./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-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 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-6.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 53771750ed79b304f951ed2efee283299d0f152cbb9771c135708f3631b16485 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 10:11:37,617 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 10:11:37,688 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 10:11:37,694 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 10:11:37,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 10:11:37,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 10:11:37,732 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 10:11:37,732 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 10:11:37,733 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 10:11:37,734 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 10:11:37,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 10:11:37,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 10:11:37,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 10:11:37,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 10:11:37,736 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 10:11:37,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 10:11:37,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 10:11:37,737 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 10:11:37,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 10:11:37,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 10:11:37,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 10:11:37,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 10:11:37,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 10:11:37,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 10:11:37,740 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 10:11:37,740 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 10:11:37,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 10:11:37,741 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 10:11:37,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 10:11:37,741 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 10:11:37,741 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 10:11:37,742 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 10:11:37,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:11:37,743 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 10:11:37,743 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 10:11:37,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 10:11:37,744 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 10:11:37,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 10:11:37,744 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 10:11:37,745 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 10:11:37,745 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 10:11:37,747 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 10:11:37,747 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53771750ed79b304f951ed2efee283299d0f152cbb9771c135708f3631b16485 [2024-10-14 10:11:37,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 10:11:38,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 10:11:38,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 10:11:38,028 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 10:11:38,028 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 10:11:38,030 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-6.i [2024-10-14 10:11:39,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 10:11:39,749 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 10:11:39,750 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-6.i [2024-10-14 10:11:39,759 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80909358b/72737fcbd36d4defa189581e9afe5842/FLAG11899c828 [2024-10-14 10:11:40,095 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80909358b/72737fcbd36d4defa189581e9afe5842 [2024-10-14 10:11:40,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 10:11:40,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 10:11:40,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 10:11:40,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 10:11:40,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 10:11:40,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fbeadf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40, skipping insertion in model container [2024-10-14 10:11:40,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,150 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 10:11:40,291 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-6.i[918,931] [2024-10-14 10:11:40,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:11:40,382 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 10:11:40,394 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-6.i[918,931] [2024-10-14 10:11:40,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:11:40,479 INFO L204 MainTranslator]: Completed translation [2024-10-14 10:11:40,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40 WrapperNode [2024-10-14 10:11:40,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 10:11:40,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 10:11:40,481 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 10:11:40,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 10:11:40,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,544 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2024-10-14 10:11:40,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 10:11:40,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 10:11:40,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 10:11:40,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 10:11:40,561 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,565 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,591 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]. [2024-10-14 10:11:40,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 10:11:40,617 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 10:11:40,617 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 10:11:40,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 10:11:40,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (1/1) ... [2024-10-14 10:11:40,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:11:40,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:11:40,650 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) [2024-10-14 10:11:40,654 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 [2024-10-14 10:11:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 10:11:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 10:11:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 10:11:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 10:11:40,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 10:11:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 10:11:40,775 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 10:11:40,777 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 10:11:41,139 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-10-14 10:11:41,140 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 10:11:41,177 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 10:11:41,178 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 10:11:41,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:11:41 BoogieIcfgContainer [2024-10-14 10:11:41,179 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 10:11:41,180 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 10:11:41,181 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 10:11:41,185 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 10:11:41,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:11:40" (1/3) ... [2024-10-14 10:11:41,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29d55377 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:11:41, skipping insertion in model container [2024-10-14 10:11:41,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:40" (2/3) ... [2024-10-14 10:11:41,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29d55377 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:11:41, skipping insertion in model container [2024-10-14 10:11:41,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:11:41" (3/3) ... [2024-10-14 10:11:41,188 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-6.i [2024-10-14 10:11:41,203 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 10:11:41,203 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 10:11:41,262 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 10:11:41,271 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;@59d2713f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 10:11:41,271 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 10:11:41,276 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 61 states have (on average 1.540983606557377) internal successors, (94), 62 states have internal predecessors, (94), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-14 10:11:41,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-10-14 10:11:41,289 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:11:41,290 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:11:41,290 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:11:41,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:11:41,295 INFO L85 PathProgramCache]: Analyzing trace with hash 305205605, now seen corresponding path program 1 times [2024-10-14 10:11:41,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:11:41,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709228685] [2024-10-14 10:11:41,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:41,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:11:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:11:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 10:11:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 10:11:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 10:11:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 10:11:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 10:11:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 10:11:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 10:11:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 10:11:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 10:11:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 10:11:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 10:11:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 10:11:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 10:11:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 10:11:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 10:11:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 10:11:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 10:11:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 10:11:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:11:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:11:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 10:11:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 10:11:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 10:11:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 10:11:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 10:11:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:41,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-14 10:11:41,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:11:41,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709228685] [2024-10-14 10:11:41,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709228685] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:11:41,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:11:41,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:11:41,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273259332] [2024-10-14 10:11:41,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:11:41,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 10:11:41,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:11:41,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 10:11:41,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:11:41,890 INFO L87 Difference]: Start difference. First operand has 90 states, 61 states have (on average 1.540983606557377) internal successors, (94), 62 states have internal predecessors, (94), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-14 10:11:41,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:11:41,932 INFO L93 Difference]: Finished difference Result 177 states and 316 transitions. [2024-10-14 10:11:41,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 10:11:41,937 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 169 [2024-10-14 10:11:41,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:11:41,943 INFO L225 Difference]: With dead ends: 177 [2024-10-14 10:11:41,944 INFO L226 Difference]: Without dead ends: 88 [2024-10-14 10:11:41,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:11:41,950 INFO L432 NwaCegarLoop]: 134 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, 134 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 [2024-10-14 10:11:41,951 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 10:11:41,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-10-14 10:11:41,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-10-14 10:11:41,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 60 states have (on average 1.4166666666666667) internal successors, (85), 60 states have internal predecessors, (85), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-14 10:11:41,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 137 transitions. [2024-10-14 10:11:41,994 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 137 transitions. Word has length 169 [2024-10-14 10:11:41,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:11:41,994 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 137 transitions. [2024-10-14 10:11:41,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-14 10:11:41,995 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 137 transitions. [2024-10-14 10:11:41,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-10-14 10:11:41,999 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:11:41,999 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:11:41,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 10:11:42,000 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:11:42,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:11:42,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1807744754, now seen corresponding path program 1 times [2024-10-14 10:11:42,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:11:42,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956953355] [2024-10-14 10:11:42,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:42,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:11:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:11:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 10:11:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 10:11:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 10:11:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 10:11:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 10:11:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 10:11:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 10:11:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 10:11:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 10:11:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 10:11:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 10:11:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 10:11:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 10:11:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 10:11:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 10:11:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 10:11:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 10:11:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 10:11:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:11:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:11:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 10:11:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 10:11:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 10:11:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 10:11:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 10:11:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-14 10:11:42,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:11:42,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956953355] [2024-10-14 10:11:42,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956953355] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:11:42,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:11:42,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 10:11:42,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898198657] [2024-10-14 10:11:42,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:11:42,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 10:11:42,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:11:42,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 10:11:42,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 10:11:42,322 INFO L87 Difference]: Start difference. First operand 88 states and 137 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-14 10:11:42,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:11:42,433 INFO L93 Difference]: Finished difference Result 260 states and 405 transitions. [2024-10-14 10:11:42,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 10:11:42,434 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-10-14 10:11:42,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:11:42,438 INFO L225 Difference]: With dead ends: 260 [2024-10-14 10:11:42,438 INFO L226 Difference]: Without dead ends: 173 [2024-10-14 10:11:42,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 10:11:42,440 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 119 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 10:11:42,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 267 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 10:11:42,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2024-10-14 10:11:42,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 171. [2024-10-14 10:11:42,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 116 states have (on average 1.3879310344827587) internal successors, (161), 116 states have internal predecessors, (161), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-14 10:11:42,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 265 transitions. [2024-10-14 10:11:42,470 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 265 transitions. Word has length 170 [2024-10-14 10:11:42,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:11:42,471 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 265 transitions. [2024-10-14 10:11:42,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-14 10:11:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 265 transitions. [2024-10-14 10:11:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-10-14 10:11:42,474 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:11:42,474 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:11:42,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 10:11:42,475 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:11:42,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:11:42,475 INFO L85 PathProgramCache]: Analyzing trace with hash 786676400, now seen corresponding path program 1 times [2024-10-14 10:11:42,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:11:42,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851434245] [2024-10-14 10:11:42,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:42,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:11:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:11:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 10:11:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 10:11:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 10:11:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 10:11:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 10:11:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 10:11:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 10:11:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 10:11:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 10:11:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 10:11:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 10:11:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 10:11:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 10:11:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 10:11:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 10:11:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 10:11:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 10:11:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 10:11:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:11:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:11:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 10:11:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 10:11:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 10:11:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 10:11:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 10:11:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:42,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-14 10:11:42,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:11:42,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851434245] [2024-10-14 10:11:42,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851434245] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:11:42,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:11:42,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 10:11:42,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134333137] [2024-10-14 10:11:42,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:11:42,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 10:11:42,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:11:42,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 10:11:42,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 10:11:42,947 INFO L87 Difference]: Start difference. First operand 171 states and 265 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-14 10:11:43,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:11:43,165 INFO L93 Difference]: Finished difference Result 441 states and 681 transitions. [2024-10-14 10:11:43,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 10:11:43,165 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-10-14 10:11:43,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:11:43,171 INFO L225 Difference]: With dead ends: 441 [2024-10-14 10:11:43,171 INFO L226 Difference]: Without dead ends: 271 [2024-10-14 10:11:43,173 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 10:11:43,174 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 117 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 10:11:43,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 398 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 10:11:43,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2024-10-14 10:11:43,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 241. [2024-10-14 10:11:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 159 states have (on average 1.3584905660377358) internal successors, (216), 159 states have internal predecessors, (216), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-14 10:11:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 372 transitions. [2024-10-14 10:11:43,251 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 372 transitions. Word has length 170 [2024-10-14 10:11:43,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:11:43,252 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 372 transitions. [2024-10-14 10:11:43,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-14 10:11:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 372 transitions. [2024-10-14 10:11:43,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-10-14 10:11:43,259 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:11:43,259 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:11:43,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 10:11:43,261 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:11:43,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:11:43,262 INFO L85 PathProgramCache]: Analyzing trace with hash 609208999, now seen corresponding path program 1 times [2024-10-14 10:11:43,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:11:43,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199404692] [2024-10-14 10:11:43,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:43,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:11:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:11:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 10:11:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 10:11:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 10:11:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 10:11:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 10:11:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 10:11:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 10:11:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 10:11:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 10:11:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 10:11:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 10:11:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 10:11:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 10:11:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 10:11:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 10:11:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 10:11:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 10:11:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 10:11:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:11:43,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:11:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 10:11:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 10:11:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 10:11:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 10:11:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 10:11:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-14 10:11:43,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:11:43,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199404692] [2024-10-14 10:11:43,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199404692] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 10:11:43,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338621920] [2024-10-14 10:11:43,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:43,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:11:43,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:11:43,660 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) [2024-10-14 10:11:43,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 10:11:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:43,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 10:11:43,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:11:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 295 proven. 66 refuted. 0 times theorem prover too weak. 939 trivial. 0 not checked. [2024-10-14 10:11:44,037 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 10:11:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-14 10:11:44,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338621920] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 10:11:44,271 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 10:11:44,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-14 10:11:44,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709769036] [2024-10-14 10:11:44,271 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 10:11:44,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 10:11:44,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:11:44,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 10:11:44,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 10:11:44,277 INFO L87 Difference]: Start difference. First operand 241 states and 372 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 3 states have call successors, (70), 2 states have call predecessors, (70), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2024-10-14 10:11:44,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:11:44,514 INFO L93 Difference]: Finished difference Result 448 states and 680 transitions. [2024-10-14 10:11:44,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 10:11:44,515 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 3 states have call successors, (70), 2 states have call predecessors, (70), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 171 [2024-10-14 10:11:44,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:11:44,521 INFO L225 Difference]: With dead ends: 448 [2024-10-14 10:11:44,521 INFO L226 Difference]: Without dead ends: 259 [2024-10-14 10:11:44,522 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-10-14 10:11:44,526 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 128 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 10:11:44,527 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 215 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 10:11:44,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-10-14 10:11:44,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 253. [2024-10-14 10:11:44,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 168 states have (on average 1.2678571428571428) internal successors, (213), 168 states have internal predecessors, (213), 78 states have call successors, (78), 6 states have call predecessors, (78), 6 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-14 10:11:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 369 transitions. [2024-10-14 10:11:44,573 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 369 transitions. Word has length 171 [2024-10-14 10:11:44,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:11:44,575 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 369 transitions. [2024-10-14 10:11:44,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 3 states have call successors, (70), 2 states have call predecessors, (70), 4 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2024-10-14 10:11:44,575 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 369 transitions. [2024-10-14 10:11:44,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-14 10:11:44,579 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:11:44,579 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:11:44,600 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 10:11:44,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:11:44,781 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:11:44,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:11:44,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1541519612, now seen corresponding path program 1 times [2024-10-14 10:11:44,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:11:44,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012755357] [2024-10-14 10:11:44,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:44,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:11:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:11:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 10:11:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 10:11:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 10:11:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 10:11:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 10:11:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 10:11:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 10:11:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 10:11:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 10:11:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 10:11:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 10:11:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 10:11:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 10:11:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 10:11:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 10:11:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 10:11:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 10:11:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 10:11:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:11:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:11:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 10:11:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 10:11:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 10:11:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 10:11:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 10:11:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-14 10:11:45,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:11:45,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012755357] [2024-10-14 10:11:45,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012755357] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 10:11:45,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282274314] [2024-10-14 10:11:45,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:45,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:11:45,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:11:45,295 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) [2024-10-14 10:11:45,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 10:11:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:45,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-14 10:11:45,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:11:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 763 proven. 66 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2024-10-14 10:11:45,862 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 10:11:46,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-14 10:11:46,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282274314] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 10:11:46,306 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 10:11:46,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 19 [2024-10-14 10:11:46,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246314222] [2024-10-14 10:11:46,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 10:11:46,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-14 10:11:46,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:11:46,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-14 10:11:46,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2024-10-14 10:11:46,311 INFO L87 Difference]: Start difference. First operand 253 states and 369 transitions. Second operand has 19 states, 19 states have (on average 5.105263157894737) internal successors, (97), 19 states have internal predecessors, (97), 6 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (71), 6 states have call predecessors, (71), 6 states have call successors, (71) [2024-10-14 10:11:47,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:11:47,322 INFO L93 Difference]: Finished difference Result 490 states and 691 transitions. [2024-10-14 10:11:47,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-14 10:11:47,323 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.105263157894737) internal successors, (97), 19 states have internal predecessors, (97), 6 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (71), 6 states have call predecessors, (71), 6 states have call successors, (71) Word has length 173 [2024-10-14 10:11:47,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:11:47,326 INFO L225 Difference]: With dead ends: 490 [2024-10-14 10:11:47,326 INFO L226 Difference]: Without dead ends: 300 [2024-10-14 10:11:47,328 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=375, Invalid=1347, Unknown=0, NotChecked=0, Total=1722 [2024-10-14 10:11:47,329 INFO L432 NwaCegarLoop]: 82 mSDtfsCounter, 344 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 783 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 578 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 10:11:47,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 578 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 783 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 10:11:47,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2024-10-14 10:11:47,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 288. [2024-10-14 10:11:47,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 195 states have (on average 1.2307692307692308) internal successors, (240), 195 states have internal predecessors, (240), 78 states have call successors, (78), 14 states have call predecessors, (78), 14 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-14 10:11:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 396 transitions. [2024-10-14 10:11:47,369 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 396 transitions. Word has length 173 [2024-10-14 10:11:47,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:11:47,369 INFO L471 AbstractCegarLoop]: Abstraction has 288 states and 396 transitions. [2024-10-14 10:11:47,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.105263157894737) internal successors, (97), 19 states have internal predecessors, (97), 6 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (71), 6 states have call predecessors, (71), 6 states have call successors, (71) [2024-10-14 10:11:47,370 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 396 transitions. [2024-10-14 10:11:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-14 10:11:47,371 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:11:47,371 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:11:47,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-14 10:11:47,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:11:47,577 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:11:47,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:11:47,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1935799234, now seen corresponding path program 1 times [2024-10-14 10:11:47,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:11:47,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138900687] [2024-10-14 10:11:47,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:47,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:11:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:11:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 10:11:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 10:11:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-14 10:11:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 10:11:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 10:11:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 10:11:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 10:11:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 10:11:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 10:11:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 10:11:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 10:11:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 10:11:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 10:11:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 10:11:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 10:11:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 10:11:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 10:11:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 10:11:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 10:11:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 10:11:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 10:11:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 10:11:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 10:11:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 10:11:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 10:11:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:47,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-14 10:11:47,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:11:47,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138900687] [2024-10-14 10:11:47,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138900687] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 10:11:47,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256251033] [2024-10-14 10:11:47,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:47,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:11:47,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:11:47,998 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) [2024-10-14 10:11:48,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 10:11:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:11:48,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-14 10:11:48,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:11:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 679 proven. 78 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2024-10-14 10:11:48,605 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 10:11:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-14 10:11:48,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256251033] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 10:11:48,852 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 10:11:48,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 13 [2024-10-14 10:11:48,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98856633] [2024-10-14 10:11:48,853 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 10:11:48,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-14 10:11:48,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:11:48,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-14 10:11:48,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2024-10-14 10:11:48,855 INFO L87 Difference]: Start difference. First operand 288 states and 396 transitions. Second operand has 13 states, 13 states have (on average 7.384615384615385) internal successors, (96), 13 states have internal predecessors, (96), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-10-14 10:11:49,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:11:49,711 INFO L93 Difference]: Finished difference Result 572 states and 771 transitions. [2024-10-14 10:11:49,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-14 10:11:49,711 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.384615384615385) internal successors, (96), 13 states have internal predecessors, (96), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 173 [2024-10-14 10:11:49,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:11:49,714 INFO L225 Difference]: With dead ends: 572 [2024-10-14 10:11:49,715 INFO L226 Difference]: Without dead ends: 367 [2024-10-14 10:11:49,716 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 391 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2024-10-14 10:11:49,716 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 414 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 613 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 10:11:49,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 739 Invalid, 817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 613 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 10:11:49,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2024-10-14 10:11:49,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 335. [2024-10-14 10:11:49,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 232 states have (on average 1.1982758620689655) internal successors, (278), 233 states have internal predecessors, (278), 81 states have call successors, (81), 21 states have call predecessors, (81), 21 states have return successors, (81), 80 states have call predecessors, (81), 81 states have call successors, (81) [2024-10-14 10:11:49,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 440 transitions. [2024-10-14 10:11:49,754 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 440 transitions. Word has length 173 [2024-10-14 10:11:49,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:11:49,755 INFO L471 AbstractCegarLoop]: Abstraction has 335 states and 440 transitions. [2024-10-14 10:11:49,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.384615384615385) internal successors, (96), 13 states have internal predecessors, (96), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-10-14 10:11:49,755 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 440 transitions. [2024-10-14 10:11:49,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-14 10:11:49,757 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:11:49,757 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:11:49,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-14 10:11:49,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:11:49,958 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:11:49,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:11:49,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1658103484, now seen corresponding path program 1 times [2024-10-14 10:11:49,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:11:49,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777092663] [2024-10-14 10:11:49,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:49,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:11:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 10:11:50,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1811079386] [2024-10-14 10:11:50,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:11:50,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:11:50,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:11:50,030 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 10:11:50,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-14 10:11:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 10:11:50,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 10:11:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 10:11:50,300 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 10:11:50,301 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 10:11:50,302 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 10:11:50,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-14 10:11:50,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 10:11:50,507 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:11:50,671 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 10:11:50,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:11:50 BoogieIcfgContainer [2024-10-14 10:11:50,674 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 10:11:50,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 10:11:50,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 10:11:50,676 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 10:11:50,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:11:41" (3/4) ... [2024-10-14 10:11:50,678 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 10:11:50,679 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 10:11:50,679 INFO L158 Benchmark]: Toolchain (without parser) took 10580.10ms. Allocated memory was 180.4MB in the beginning and 289.4MB in the end (delta: 109.1MB). Free memory was 150.2MB in the beginning and 245.8MB in the end (delta: -95.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-10-14 10:11:50,680 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:11:50,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.48ms. Allocated memory is still 180.4MB. Free memory was 150.0MB in the beginning and 137.2MB in the end (delta: 12.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-10-14 10:11:50,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.81ms. Allocated memory is still 180.4MB. Free memory was 137.2MB in the beginning and 134.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 10:11:50,680 INFO L158 Benchmark]: Boogie Preprocessor took 70.82ms. Allocated memory is still 180.4MB. Free memory was 134.4MB in the beginning and 130.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 10:11:50,681 INFO L158 Benchmark]: RCFGBuilder took 562.00ms. Allocated memory is still 180.4MB. Free memory was 130.2MB in the beginning and 103.7MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-10-14 10:11:50,681 INFO L158 Benchmark]: TraceAbstraction took 9493.68ms. Allocated memory was 180.4MB in the beginning and 289.4MB in the end (delta: 109.1MB). Free memory was 103.7MB in the beginning and 245.8MB in the end (delta: -142.1MB). Peak memory consumption was 127.1MB. Max. memory is 16.1GB. [2024-10-14 10:11:50,681 INFO L158 Benchmark]: Witness Printer took 3.65ms. Allocated memory is still 289.4MB. Free memory is still 245.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:11:50,683 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.48ms. Allocated memory is still 180.4MB. Free memory was 150.0MB in the beginning and 137.2MB in the end (delta: 12.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.81ms. Allocated memory is still 180.4MB. Free memory was 137.2MB in the beginning and 134.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.82ms. Allocated memory is still 180.4MB. Free memory was 134.4MB in the beginning and 130.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 562.00ms. Allocated memory is still 180.4MB. Free memory was 130.2MB in the beginning and 103.7MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 9493.68ms. Allocated memory was 180.4MB in the beginning and 289.4MB in the end (delta: 109.1MB). Free memory was 103.7MB in the beginning and 245.8MB in the end (delta: -142.1MB). Peak memory consumption was 127.1MB. Max. memory is 16.1GB. * Witness Printer took 3.65ms. Allocated memory is still 289.4MB. Free memory is still 245.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 192, overapproximation of bitwiseOr at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 192, overapproximation of someBinaryArithmeticFLOAToperation at line 125. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 100.25; [L23] double var_1_5 = 1.9; [L24] double var_1_6 = 7.5; [L25] double var_1_7 = 64.25; [L26] signed long int var_1_8 = 2; [L27] signed long int var_1_9 = 1000000000; [L28] signed long int var_1_10 = 1000000000; [L29] signed long int var_1_11 = 1957998270; [L30] float var_1_12 = 50.25; [L31] float var_1_13 = 9.8; [L32] float var_1_14 = 25.5; [L33] float var_1_15 = 3.5; [L34] signed long int var_1_16 = -500; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] signed long int var_1_20 = -4; [L39] signed short int var_1_23 = -200; [L40] unsigned short int var_1_25 = 32; [L41] signed short int var_1_27 = 0; [L42] signed short int var_1_28 = -128; [L43] signed short int var_1_29 = 16; [L44] signed short int var_1_30 = 10; [L45] unsigned long int var_1_32 = 32; [L46] unsigned long int var_1_33 = 5; [L47] unsigned char var_1_34 = 1; [L48] unsigned char var_1_35 = 128; [L49] unsigned char var_1_36 = 10; [L50] unsigned short int var_1_37 = 256; [L51] signed long int var_1_38 = 10; [L52] double var_1_40 = 256.5; [L53] unsigned long int var_1_42 = 10; [L54] double var_1_43 = 5.602; [L55] double last_1_var_1_1 = 100.25; [L56] signed long int last_1_var_1_8 = 2; [L57] float last_1_var_1_12 = 50.25; [L58] signed long int last_1_var_1_16 = -500; [L59] unsigned char last_1_var_1_17 = 1; [L60] unsigned char last_1_var_1_19 = 0; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L184] last_1_var_1_1 = var_1_1 [L185] last_1_var_1_8 = var_1_8 [L186] last_1_var_1_12 = var_1_12 [L187] last_1_var_1_16 = var_1_16 [L188] last_1_var_1_17 = var_1_17 [L189] last_1_var_1_19 = var_1_19 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L141] var_1_5 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L142] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L143] var_1_6 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L144] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L145] var_1_7 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1000000000] [L146] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1000000000] [L147] var_1_9 = __VERIFIER_nondet_long() [L148] CALL assume_abort_if_not(var_1_9 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L148] RET assume_abort_if_not(var_1_9 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L149] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L149] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L150] var_1_10 = __VERIFIER_nondet_long() [L151] CALL assume_abort_if_not(var_1_10 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L151] RET assume_abort_if_not(var_1_10 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L152] CALL assume_abort_if_not(var_1_10 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L152] RET assume_abort_if_not(var_1_10 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L153] var_1_11 = __VERIFIER_nondet_long() [L154] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L154] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L155] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L155] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L156] var_1_14 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L157] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L158] var_1_15 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L159] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L160] var_1_18 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L161] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L162] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L162] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L163] var_1_23 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_23 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L164] RET assume_abort_if_not(var_1_23 >= -32768) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L165] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L165] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L166] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L166] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L167] var_1_28 = __VERIFIER_nondet_short() [L168] CALL assume_abort_if_not(var_1_28 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L168] RET assume_abort_if_not(var_1_28 >= -32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L169] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L169] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L170] var_1_29 = __VERIFIER_nondet_short() [L171] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L171] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L172] CALL assume_abort_if_not(var_1_29 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L172] RET assume_abort_if_not(var_1_29 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L173] var_1_30 = __VERIFIER_nondet_short() [L174] CALL assume_abort_if_not(var_1_30 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L174] RET assume_abort_if_not(var_1_30 >= -32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L175] CALL assume_abort_if_not(var_1_30 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L175] RET assume_abort_if_not(var_1_30 <= 32766) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L176] var_1_35 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L177] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L178] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L178] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L179] var_1_36 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L180] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L181] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L181] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L200] RET updateVariables() [L201] CALL step() [L64] COND FALSE !(\read(var_1_19)) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L69] EXPR 8 ^ var_1_9 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L69] EXPR ((var_1_23) < ((8 ^ var_1_9))) ? (var_1_23) : ((8 ^ var_1_9)) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L69] COND FALSE !(((((var_1_23) < ((8 ^ var_1_9))) ? (var_1_23) : ((8 ^ var_1_9)))) >= ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))) [L72] COND FALSE !(var_1_23 >= (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29)) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L81] var_1_32 = var_1_10 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L82] COND FALSE !(\read(var_1_19)) [L85] var_1_33 = ((((((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))) > (var_1_29)) ? (((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))) : (var_1_29))) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L87] COND FALSE !(var_1_9 > (var_1_11 + var_1_9)) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L90] COND FALSE !(var_1_9 > ((((var_1_11) < (((((var_1_29) > (var_1_10)) ? (var_1_29) : (var_1_10))))) ? (var_1_11) : (((((var_1_29) > (var_1_10)) ? (var_1_29) : (var_1_10))))))) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L95] COND FALSE !(500 != var_1_28) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=536870911] [L100] var_1_40 = var_1_5 [L101] var_1_42 = var_1_16 [L102] var_1_43 = var_1_5 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_8=2, var_1_9=536870911] [L103] COND TRUE \read(last_1_var_1_17) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_8=2, var_1_9=536870911] [L104] COND FALSE !(var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_8=2, var_1_9=536870911] [L110] COND FALSE !((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_8=2, var_1_9=536870911] [L117] var_1_8 = (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16))))) [L118] signed long int stepLocal_1 = (((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9)); VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_1=-500, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_8=999, var_1_9=536870911] [L119] COND TRUE stepLocal_1 >= (var_1_16 - var_1_11) [L120] var_1_12 = var_1_7 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=3, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_7=3, var_1_8=999, var_1_9=536870911] [L122] var_1_17 = (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18) [L123] signed long int stepLocal_2 = var_1_16; VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_2=-500, var_1_10=536870911, var_1_11=1073741823, var_1_12=3, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_7=3, var_1_8=999, var_1_9=536870911] [L124] COND TRUE stepLocal_2 < var_1_11 [L125] var_1_13 = ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_7=3, var_1_8=999, var_1_9=536870911] [L129] signed long int stepLocal_0 = var_1_8; VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_0=999, var_1_10=536870911, var_1_11=1073741823, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_7=3, var_1_8=999, var_1_9=536870911] [L130] COND FALSE !(\read(var_1_19)) [L137] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_0=999, var_1_10=536870911, var_1_11=1073741823, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_7=3, var_1_8=999, var_1_9=536870911] [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return ((((((var_1_19 ? ((var_1_8 >= var_1_8) ? (var_1_1 == ((double) (var_1_5 + var_1_6))) : (var_1_1 == ((double) (4.125 - var_1_7)))) : (var_1_1 == ((double) var_1_5))) && (var_1_8 == ((signed long int) (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16)))))))) && ((((((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9))) >= (var_1_16 - var_1_11)) ? (var_1_12 == ((float) var_1_7)) : 1)) && ((var_1_16 < var_1_11) ? (var_1_13 == ((float) ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f))) : (var_1_13 == ((float) (var_1_15 + ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))))))) && (((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) ? ((var_1_11 != ((((last_1_var_1_8) < (var_1_10)) ? (last_1_var_1_8) : (var_1_10)))) ? (last_1_var_1_19 ? (var_1_16 == ((signed long int) last_1_var_1_8)) : 1) : 1) : 1)) && (var_1_17 == ((unsigned char) (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18)))) && (last_1_var_1_17 ? ((var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) ? (var_1_19 == ((unsigned char) var_1_18)) : 1) : (var_1_19 == ((unsigned char) var_1_18))) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_7=3, var_1_8=999, var_1_9=536870911] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=-4, var_1_23=-1, var_1_25=32, var_1_27=0, var_1_28=500, var_1_29=0, var_1_30=0, var_1_32=536870911, var_1_33=536870911, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=2, var_1_42=-500, var_1_43=2, var_1_5=2, var_1_7=3, var_1_8=999, var_1_9=536870911] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, OverallIterations: 7, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1138 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1122 mSDsluCounter, 2331 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1578 mSDsCounter, 422 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1613 IncrementalHoareTripleChecker+Invalid, 2035 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 422 mSolverCounterUnsat, 753 mSDtfsCounter, 1613 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1443 GetRequests, 1361 SyntacticMatches, 3 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=335occurred in iteration=6, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 82 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1889 NumberOfCodeBlocks, 1889 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2048 ConstructedInterpolants, 0 QuantifiedInterpolants, 5862 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1291 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 12 InterpolantComputations, 3 PerfectInterpolantSequences, 15042/15600 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 [2024-10-14 10:11:50,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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-6.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 53771750ed79b304f951ed2efee283299d0f152cbb9771c135708f3631b16485 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 10:11:52,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 10:11:52,978 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 10:11:52,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 10:11:52,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 10:11:53,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 10:11:53,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 10:11:53,018 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 10:11:53,018 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 10:11:53,019 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 10:11:53,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 10:11:53,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 10:11:53,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 10:11:53,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 10:11:53,021 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 10:11:53,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 10:11:53,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 10:11:53,021 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 10:11:53,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 10:11:53,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 10:11:53,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 10:11:53,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 10:11:53,026 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 10:11:53,026 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 10:11:53,026 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 10:11:53,027 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 10:11:53,027 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 10:11:53,027 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 10:11:53,027 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 10:11:53,028 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 10:11:53,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 10:11:53,028 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 10:11:53,028 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 10:11:53,029 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 10:11:53,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:11:53,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 10:11:53,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 10:11:53,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 10:11:53,034 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 10:11:53,034 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 10:11:53,035 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 10:11:53,035 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 10:11:53,035 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 10:11:53,035 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 10:11:53,035 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 10:11:53,036 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53771750ed79b304f951ed2efee283299d0f152cbb9771c135708f3631b16485 [2024-10-14 10:11:53,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 10:11:53,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 10:11:53,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 10:11:53,379 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 10:11:53,379 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 10:11:53,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-6.i [2024-10-14 10:11:54,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 10:11:55,224 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 10:11:55,225 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-6.i [2024-10-14 10:11:55,241 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/510db1d77/db1387a3c9944bf485206d36c59db33e/FLAG9ad868950 [2024-10-14 10:11:55,550 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/510db1d77/db1387a3c9944bf485206d36c59db33e [2024-10-14 10:11:55,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 10:11:55,556 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 10:11:55,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 10:11:55,557 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 10:11:55,563 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 10:11:55,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:55,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d8d05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55, skipping insertion in model container [2024-10-14 10:11:55,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:55,600 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 10:11:55,753 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-6.i[918,931] [2024-10-14 10:11:55,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:11:55,832 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 10:11:55,847 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-6.i[918,931] [2024-10-14 10:11:55,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:11:55,918 INFO L204 MainTranslator]: Completed translation [2024-10-14 10:11:55,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55 WrapperNode [2024-10-14 10:11:55,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 10:11:55,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 10:11:55,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 10:11:55,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 10:11:55,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:55,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:55,995 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2024-10-14 10:11:55,996 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 10:11:55,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 10:11:55,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 10:11:55,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 10:11:56,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,015 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,042 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]. [2024-10-14 10:11:56,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,043 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,065 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 10:11:56,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 10:11:56,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 10:11:56,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 10:11:56,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (1/1) ... [2024-10-14 10:11:56,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:11:56,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:11:56,119 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) [2024-10-14 10:11:56,121 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 [2024-10-14 10:11:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 10:11:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 10:11:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 10:11:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 10:11:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 10:11:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 10:11:56,266 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 10:11:56,269 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 10:12:15,449 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-10-14 10:12:15,449 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 10:12:15,514 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 10:12:15,516 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 10:12:15,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:12:15 BoogieIcfgContainer [2024-10-14 10:12:15,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 10:12:15,519 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 10:12:15,519 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 10:12:15,523 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 10:12:15,523 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:11:55" (1/3) ... [2024-10-14 10:12:15,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@89d163f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:12:15, skipping insertion in model container [2024-10-14 10:12:15,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:11:55" (2/3) ... [2024-10-14 10:12:15,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@89d163f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:12:15, skipping insertion in model container [2024-10-14 10:12:15,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:12:15" (3/3) ... [2024-10-14 10:12:15,528 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-6.i [2024-10-14 10:12:15,540 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 10:12:15,540 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 10:12:15,598 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 10:12:15,605 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;@6a1cdd14, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 10:12:15,606 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 10:12:15,611 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-14 10:12:15,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-10-14 10:12:15,625 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:12:15,625 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:12:15,626 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:12:15,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:12:15,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1871235036, now seen corresponding path program 1 times [2024-10-14 10:12:15,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:12:15,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [331861498] [2024-10-14 10:12:15,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:12:15,648 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 [2024-10-14 10:12:15,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:12:15,652 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) [2024-10-14 10:12:15,658 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 [2024-10-14 10:12:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:12:16,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 10:12:16,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:12:16,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2024-10-14 10:12:16,673 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 10:12:16,675 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:12:16,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [331861498] [2024-10-14 10:12:16,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [331861498] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:12:16,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:12:16,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:12:16,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028718577] [2024-10-14 10:12:16,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:12:16,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 10:12:16,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:12:16,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 10:12:16,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:12:16,713 INFO L87 Difference]: Start difference. First operand has 80 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-14 10:12:21,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:12:21,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:12:21,118 INFO L93 Difference]: Finished difference Result 157 states and 282 transitions. [2024-10-14 10:12:21,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 10:12:21,227 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 167 [2024-10-14 10:12:21,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:12:21,236 INFO L225 Difference]: With dead ends: 157 [2024-10-14 10:12:21,236 INFO L226 Difference]: Without dead ends: 78 [2024-10-14 10:12:21,239 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:12:21,242 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-10-14 10:12:21,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-10-14 10:12:21,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-10-14 10:12:21,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-10-14 10:12:21,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-14 10:12:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 122 transitions. [2024-10-14 10:12:21,283 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 122 transitions. Word has length 167 [2024-10-14 10:12:21,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:12:21,283 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 122 transitions. [2024-10-14 10:12:21,284 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-14 10:12:21,284 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2024-10-14 10:12:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-10-14 10:12:21,287 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:12:21,287 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:12:21,313 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 [2024-10-14 10:12:21,487 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 [2024-10-14 10:12:21,488 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:12:21,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:12:21,489 INFO L85 PathProgramCache]: Analyzing trace with hash -765828384, now seen corresponding path program 1 times [2024-10-14 10:12:21,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:12:21,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [777396036] [2024-10-14 10:12:21,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:12:21,490 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 [2024-10-14 10:12:21,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:12:21,492 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) [2024-10-14 10:12:21,493 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 [2024-10-14 10:12:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:12:22,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-14 10:12:22,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:12:26,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-14 10:12:26,889 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 10:12:26,889 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:12:26,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [777396036] [2024-10-14 10:12:26,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [777396036] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:12:26,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:12:26,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:12:26,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421737424] [2024-10-14 10:12:26,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:12:26,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 10:12:26,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:12:26,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 10:12:26,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 10:12:26,894 INFO L87 Difference]: Start difference. First operand 78 states and 122 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-14 10:12:31,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:12:35,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:12:39,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:12:43,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:12:47,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:12:47,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:12:47,817 INFO L93 Difference]: Finished difference Result 230 states and 360 transitions. [2024-10-14 10:12:47,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 10:12:47,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2024-10-14 10:12:47,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:12:47,858 INFO L225 Difference]: With dead ends: 230 [2024-10-14 10:12:47,858 INFO L226 Difference]: Without dead ends: 153 [2024-10-14 10:12:47,859 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 10:12:47,860 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 36 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 6 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2024-10-14 10:12:47,861 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 237 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 13 Invalid, 5 Unknown, 0 Unchecked, 20.9s Time] [2024-10-14 10:12:47,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-10-14 10:12:47,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 151. [2024-10-14 10:12:47,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 96 states have (on average 1.3645833333333333) internal successors, (131), 96 states have internal predecessors, (131), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-14 10:12:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions. [2024-10-14 10:12:47,890 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 167 [2024-10-14 10:12:47,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:12:47,891 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions. [2024-10-14 10:12:47,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-14 10:12:47,892 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2024-10-14 10:12:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-10-14 10:12:47,894 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:12:47,894 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:12:47,922 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 [2024-10-14 10:12:48,095 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 [2024-10-14 10:12:48,096 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:12:48,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:12:48,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1786896738, now seen corresponding path program 1 times [2024-10-14 10:12:48,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:12:48,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406422695] [2024-10-14 10:12:48,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:12:48,097 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 [2024-10-14 10:12:48,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:12:48,099 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) [2024-10-14 10:12:48,100 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 [2024-10-14 10:12:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:12:48,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-14 10:12:48,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:12:53,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-14 10:12:53,548 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 10:12:53,548 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:12:53,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1406422695] [2024-10-14 10:12:53,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1406422695] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:12:53,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:12:53,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 10:12:53,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289128296] [2024-10-14 10:12:53,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:12:53,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 10:12:53,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:12:53,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 10:12:53,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 10:12:53,551 INFO L87 Difference]: Start difference. First operand 151 states and 235 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-14 10:12:58,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:13:02,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:13:06,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:13:10,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []