] [2024-10-13 02:49:39,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:39,616 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 [2024-10-13 02:49:39,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 02:49:39,619 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) [2024-10-13 02:49:39,620 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 [2024-10-13 02:49:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:39,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 02:49:39,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-10-13 02:49:40,561 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 02:49:40,561 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 02:49:40,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1293702960] [2024-10-13 02:49:40,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1293702960] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 02:49:40,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 02:49:40,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 02:49:40,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967579359] [2024-10-13 02:49:40,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 02:49:40,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 02:49:40,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 02:49:40,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 02:49:40,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 02:49:40,565 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-10-13 02:49:42,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 02:49:44,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 02:49:47,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 02:49:49,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 02:49:49,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:49,147 INFO L93 Difference]: Finished difference Result 260 states and 380 transitions. [2024-10-13 02:49:49,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 02:49:49,173 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 192 [2024-10-13 02:49:49,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:49,176 INFO L225 Difference]: With dead ends: 260 [2024-10-13 02:49:49,176 INFO L226 Difference]: Without dead ends: 174 [2024-10-13 02:49:49,177 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 02:49:49,178 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 76 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:49,178 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 346 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2024-10-13 02:49:49,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-10-13 02:49:49,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 160. [2024-10-13 02:49:49,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 91 states have (on average 1.2197802197802199) internal successors, (111), 91 states have internal predecessors, (111), 62 states have call successors, (62), 6 states have call predecessors, (62), 6 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-10-13 02:49:49,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 235 transitions. [2024-10-13 02:49:49,226 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 235 transitions. Word has length 192 [2024-10-13 02:49:49,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:49,227 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 235 transitions. [2024-10-13 02:49:49,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-10-13 02:49:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2024-10-13 02:49:49,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-13 02:49:49,229 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:49,230 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:49,245 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 (5)] Forceful destruction successful, exit code 0 [2024-10-13 02:49:49,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /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 [2024-10-13 02:49:49,431 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:49,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:49,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1420621276, now seen corresponding path program 1 times [2024-10-13 02:49:49,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 02:49:49,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [647520968] [2024-10-13 02:49:49,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:49,432 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 [2024-10-13 02:49:49,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 02:49:49,433 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2024-10-13 02:49:49,434 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 (6)] Waiting until timeout for monitored process [2024-10-13 02:49:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:49,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-13 02:49:49,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 944 proven. 66 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2024-10-13 02:49:51,029 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 02:49:51,373 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-13 02:49:51,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [647520968] [2024-10-13 02:49:51,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [647520968] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 02:49:51,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [46487680] [2024-10-13 02:49:51,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:51,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-10-13 02:49:51,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-10-13 02:49:51,378 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-10-13 02:49:51,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-10-13 02:49:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:51,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 02:49:51,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 02:49:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 36 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-10-13 02:49:52,726 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 02:49:53,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [46487680] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 02:49:53,049 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-13 02:49:53,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2024-10-13 02:49:53,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669784572] [2024-10-13 02:49:53,050 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-13 02:49:53,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 02:49:53,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-13 02:49:53,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 02:49:53,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-10-13 02:49:53,051 INFO L87 Difference]: Start difference. First operand 160 states and 235 transitions. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-10-13 02:49:55,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-13 02:49:57,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 02:49:57,413 INFO L93 Difference]: Finished difference Result 357 states and 508 transitions. [2024-10-13 02:49:57,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 02:49:57,414 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 192 [2024-10-13 02:49:57,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 02:49:57,418 INFO L225 Difference]: With dead ends: 357 [2024-10-13 02:49:57,418 INFO L226 Difference]: Without dead ends: 262 [2024-10-13 02:49:57,418 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 559 GetRequests, 542 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=123, Invalid=183, Unknown=0, NotChecked=0, Total=306 [2024-10-13 02:49:57,419 INFO L432 NwaCegarLoop]: 72 mSDtfsCounter, 92 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-13 02:49:57,419 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 350 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-10-13 02:49:57,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-10-13 02:49:57,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 256. [2024-10-13 02:49:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 149 states have (on average 1.1543624161073827) internal successors, (172), 149 states have internal predecessors, (172), 93 states have call successors, (93), 13 states have call predecessors, (93), 13 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-10-13 02:49:57,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 358 transitions. [2024-10-13 02:49:57,464 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 358 transitions. Word has length 192 [2024-10-13 02:49:57,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 02:49:57,466 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 358 transitions. [2024-10-13 02:49:57,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-10-13 02:49:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 358 transitions. [2024-10-13 02:49:57,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-13 02:49:57,468 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 02:49:57,468 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 02:49:57,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-10-13 02:49:57,680 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 (6)] Ended with exit code 0 [2024-10-13 02:49:57,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,6 /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 [2024-10-13 02:49:57,870 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 02:49:57,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 02:49:57,870 INFO L85 PathProgramCache]: Analyzing trace with hash 399552922, now seen corresponding path program 1 times [2024-10-13 02:49:57,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-13 02:49:57,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [341904436] [2024-10-13 02:49:57,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 02:49:57,871 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 [2024-10-13 02:49:57,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-13 02:49:57,873 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2024-10-13 02:49:57,873 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 (8)] Waiting until timeout for monitored process [2024-10-13 02:49:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 02:49:58,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-10-13 02:49:58,119 INFO L278 TraceCheckSpWp]: Computing forward predicates...