./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.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 dda421c3cead3fdeb93df5956242977bad12a82dded40844f224149d1433f67d --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 12:49:36,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 12:49:36,879 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 12:49:36,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 12:49:36,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 12:49:36,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 12:49:36,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 12:49:36,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 12:49:36,899 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 12:49:36,899 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 12:49:36,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 12:49:36,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 12:49:36,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 12:49:36,900 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 12:49:36,900 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 12:49:36,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 12:49:36,901 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 12:49:36,902 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 12:49:36,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 12:49:36,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 12:49:36,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 12:49:36,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:49:36,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 12:49:36,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 12:49:36,902 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 12:49:36,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 12:49:36,903 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 12:49:36,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 12:49:36,903 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 12:49:36,903 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 12:49:36,903 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 12:49:36,903 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 12:49:36,903 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> dda421c3cead3fdeb93df5956242977bad12a82dded40844f224149d1433f67d [2025-03-08 12:49:37,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 12:49:37,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 12:49:37,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 12:49:37,133 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 12:49:37,133 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 12:49:37,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2025-03-08 12:49:38,253 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6a47434a/5efd0f7913764cd2a4d8bf5c277228f9/FLAG256f1b723 [2025-03-08 12:49:38,492 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 12:49:38,494 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2025-03-08 12:49:38,504 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6a47434a/5efd0f7913764cd2a4d8bf5c277228f9/FLAG256f1b723 [2025-03-08 12:49:38,814 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6a47434a/5efd0f7913764cd2a4d8bf5c277228f9 [2025-03-08 12:49:38,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 12:49:38,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 12:49:38,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 12:49:38,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 12:49:38,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 12:49:38,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:49:38" (1/1) ... [2025-03-08 12:49:38,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b49333d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:38, skipping insertion in model container [2025-03-08 12:49:38,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:49:38" (1/1) ... [2025-03-08 12:49:38,838 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 12:49:38,929 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i[918,931] [2025-03-08 12:49:39,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:49:39,014 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 12:49:39,022 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i[918,931] [2025-03-08 12:49:39,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:49:39,065 INFO L204 MainTranslator]: Completed translation [2025-03-08 12:49:39,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39 WrapperNode [2025-03-08 12:49:39,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 12:49:39,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 12:49:39,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 12:49:39,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 12:49:39,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,099 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2025-03-08 12:49:39,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 12:49:39,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 12:49:39,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 12:49:39,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 12:49:39,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,108 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,125 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]. [2025-03-08 12:49:39,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,132 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 12:49:39,141 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 12:49:39,141 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 12:49:39,141 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 12:49:39,142 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (1/1) ... [2025-03-08 12:49:39,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:49:39,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:49:39,165 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) [2025-03-08 12:49:39,170 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 [2025-03-08 12:49:39,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 12:49:39,183 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 12:49:39,184 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 12:49:39,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 12:49:39,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 12:49:39,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 12:49:39,243 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 12:49:39,244 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 12:49:40,287 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-08 12:49:40,287 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 12:49:40,302 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 12:49:40,304 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 12:49:40,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:49:40 BoogieIcfgContainer [2025-03-08 12:49:40,304 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 12:49:40,306 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 12:49:40,307 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 12:49:40,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 12:49:40,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:49:38" (1/3) ... [2025-03-08 12:49:40,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10529e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:49:40, skipping insertion in model container [2025-03-08 12:49:40,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:49:39" (2/3) ... [2025-03-08 12:49:40,311 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10529e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:49:40, skipping insertion in model container [2025-03-08 12:49:40,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:49:40" (3/3) ... [2025-03-08 12:49:40,312 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2025-03-08 12:49:40,321 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 12:49:40,323 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i that has 2 procedures, 98 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 12:49:40,368 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 12:49:40,377 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;@1ea53d3d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 12:49:40,378 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 12:49:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 12:49:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-08 12:49:40,394 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:49:40,394 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:49:40,395 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:49:40,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:49:40,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1673024333, now seen corresponding path program 1 times [2025-03-08 12:49:40,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:49:40,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182580395] [2025-03-08 12:49:40,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:40,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:49:40,476 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-08 12:49:40,497 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-08 12:49:40,499 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:40,499 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:40,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-08 12:49:40,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:49:40,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182580395] [2025-03-08 12:49:40,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182580395] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:49:40,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162852570] [2025-03-08 12:49:40,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:40,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:49:40,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:49:40,657 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) [2025-03-08 12:49:40,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 12:49:40,732 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-08 12:49:40,804 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-08 12:49:40,804 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:40,804 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:40,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 12:49:40,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:49:40,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-08 12:49:40,853 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:49:40,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1162852570] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:49:40,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 12:49:40,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 12:49:40,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027855358] [2025-03-08 12:49:40,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:49:40,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 12:49:40,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:49:40,873 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 12:49:40,873 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:49:40,875 INFO L87 Difference]: Start difference. First operand has 98 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 12:49:40,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:49:40,900 INFO L93 Difference]: Finished difference Result 190 states and 342 transitions. [2025-03-08 12:49:40,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 12:49:40,903 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 208 [2025-03-08 12:49:40,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:49:40,910 INFO L225 Difference]: With dead ends: 190 [2025-03-08 12:49:40,911 INFO L226 Difference]: Without dead ends: 95 [2025-03-08 12:49:40,914 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:49:40,916 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:49:40,918 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:49:40,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2025-03-08 12:49:40,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2025-03-08 12:49:40,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 60 states have (on average 1.4166666666666667) internal successors, (85), 60 states have internal predecessors, (85), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 12:49:40,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 151 transitions. [2025-03-08 12:49:40,954 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 151 transitions. Word has length 208 [2025-03-08 12:49:40,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:49:40,954 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 151 transitions. [2025-03-08 12:49:40,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 12:49:40,955 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 151 transitions. [2025-03-08 12:49:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-08 12:49:40,958 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:49:40,959 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:49:40,965 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 12:49:41,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 12:49:41,163 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:49:41,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:49:41,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1862726835, now seen corresponding path program 1 times [2025-03-08 12:49:41,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:49:41,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166090057] [2025-03-08 12:49:41,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:41,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:49:41,184 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 12:49:41,234 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 12:49:41,237 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:41,237 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:41,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 12:49:41,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:49:41,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166090057] [2025-03-08 12:49:41,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166090057] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:49:41,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:49:41,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 12:49:41,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316086299] [2025-03-08 12:49:41,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:49:41,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 12:49:41,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:49:41,440 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 12:49:41,441 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:49:41,442 INFO L87 Difference]: Start difference. First operand 95 states and 151 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:41,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:49:41,495 INFO L93 Difference]: Finished difference Result 279 states and 447 transitions. [2025-03-08 12:49:41,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 12:49:41,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2025-03-08 12:49:41,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:49:41,498 INFO L225 Difference]: With dead ends: 279 [2025-03-08 12:49:41,498 INFO L226 Difference]: Without dead ends: 187 [2025-03-08 12:49:41,498 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:49:41,501 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 88 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:49:41,501 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 276 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:49:41,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2025-03-08 12:49:41,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 184. [2025-03-08 12:49:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 115 states have (on average 1.4173913043478261) internal successors, (163), 115 states have internal predecessors, (163), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-08 12:49:41,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 295 transitions. [2025-03-08 12:49:41,530 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 295 transitions. Word has length 209 [2025-03-08 12:49:41,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:49:41,531 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 295 transitions. [2025-03-08 12:49:41,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:41,531 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 295 transitions. [2025-03-08 12:49:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-03-08 12:49:41,533 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:49:41,533 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:49:41,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 12:49:41,533 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:49:41,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:49:41,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1305257117, now seen corresponding path program 1 times [2025-03-08 12:49:41,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:49:41,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366332603] [2025-03-08 12:49:41,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:41,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:49:41,548 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-03-08 12:49:41,641 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-03-08 12:49:41,641 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:41,641 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 12:49:42,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:49:42,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366332603] [2025-03-08 12:49:42,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366332603] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:49:42,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:49:42,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 12:49:42,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612857128] [2025-03-08 12:49:42,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:49:42,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 12:49:42,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:49:42,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 12:49:42,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:49:42,400 INFO L87 Difference]: Start difference. First operand 184 states and 295 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:42,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:49:42,491 INFO L93 Difference]: Finished difference Result 416 states and 653 transitions. [2025-03-08 12:49:42,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 12:49:42,492 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2025-03-08 12:49:42,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:49:42,494 INFO L225 Difference]: With dead ends: 416 [2025-03-08 12:49:42,494 INFO L226 Difference]: Without dead ends: 235 [2025-03-08 12:49:42,495 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:49:42,495 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 27 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 12:49:42,496 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 412 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 12:49:42,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2025-03-08 12:49:42,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 203. [2025-03-08 12:49:42,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 134 states have (on average 1.4253731343283582) internal successors, (191), 134 states have internal predecessors, (191), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-08 12:49:42,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 323 transitions. [2025-03-08 12:49:42,516 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 323 transitions. Word has length 210 [2025-03-08 12:49:42,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:49:42,516 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 323 transitions. [2025-03-08 12:49:42,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:42,516 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 323 transitions. [2025-03-08 12:49:42,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-03-08 12:49:42,520 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:49:42,520 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:49:42,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 12:49:42,521 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:49:42,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:49:42,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1304333596, now seen corresponding path program 1 times [2025-03-08 12:49:42,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:49:42,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785854736] [2025-03-08 12:49:42,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:42,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:49:42,535 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-03-08 12:49:42,677 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-03-08 12:49:42,678 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:42,678 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 12:49:45,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:49:45,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785854736] [2025-03-08 12:49:45,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785854736] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:49:45,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:49:45,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-03-08 12:49:45,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849964160] [2025-03-08 12:49:45,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:49:45,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-08 12:49:45,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:49:45,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-08 12:49:45,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 12:49:45,719 INFO L87 Difference]: Start difference. First operand 203 states and 323 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:46,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:49:46,687 INFO L93 Difference]: Finished difference Result 573 states and 887 transitions. [2025-03-08 12:49:46,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-08 12:49:46,687 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2025-03-08 12:49:46,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:49:46,690 INFO L225 Difference]: With dead ends: 573 [2025-03-08 12:49:46,690 INFO L226 Difference]: Without dead ends: 373 [2025-03-08 12:49:46,691 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2025-03-08 12:49:46,691 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 120 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-03-08 12:49:46,691 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 738 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-03-08 12:49:46,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2025-03-08 12:49:46,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 309. [2025-03-08 12:49:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 234 states have (on average 1.4188034188034189) internal successors, (332), 236 states have internal predecessors, (332), 70 states have call successors, (70), 4 states have call predecessors, (70), 4 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2025-03-08 12:49:46,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 472 transitions. [2025-03-08 12:49:46,721 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 472 transitions. Word has length 210 [2025-03-08 12:49:46,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:49:46,722 INFO L471 AbstractCegarLoop]: Abstraction has 309 states and 472 transitions. [2025-03-08 12:49:46,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:46,722 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 472 transitions. [2025-03-08 12:49:46,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-03-08 12:49:46,724 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:49:46,724 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:49:46,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 12:49:46,724 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:49:46,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:49:46,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1175250877, now seen corresponding path program 1 times [2025-03-08 12:49:46,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:49:46,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123814281] [2025-03-08 12:49:46,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:46,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:49:46,734 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-03-08 12:49:46,776 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-03-08 12:49:46,776 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:46,776 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:47,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 12:49:47,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:49:47,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123814281] [2025-03-08 12:49:47,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123814281] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:49:47,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:49:47,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 12:49:47,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671401353] [2025-03-08 12:49:47,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:49:47,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 12:49:47,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:49:47,023 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 12:49:47,023 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:49:47,023 INFO L87 Difference]: Start difference. First operand 309 states and 472 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:47,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:49:47,303 INFO L93 Difference]: Finished difference Result 770 states and 1175 transitions. [2025-03-08 12:49:47,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 12:49:47,305 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2025-03-08 12:49:47,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:49:47,308 INFO L225 Difference]: With dead ends: 770 [2025-03-08 12:49:47,310 INFO L226 Difference]: Without dead ends: 464 [2025-03-08 12:49:47,310 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:49:47,311 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 105 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 12:49:47,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 451 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 12:49:47,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2025-03-08 12:49:47,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 405. [2025-03-08 12:49:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 295 states have (on average 1.4033898305084747) internal successors, (414), 297 states have internal predecessors, (414), 103 states have call successors, (103), 6 states have call predecessors, (103), 6 states have return successors, (103), 101 states have call predecessors, (103), 103 states have call successors, (103) [2025-03-08 12:49:47,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 620 transitions. [2025-03-08 12:49:47,343 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 620 transitions. Word has length 210 [2025-03-08 12:49:47,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:49:47,345 INFO L471 AbstractCegarLoop]: Abstraction has 405 states and 620 transitions. [2025-03-08 12:49:47,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:47,345 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 620 transitions. [2025-03-08 12:49:47,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2025-03-08 12:49:47,347 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:49:47,347 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:49:47,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 12:49:47,348 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:49:47,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:49:47,350 INFO L85 PathProgramCache]: Analyzing trace with hash -633016830, now seen corresponding path program 1 times [2025-03-08 12:49:47,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:49:47,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280288440] [2025-03-08 12:49:47,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:47,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:49:47,358 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 211 statements into 1 equivalence classes. [2025-03-08 12:49:47,403 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 211 of 211 statements. [2025-03-08 12:49:47,404 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:47,404 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:47,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 12:49:47,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:49:47,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280288440] [2025-03-08 12:49:47,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280288440] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:49:47,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:49:47,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 12:49:47,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142723783] [2025-03-08 12:49:47,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:49:47,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 12:49:47,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:49:47,536 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 12:49:47,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 12:49:47,537 INFO L87 Difference]: Start difference. First operand 405 states and 620 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:47,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:49:47,752 INFO L93 Difference]: Finished difference Result 954 states and 1468 transitions. [2025-03-08 12:49:47,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 12:49:47,753 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2025-03-08 12:49:47,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:49:47,757 INFO L225 Difference]: With dead ends: 954 [2025-03-08 12:49:47,757 INFO L226 Difference]: Without dead ends: 648 [2025-03-08 12:49:47,758 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:49:47,759 INFO L435 NwaCegarLoop]: 256 mSDtfsCounter, 157 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 12:49:47,759 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 555 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 12:49:47,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2025-03-08 12:49:47,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 639. [2025-03-08 12:49:47,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 639 states, 455 states have (on average 1.3978021978021977) internal successors, (636), 459 states have internal predecessors, (636), 173 states have call successors, (173), 10 states have call predecessors, (173), 10 states have return successors, (173), 169 states have call predecessors, (173), 173 states have call successors, (173) [2025-03-08 12:49:47,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 982 transitions. [2025-03-08 12:49:47,792 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 982 transitions. Word has length 211 [2025-03-08 12:49:47,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:49:47,793 INFO L471 AbstractCegarLoop]: Abstraction has 639 states and 982 transitions. [2025-03-08 12:49:47,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:49:47,793 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 982 transitions. [2025-03-08 12:49:47,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2025-03-08 12:49:47,795 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:49:47,795 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:49:47,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 12:49:47,795 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:49:47,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:49:47,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1854496003, now seen corresponding path program 1 times [2025-03-08 12:49:47,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:49:47,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671497748] [2025-03-08 12:49:47,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:47,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:49:47,806 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 211 statements into 1 equivalence classes. [2025-03-08 12:49:47,869 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 211 of 211 statements. [2025-03-08 12:49:47,869 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:47,869 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 51 proven. 135 refuted. 0 times theorem prover too weak. 1926 trivial. 0 not checked. [2025-03-08 12:49:48,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:49:48,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671497748] [2025-03-08 12:49:48,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671497748] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:49:48,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213290632] [2025-03-08 12:49:48,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:49:48,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:49:48,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:49:48,500 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) [2025-03-08 12:49:48,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 12:49:48,549 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 211 statements into 1 equivalence classes. [2025-03-08 12:49:48,633 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 211 of 211 statements. [2025-03-08 12:49:48,633 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:49:48,633 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:49:48,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 38 conjuncts are in the unsatisfiable core [2025-03-08 12:49:48,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:49:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 900 proven. 321 refuted. 0 times theorem prover too weak. 891 trivial. 0 not checked. [2025-03-08 12:49:51,257 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:50:12,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1213290632] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:50:12,092 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 12:50:12,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 20] total 30 [2025-03-08 12:50:12,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215293900] [2025-03-08 12:50:12,092 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 12:50:12,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2025-03-08 12:50:12,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:50:12,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2025-03-08 12:50:12,094 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=453, Invalid=1438, Unknown=1, NotChecked=0, Total=1892 [2025-03-08 12:50:12,094 INFO L87 Difference]: Start difference. First operand 639 states and 982 transitions. Second operand has 30 states, 30 states have (on average 3.8) internal successors, (114), 28 states have internal predecessors, (114), 10 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 10 states have call predecessors, (66), 10 states have call successors, (66) [2025-03-08 12:50:16,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:16,188 INFO L93 Difference]: Finished difference Result 1691 states and 2515 transitions. [2025-03-08 12:50:16,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2025-03-08 12:50:16,189 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.8) internal successors, (114), 28 states have internal predecessors, (114), 10 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 10 states have call predecessors, (66), 10 states have call successors, (66) Word has length 211 [2025-03-08 12:50:16,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:16,194 INFO L225 Difference]: With dead ends: 1691 [2025-03-08 12:50:16,194 INFO L226 Difference]: Without dead ends: 1126 [2025-03-08 12:50:16,198 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3819 ImplicationChecksByTransitivity, 15.4s TimeCoverageRelationStatistics Valid=3059, Invalid=10280, Unknown=1, NotChecked=0, Total=13340 [2025-03-08 12:50:16,198 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 1057 mSDsluCounter, 1068 mSDsCounter, 0 mSdLazyCounter, 1912 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 1229 SdHoareTripleChecker+Invalid, 2250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 1912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:16,198 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1090 Valid, 1229 Invalid, 2250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 1912 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2025-03-08 12:50:16,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1126 states. [2025-03-08 12:50:16,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1126 to 1012. [2025-03-08 12:50:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1012 states, 725 states have (on average 1.3448275862068966) internal successors, (975), 734 states have internal predecessors, (975), 257 states have call successors, (257), 29 states have call predecessors, (257), 29 states have return successors, (257), 248 states have call predecessors, (257), 257 states have call successors, (257) [2025-03-08 12:50:16,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 1012 states and 1489 transitions. [2025-03-08 12:50:16,269 INFO L78 Accepts]: Start accepts. Automaton has 1012 states and 1489 transitions. Word has length 211 [2025-03-08 12:50:16,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:16,270 INFO L471 AbstractCegarLoop]: Abstraction has 1012 states and 1489 transitions. [2025-03-08 12:50:16,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.8) internal successors, (114), 28 states have internal predecessors, (114), 10 states have call successors, (66), 7 states have call predecessors, (66), 10 states have return successors, (66), 10 states have call predecessors, (66), 10 states have call successors, (66) [2025-03-08 12:50:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1489 transitions. [2025-03-08 12:50:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2025-03-08 12:50:16,273 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:16,273 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:16,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 12:50:16,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2025-03-08 12:50:16,477 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:16,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:16,477 INFO L85 PathProgramCache]: Analyzing trace with hash -689944512, now seen corresponding path program 1 times [2025-03-08 12:50:16,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:50:16,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862393022] [2025-03-08 12:50:16,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:16,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:50:16,488 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 211 statements into 1 equivalence classes. [2025-03-08 12:50:16,546 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 211 of 211 statements. [2025-03-08 12:50:16,546 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:16,546 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:16,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 12:50:16,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:50:16,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862393022] [2025-03-08 12:50:16,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862393022] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:50:16,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118033272] [2025-03-08 12:50:16,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:16,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:50:16,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:50:16,765 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) [2025-03-08 12:50:16,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 12:50:16,816 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 211 statements into 1 equivalence classes. [2025-03-08 12:50:16,870 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 211 of 211 statements. [2025-03-08 12:50:16,870 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:16,870 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:16,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-08 12:50:16,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:17,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 158 proven. 93 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2025-03-08 12:50:17,197 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:50:17,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 12:50:17,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118033272] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:50:17,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 12:50:17,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2025-03-08 12:50:17,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232832249] [2025-03-08 12:50:17,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 12:50:17,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-08 12:50:17,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:50:17,426 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-08 12:50:17,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2025-03-08 12:50:17,427 INFO L87 Difference]: Start difference. First operand 1012 states and 1489 transitions. Second operand has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2025-03-08 12:50:17,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:17,974 INFO L93 Difference]: Finished difference Result 2870 states and 4173 transitions. [2025-03-08 12:50:17,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2025-03-08 12:50:17,975 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 211 [2025-03-08 12:50:17,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:17,983 INFO L225 Difference]: With dead ends: 2870 [2025-03-08 12:50:17,984 INFO L226 Difference]: Without dead ends: 1983 [2025-03-08 12:50:17,986 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 439 GetRequests, 417 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2025-03-08 12:50:17,986 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 238 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 594 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 829 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:17,987 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 829 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 594 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 12:50:17,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1983 states. [2025-03-08 12:50:18,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1983 to 1646. [2025-03-08 12:50:18,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1646 states, 1140 states have (on average 1.3605263157894736) internal successors, (1551), 1144 states have internal predecessors, (1551), 453 states have call successors, (453), 52 states have call predecessors, (453), 52 states have return successors, (453), 449 states have call predecessors, (453), 453 states have call successors, (453) [2025-03-08 12:50:18,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1646 states and 2457 transitions. [2025-03-08 12:50:18,119 INFO L78 Accepts]: Start accepts. Automaton has 1646 states and 2457 transitions. Word has length 211 [2025-03-08 12:50:18,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:18,119 INFO L471 AbstractCegarLoop]: Abstraction has 1646 states and 2457 transitions. [2025-03-08 12:50:18,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2025-03-08 12:50:18,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2457 transitions. [2025-03-08 12:50:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2025-03-08 12:50:18,120 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:18,121 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:18,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-08 12:50:18,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:50:18,321 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:18,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:18,322 INFO L85 PathProgramCache]: Analyzing trace with hash -689020991, now seen corresponding path program 1 times [2025-03-08 12:50:18,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:50:18,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985229550] [2025-03-08 12:50:18,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:18,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:50:18,332 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 211 statements into 1 equivalence classes. [2025-03-08 12:50:18,342 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 211 of 211 statements. [2025-03-08 12:50:18,342 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:18,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:18,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 12:50:18,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:50:18,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985229550] [2025-03-08 12:50:18,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985229550] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:50:18,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:50:18,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 12:50:18,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121535280] [2025-03-08 12:50:18,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:50:18,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 12:50:18,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:50:18,423 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 12:50:18,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:50:18,423 INFO L87 Difference]: Start difference. First operand 1646 states and 2457 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:50:18,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:18,533 INFO L93 Difference]: Finished difference Result 3166 states and 4784 transitions. [2025-03-08 12:50:18,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 12:50:18,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2025-03-08 12:50:18,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:18,541 INFO L225 Difference]: With dead ends: 3166 [2025-03-08 12:50:18,541 INFO L226 Difference]: Without dead ends: 1610 [2025-03-08 12:50:18,543 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:50:18,544 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 142 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:18,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 296 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:50:18,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1610 states. [2025-03-08 12:50:18,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1610 to 1608. [2025-03-08 12:50:18,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1608 states, 1124 states have (on average 1.3825622775800712) internal successors, (1554), 1126 states have internal predecessors, (1554), 441 states have call successors, (441), 42 states have call predecessors, (441), 42 states have return successors, (441), 439 states have call predecessors, (441), 441 states have call successors, (441) [2025-03-08 12:50:18,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1608 states and 2436 transitions. [2025-03-08 12:50:18,633 INFO L78 Accepts]: Start accepts. Automaton has 1608 states and 2436 transitions. Word has length 211 [2025-03-08 12:50:18,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:18,634 INFO L471 AbstractCegarLoop]: Abstraction has 1608 states and 2436 transitions. [2025-03-08 12:50:18,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:50:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2436 transitions. [2025-03-08 12:50:18,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2025-03-08 12:50:18,635 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:18,635 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:18,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-08 12:50:18,636 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:18,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:18,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1998080715, now seen corresponding path program 1 times [2025-03-08 12:50:18,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:50:18,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257119833] [2025-03-08 12:50:18,636 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:18,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:50:18,644 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 212 statements into 1 equivalence classes. [2025-03-08 12:50:18,703 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 212 of 212 statements. [2025-03-08 12:50:18,703 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:18,703 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:18,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 12:50:18,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:50:18,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257119833] [2025-03-08 12:50:18,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257119833] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:50:18,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247686058] [2025-03-08 12:50:18,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:18,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:50:18,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:50:18,820 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) [2025-03-08 12:50:18,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-08 12:50:18,866 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 212 statements into 1 equivalence classes. [2025-03-08 12:50:18,909 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 212 of 212 statements. [2025-03-08 12:50:18,909 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:18,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:18,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-08 12:50:18,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:19,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2025-03-08 12:50:19,206 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:50:19,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 12:50:19,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [247686058] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:50:19,377 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 12:50:19,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-03-08 12:50:19,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441203083] [2025-03-08 12:50:19,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 12:50:19,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-08 12:50:19,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:50:19,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-08 12:50:19,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:50:19,378 INFO L87 Difference]: Start difference. First operand 1608 states and 2436 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2025-03-08 12:50:19,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:19,540 INFO L93 Difference]: Finished difference Result 1783 states and 2647 transitions. [2025-03-08 12:50:19,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-08 12:50:19,541 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) Word has length 212 [2025-03-08 12:50:19,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:19,543 INFO L225 Difference]: With dead ends: 1783 [2025-03-08 12:50:19,543 INFO L226 Difference]: Without dead ends: 278 [2025-03-08 12:50:19,546 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 421 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-08 12:50:19,546 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 94 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:19,547 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 214 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 12:50:19,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2025-03-08 12:50:19,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 230. [2025-03-08 12:50:19,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 145 states have (on average 1.1241379310344828) internal successors, (163), 145 states have internal predecessors, (163), 66 states have call successors, (66), 18 states have call predecessors, (66), 18 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-08 12:50:19,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 295 transitions. [2025-03-08 12:50:19,573 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 295 transitions. Word has length 212 [2025-03-08 12:50:19,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:19,573 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 295 transitions. [2025-03-08 12:50:19,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2025-03-08 12:50:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 295 transitions. [2025-03-08 12:50:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2025-03-08 12:50:19,575 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:19,575 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:19,582 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-08 12:50:19,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:50:19,776 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:19,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:19,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1261804741, now seen corresponding path program 1 times [2025-03-08 12:50:19,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:50:19,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201252102] [2025-03-08 12:50:19,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:19,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:50:19,784 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 212 statements into 1 equivalence classes. [2025-03-08 12:50:19,859 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 212 of 212 statements. [2025-03-08 12:50:19,859 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:19,859 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 12:50:19,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [829522917] [2025-03-08 12:50:19,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:19,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:50:19,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:50:19,863 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 12:50:19,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-08 12:50:19,915 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 212 statements into 1 equivalence classes. [2025-03-08 12:50:19,981 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 212 of 212 statements. [2025-03-08 12:50:19,981 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:19,981 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 12:50:19,981 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 12:50:20,001 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 212 statements into 1 equivalence classes. [2025-03-08 12:50:20,050 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 212 of 212 statements. [2025-03-08 12:50:20,051 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:20,051 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 12:50:20,154 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 12:50:20,154 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 12:50:20,155 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 12:50:20,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-03-08 12:50:20,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2025-03-08 12:50:20,360 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:20,466 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 12:50:20,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 12:50:20 BoogieIcfgContainer [2025-03-08 12:50:20,468 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 12:50:20,469 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 12:50:20,469 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 12:50:20,470 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 12:50:20,470 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:49:40" (3/4) ... [2025-03-08 12:50:20,471 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 12:50:20,472 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 12:50:20,473 INFO L158 Benchmark]: Toolchain (without parser) took 41656.34ms. Allocated memory was 201.3MB in the beginning and 377.5MB in the end (delta: 176.2MB). Free memory was 155.2MB in the beginning and 261.1MB in the end (delta: -106.0MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2025-03-08 12:50:20,473 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 201.3MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:50:20,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.34ms. Allocated memory is still 201.3MB. Free memory was 155.2MB in the beginning and 139.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 12:50:20,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.18ms. Allocated memory is still 201.3MB. Free memory was 139.2MB in the beginning and 135.1MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:50:20,473 INFO L158 Benchmark]: Boogie Preprocessor took 39.59ms. Allocated memory is still 201.3MB. Free memory was 135.1MB in the beginning and 130.1MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 12:50:20,474 INFO L158 Benchmark]: IcfgBuilder took 1163.51ms. Allocated memory is still 201.3MB. Free memory was 130.1MB in the beginning and 98.9MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 12:50:20,474 INFO L158 Benchmark]: TraceAbstraction took 40161.60ms. Allocated memory was 201.3MB in the beginning and 377.5MB in the end (delta: 176.2MB). Free memory was 98.5MB in the beginning and 261.2MB in the end (delta: -162.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2025-03-08 12:50:20,475 INFO L158 Benchmark]: Witness Printer took 2.70ms. Allocated memory is still 377.5MB. Free memory was 261.2MB in the beginning and 261.1MB in the end (delta: 119.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:50:20,477 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82ms. Allocated memory is still 201.3MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.34ms. Allocated memory is still 201.3MB. Free memory was 155.2MB in the beginning and 139.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.18ms. Allocated memory is still 201.3MB. Free memory was 139.2MB in the beginning and 135.1MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.59ms. Allocated memory is still 201.3MB. Free memory was 135.1MB in the beginning and 130.1MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1163.51ms. Allocated memory is still 201.3MB. Free memory was 130.1MB in the beginning and 98.9MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 40161.60ms. Allocated memory was 201.3MB in the beginning and 377.5MB in the end (delta: 176.2MB). Free memory was 98.5MB in the beginning and 261.2MB in the end (delta: -162.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Witness Printer took 2.70ms. Allocated memory is still 377.5MB. Free memory was 261.2MB in the beginning and 261.1MB in the end (delta: 119.9kB). 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 someBinaryArithmeticDOUBLEoperation at line 137, overapproximation of someBinaryDOUBLEComparisonOperation at line 154, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 202, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of someBinaryDOUBLEComparisonOperation at line 128. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] signed char var_1_23 = 1; [L40] signed char var_1_24 = 2; [L41] signed short int var_1_25 = -500; [L42] signed char var_1_26 = -2; [L43] signed char var_1_29 = 10; [L44] double var_1_30 = 0.5; [L45] unsigned char var_1_34 = 2; [L46] unsigned char var_1_35 = 4; [L47] signed long int var_1_36 = -256; [L48] unsigned short int var_1_37 = 64; [L49] unsigned short int var_1_38 = 57633; [L50] unsigned short int var_1_39 = 28505; [L51] signed short int var_1_40 = 64; [L52] signed char var_1_41 = -100; [L53] unsigned short int var_1_42 = 5; [L54] signed char var_1_43 = 100; [L55] unsigned short int last_1_var_1_6 = 4; [L56] unsigned short int last_1_var_1_9 = 4; [L57] unsigned long int last_1_var_1_14 = 500; [L58] signed short int last_1_var_1_17 = 16; VAL [isInitial=0, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L196] last_1_var_1_6 = var_1_6 [L197] last_1_var_1_9 = var_1_9 [L198] last_1_var_1_14 = var_1_14 [L199] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L209] RET updateLastVariables() [L210] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L145] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L146] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L147] var_1_5 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L148] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] var_1_10 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L151] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] var_1_12 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L154] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] var_1_13 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L157] var_1_15 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L160] var_1_16 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L161] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L162] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L162] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L163] var_1_19 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L164] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L165] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L165] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L166] var_1_20 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L167] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L168] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L168] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L169] var_1_21 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L170] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L172] var_1_22 = __VERIFIER_nondet_short() [L173] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L173] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] var_1_24 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_24 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L176] RET assume_abort_if_not(var_1_24 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L178] var_1_29 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_29 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L179] RET assume_abort_if_not(var_1_29 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L180] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L180] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L181] var_1_35 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L182] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L183] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L183] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L184] var_1_38 = __VERIFIER_nondet_ushort() [L185] CALL assume_abort_if_not(var_1_38 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L185] RET assume_abort_if_not(var_1_38 >= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] CALL assume_abort_if_not(var_1_38 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] RET assume_abort_if_not(var_1_38 <= 65535) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L187] var_1_39 = __VERIFIER_nondet_ushort() [L188] CALL assume_abort_if_not(var_1_39 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L188] RET assume_abort_if_not(var_1_39 >= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] CALL assume_abort_if_not(var_1_39 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] RET assume_abort_if_not(var_1_39 <= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L190] var_1_41 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_41 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L191] RET assume_abort_if_not(var_1_41 >= -128) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] CALL assume_abort_if_not(var_1_41 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] RET assume_abort_if_not(var_1_41 <= 127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] CALL assume_abort_if_not(var_1_41 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] RET assume_abort_if_not(var_1_41 != 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-1, var_1_25=-500, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L210] RET updateVariables() [L211] CALL step() [L62] var_1_23 = var_1_24 [L63] var_1_25 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-2, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L64] COND TRUE (- var_1_12) >= var_1_12 [L65] var_1_26 = ((((var_1_24) > (var_1_29)) ? (var_1_24) : (var_1_29))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L67] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L72] COND TRUE var_1_14 < var_1_24 [L73] var_1_34 = var_1_35 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L75] COND TRUE var_1_14 != ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) [L76] var_1_36 = (((((var_1_14 - var_1_20)) < ((((((var_1_24 + var_1_6)) < (var_1_6)) ? ((var_1_24 + var_1_6)) : (var_1_6))))) ? ((var_1_14 - var_1_20)) : ((((((var_1_24 + var_1_6)) < (var_1_6)) ? ((var_1_24 + var_1_6)) : (var_1_6)))))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=64, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L78] COND TRUE (var_1_21 * (var_1_38 - var_1_16)) <= var_1_21 [L79] var_1_37 = ((var_1_39 - var_1_35) + var_1_16) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L85] EXPR var_1_17 ^ (var_1_9 % var_1_41) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=64, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L85] COND FALSE !(var_1_24 >= (var_1_17 ^ (var_1_9 % var_1_41))) [L94] var_1_40 = var_1_19 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L96] var_1_42 = var_1_39 [L97] var_1_43 = var_1_24 [L98] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L99] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L104] signed long int stepLocal_3 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L105] COND TRUE last_1_var_1_14 >= stepLocal_3 [L106] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L108] COND TRUE var_1_6 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L109] COND TRUE (- var_1_14) > var_1_6 [L110] var_1_1 = 0 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L115] unsigned char stepLocal_2 = var_1_4; [L116] unsigned long int stepLocal_1 = var_1_14; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=-18, stepLocal_2=0, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L117] COND FALSE !(stepLocal_2 || var_1_1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=-18, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L120] COND TRUE stepLocal_1 >= var_1_6 [L121] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L126] unsigned char stepLocal_5 = var_1_1; [L127] unsigned char stepLocal_4 = var_1_1; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L128] COND FALSE !(stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L135] COND TRUE var_1_14 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L136] COND TRUE ! var_1_1 [L137] var_1_11 = (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L211] RET step() [L212] CALL, EXPR property() [L202-L203] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=-18, var_1_15=-2147483649, var_1_16=-2, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=501, var_1_21=0, var_1_22=-16383, var_1_23=-1, var_1_24=-1, var_1_25=16, var_1_26=-1, var_1_29=-1, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=3, var_1_37=16381, var_1_38=32767, var_1_39=-49153, var_1_40=-16383, var_1_41=-4, var_1_42=-49153, var_1_43=-1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 190 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 40.0s, OverallIterations: 11, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2095 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2028 mSDsluCounter, 5150 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3586 mSDsCounter, 471 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3292 IncrementalHoareTripleChecker+Invalid, 3763 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 471 mSolverCounterUnsat, 1564 mSDtfsCounter, 3292 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1611 GetRequests, 1442 SyntacticMatches, 3 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3901 ImplicationChecksByTransitivity, 16.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1646occurred in iteration=8, InterpolantAutomatonStates: 136, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 668 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 30.1s InterpolantComputationTime, 3369 NumberOfCodeBlocks, 3369 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3352 ConstructedInterpolants, 0 QuantifiedInterpolants, 15150 SizeOfPredicates, 13 NumberOfNonLiveVariables, 2001 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 16 InterpolantComputations, 7 PerfectInterpolantSequences, 32732/33792 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 12:50:20,581 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/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.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 dda421c3cead3fdeb93df5956242977bad12a82dded40844f224149d1433f67d --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 12:50:22,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 12:50:22,249 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 12:50:22,254 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 12:50:22,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 12:50:22,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 12:50:22,278 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 12:50:22,278 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 12:50:22,278 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 12:50:22,278 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 12:50:22,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 12:50:22,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 12:50:22,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 12:50:22,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 12:50:22,279 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 12:50:22,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 12:50:22,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 12:50:22,279 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 12:50:22,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 12:50:22,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 12:50:22,280 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 12:50:22,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:50:22,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 12:50:22,281 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> dda421c3cead3fdeb93df5956242977bad12a82dded40844f224149d1433f67d [2025-03-08 12:50:22,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 12:50:22,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 12:50:22,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 12:50:22,519 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 12:50:22,519 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 12:50:22,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2025-03-08 12:50:23,671 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d5b71b5a/19894852a8434ae99406bf89b23c107b/FLAG943433f36 [2025-03-08 12:50:23,853 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 12:50:23,853 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2025-03-08 12:50:23,862 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d5b71b5a/19894852a8434ae99406bf89b23c107b/FLAG943433f36 [2025-03-08 12:50:23,877 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d5b71b5a/19894852a8434ae99406bf89b23c107b [2025-03-08 12:50:23,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 12:50:23,880 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 12:50:23,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 12:50:23,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 12:50:23,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 12:50:23,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:50:23" (1/1) ... [2025-03-08 12:50:23,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188e4760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:23, skipping insertion in model container [2025-03-08 12:50:23,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:50:23" (1/1) ... [2025-03-08 12:50:23,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 12:50:24,003 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i[918,931] [2025-03-08 12:50:24,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:50:24,087 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 12:50:24,097 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i[918,931] [2025-03-08 12:50:24,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:50:24,155 INFO L204 MainTranslator]: Completed translation [2025-03-08 12:50:24,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24 WrapperNode [2025-03-08 12:50:24,157 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 12:50:24,158 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 12:50:24,158 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 12:50:24,158 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 12:50:24,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,206 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2025-03-08 12:50:24,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 12:50:24,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 12:50:24,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 12:50:24,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 12:50:24,214 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,219 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,235 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]. [2025-03-08 12:50:24,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,250 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 12:50:24,257 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 12:50:24,257 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 12:50:24,257 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 12:50:24,258 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (1/1) ... [2025-03-08 12:50:24,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:50:24,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:50:24,281 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) [2025-03-08 12:50:24,284 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 [2025-03-08 12:50:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 12:50:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 12:50:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 12:50:24,299 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 12:50:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 12:50:24,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 12:50:24,361 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 12:50:24,362 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 12:50:25,050 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-08 12:50:25,051 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 12:50:25,062 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 12:50:25,062 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 12:50:25,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:50:25 BoogieIcfgContainer [2025-03-08 12:50:25,063 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 12:50:25,064 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 12:50:25,064 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 12:50:25,068 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 12:50:25,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:50:23" (1/3) ... [2025-03-08 12:50:25,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@127d4054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:50:25, skipping insertion in model container [2025-03-08 12:50:25,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:50:24" (2/3) ... [2025-03-08 12:50:25,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@127d4054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:50:25, skipping insertion in model container [2025-03-08 12:50:25,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:50:25" (3/3) ... [2025-03-08 12:50:25,070 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i [2025-03-08 12:50:25,079 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 12:50:25,082 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-4.i that has 2 procedures, 94 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 12:50:25,116 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 12:50:25,124 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;@69992e8f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 12:50:25,126 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 12:50:25,128 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 59 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 12:50:25,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-03-08 12:50:25,140 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:25,141 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:25,141 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:25,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:25,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1317139898, now seen corresponding path program 1 times [2025-03-08 12:50:25,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:50:25,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [34247602] [2025-03-08 12:50:25,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:25,156 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 [2025-03-08 12:50:25,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:50:25,159 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) [2025-03-08 12:50:25,160 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 [2025-03-08 12:50:25,249 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-08 12:50:25,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-08 12:50:25,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:25,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:25,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 12:50:25,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 688 proven. 0 refuted. 0 times theorem prover too weak. 1424 trivial. 0 not checked. [2025-03-08 12:50:25,483 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:50:25,484 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:50:25,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [34247602] [2025-03-08 12:50:25,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [34247602] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:50:25,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:50:25,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 12:50:25,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664680545] [2025-03-08 12:50:25,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:50:25,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 12:50:25,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:50:25,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 12:50:25,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:50:25,504 INFO L87 Difference]: Start difference. First operand has 94 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 59 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 12:50:25,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:25,533 INFO L93 Difference]: Finished difference Result 182 states and 328 transitions. [2025-03-08 12:50:25,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 12:50:25,535 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2025-03-08 12:50:25,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:25,542 INFO L225 Difference]: With dead ends: 182 [2025-03-08 12:50:25,542 INFO L226 Difference]: Without dead ends: 91 [2025-03-08 12:50:25,545 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:50:25,548 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:25,549 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:50:25,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-03-08 12:50:25,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2025-03-08 12:50:25,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 56 states have internal predecessors, (78), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 12:50:25,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 144 transitions. [2025-03-08 12:50:25,580 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 144 transitions. Word has length 207 [2025-03-08 12:50:25,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:25,581 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 144 transitions. [2025-03-08 12:50:25,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 12:50:25,581 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2025-03-08 12:50:25,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-08 12:50:25,584 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:25,585 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:25,594 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 (2)] Forceful destruction successful, exit code 0 [2025-03-08 12:50:25,789 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 [2025-03-08 12:50:25,789 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:25,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:25,790 INFO L85 PathProgramCache]: Analyzing trace with hash 474719082, now seen corresponding path program 1 times [2025-03-08 12:50:25,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:50:25,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [325220637] [2025-03-08 12:50:25,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:25,790 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 [2025-03-08 12:50:25,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:50:25,793 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) [2025-03-08 12:50:25,794 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 [2025-03-08 12:50:25,842 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-08 12:50:25,984 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-08 12:50:25,984 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:25,984 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:25,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-08 12:50:25,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 309 proven. 177 refuted. 0 times theorem prover too weak. 1626 trivial. 0 not checked. [2025-03-08 12:50:26,838 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:50:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 180 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2025-03-08 12:50:27,383 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:50:27,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [325220637] [2025-03-08 12:50:27,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [325220637] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:50:27,384 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 12:50:27,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2025-03-08 12:50:27,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664375112] [2025-03-08 12:50:27,384 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 12:50:27,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-03-08 12:50:27,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:50:27,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-03-08 12:50:27,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2025-03-08 12:50:27,387 INFO L87 Difference]: Start difference. First operand 91 states and 144 transitions. Second operand has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2025-03-08 12:50:28,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:28,431 INFO L93 Difference]: Finished difference Result 204 states and 308 transitions. [2025-03-08 12:50:28,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-03-08 12:50:28,433 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 208 [2025-03-08 12:50:28,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:28,435 INFO L225 Difference]: With dead ends: 204 [2025-03-08 12:50:28,435 INFO L226 Difference]: Without dead ends: 116 [2025-03-08 12:50:28,436 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 401 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2025-03-08 12:50:28,436 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 218 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:28,436 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 348 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-08 12:50:28,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2025-03-08 12:50:28,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 102. [2025-03-08 12:50:28,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 65 states have (on average 1.2461538461538462) internal successors, (81), 65 states have internal predecessors, (81), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 12:50:28,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 147 transitions. [2025-03-08 12:50:28,448 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 147 transitions. Word has length 208 [2025-03-08 12:50:28,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:28,448 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 147 transitions. [2025-03-08 12:50:28,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2025-03-08 12:50:28,449 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2025-03-08 12:50:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-08 12:50:28,450 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:28,450 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:28,459 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 (3)] Ended with exit code 0 [2025-03-08 12:50:28,651 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 [2025-03-08 12:50:28,651 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:28,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:28,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1288329509, now seen corresponding path program 1 times [2025-03-08 12:50:28,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:50:28,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [120490334] [2025-03-08 12:50:28,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:28,652 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 [2025-03-08 12:50:28,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:50:28,654 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) [2025-03-08 12:50:28,655 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 [2025-03-08 12:50:28,700 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 12:50:28,848 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 12:50:28,849 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:28,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:28,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-08 12:50:28,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:29,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 12:50:29,144 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:50:29,144 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:50:29,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [120490334] [2025-03-08 12:50:29,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [120490334] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:50:29,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:50:29,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 12:50:29,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125299285] [2025-03-08 12:50:29,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:50:29,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 12:50:29,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:50:29,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 12:50:29,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:50:29,146 INFO L87 Difference]: Start difference. First operand 102 states and 147 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:50:29,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:29,760 INFO L93 Difference]: Finished difference Result 293 states and 425 transitions. [2025-03-08 12:50:29,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 12:50:29,761 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2025-03-08 12:50:29,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:29,765 INFO L225 Difference]: With dead ends: 293 [2025-03-08 12:50:29,767 INFO L226 Difference]: Without dead ends: 194 [2025-03-08 12:50:29,767 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2025-03-08 12:50:29,768 INFO L435 NwaCegarLoop]: 229 mSDtfsCounter, 167 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:29,768 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 374 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-08 12:50:29,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2025-03-08 12:50:29,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 192. [2025-03-08 12:50:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 119 states have (on average 1.218487394957983) internal successors, (145), 119 states have internal predecessors, (145), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-08 12:50:29,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 277 transitions. [2025-03-08 12:50:29,800 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 277 transitions. Word has length 209 [2025-03-08 12:50:29,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:29,800 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 277 transitions. [2025-03-08 12:50:29,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:50:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 277 transitions. [2025-03-08 12:50:29,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-08 12:50:29,803 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:29,805 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:29,814 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2025-03-08 12:50:30,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:50:30,006 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:30,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:30,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1199183324, now seen corresponding path program 1 times [2025-03-08 12:50:30,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:50:30,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1561870545] [2025-03-08 12:50:30,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:30,007 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 [2025-03-08 12:50:30,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:50:30,010 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:50:30,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-03-08 12:50:30,047 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 12:50:30,192 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 12:50:30,192 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:30,192 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:30,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-08 12:50:30,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2025-03-08 12:50:31,259 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:50:31,585 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:50:31,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1561870545] [2025-03-08 12:50:31,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1561870545] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:50:31,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [420633274] [2025-03-08 12:50:31,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:31,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-08 12:50:31,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-08 12:50:31,588 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-08 12:50:31,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2025-03-08 12:50:31,644 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 12:50:32,150 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 12:50:32,151 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:32,151 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:32,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-08 12:50:32,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:33,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 932 proven. 135 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2025-03-08 12:50:33,221 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:50:33,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [420633274] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:50:33,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 12:50:33,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2025-03-08 12:50:33,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624855247] [2025-03-08 12:50:33,667 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 12:50:33,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-03-08 12:50:33,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:50:33,668 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-03-08 12:50:33,668 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2025-03-08 12:50:33,668 INFO L87 Difference]: Start difference. First operand 192 states and 277 transitions. Second operand has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 16 states have internal predecessors, (101), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2025-03-08 12:50:37,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:37,915 INFO L93 Difference]: Finished difference Result 516 states and 723 transitions. [2025-03-08 12:50:37,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-03-08 12:50:37,917 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 16 states have internal predecessors, (101), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) Word has length 209 [2025-03-08 12:50:37,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:37,919 INFO L225 Difference]: With dead ends: 516 [2025-03-08 12:50:37,919 INFO L226 Difference]: Without dead ends: 327 [2025-03-08 12:50:37,920 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 445 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=444, Invalid=1196, Unknown=0, NotChecked=0, Total=1640 [2025-03-08 12:50:37,921 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 363 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 1254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:37,921 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 625 Invalid, 1254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 929 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2025-03-08 12:50:37,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2025-03-08 12:50:37,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 307. [2025-03-08 12:50:37,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 192 states have (on average 1.171875) internal successors, (225), 192 states have internal predecessors, (225), 99 states have call successors, (99), 15 states have call predecessors, (99), 15 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2025-03-08 12:50:37,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 423 transitions. [2025-03-08 12:50:37,950 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 423 transitions. Word has length 209 [2025-03-08 12:50:37,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:37,950 INFO L471 AbstractCegarLoop]: Abstraction has 307 states and 423 transitions. [2025-03-08 12:50:37,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 16 states have internal predecessors, (101), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2025-03-08 12:50:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 423 transitions. [2025-03-08 12:50:37,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-08 12:50:37,952 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:37,952 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:37,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2025-03-08 12:50:38,163 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2025-03-08 12:50:38,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2025-03-08 12:50:38,353 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:38,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:38,354 INFO L85 PathProgramCache]: Analyzing trace with hash 905780317, now seen corresponding path program 1 times [2025-03-08 12:50:38,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:50:38,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [528577266] [2025-03-08 12:50:38,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:38,354 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 [2025-03-08 12:50:38,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:50:38,356 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2025-03-08 12:50:38,357 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 (7)] Waiting until timeout for monitored process [2025-03-08 12:50:38,389 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 12:50:38,530 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 12:50:38,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:38,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:38,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-08 12:50:38,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:39,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 12:50:39,223 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:50:39,223 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:50:39,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [528577266] [2025-03-08 12:50:39,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [528577266] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:50:39,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:50:39,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 12:50:39,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467653683] [2025-03-08 12:50:39,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:50:39,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 12:50:39,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:50:39,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 12:50:39,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:50:39,224 INFO L87 Difference]: Start difference. First operand 307 states and 423 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:50:40,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:40,156 INFO L93 Difference]: Finished difference Result 510 states and 700 transitions. [2025-03-08 12:50:40,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 12:50:40,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2025-03-08 12:50:40,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:40,166 INFO L225 Difference]: With dead ends: 510 [2025-03-08 12:50:40,166 INFO L226 Difference]: Without dead ends: 206 [2025-03-08 12:50:40,167 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:50:40,168 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 71 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:40,168 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 388 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-08 12:50:40,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2025-03-08 12:50:40,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 190. [2025-03-08 12:50:40,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 113 states have (on average 1.1327433628318584) internal successors, (128), 113 states have internal predecessors, (128), 66 states have call successors, (66), 10 states have call predecessors, (66), 10 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-08 12:50:40,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 260 transitions. [2025-03-08 12:50:40,202 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 260 transitions. Word has length 209 [2025-03-08 12:50:40,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:40,202 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 260 transitions. [2025-03-08 12:50:40,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 12:50:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 260 transitions. [2025-03-08 12:50:40,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-03-08 12:50:40,203 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:40,204 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:40,216 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 (7)] Ended with exit code 0 [2025-03-08 12:50:40,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /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 [2025-03-08 12:50:40,404 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:40,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:40,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1873019124, now seen corresponding path program 1 times [2025-03-08 12:50:40,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:50:40,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316799141] [2025-03-08 12:50:40,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:40,405 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 [2025-03-08 12:50:40,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:50:40,407 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:50:40,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2025-03-08 12:50:40,449 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-03-08 12:50:40,589 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-03-08 12:50:40,590 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:40,590 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:40,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-08 12:50:40,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:50:41,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 728 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2025-03-08 12:50:41,326 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:50:41,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 12:50:41,773 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:50:41,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316799141] [2025-03-08 12:50:41,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [316799141] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:50:41,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 12:50:41,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2025-03-08 12:50:41,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503609671] [2025-03-08 12:50:41,773 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 12:50:41,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-08 12:50:41,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:50:41,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-08 12:50:41,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2025-03-08 12:50:41,775 INFO L87 Difference]: Start difference. First operand 190 states and 260 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2025-03-08 12:50:42,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:50:42,514 INFO L93 Difference]: Finished difference Result 324 states and 433 transitions. [2025-03-08 12:50:42,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-08 12:50:42,526 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 210 [2025-03-08 12:50:42,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:50:42,527 INFO L225 Difference]: With dead ends: 324 [2025-03-08 12:50:42,527 INFO L226 Difference]: Without dead ends: 210 [2025-03-08 12:50:42,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 423 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2025-03-08 12:50:42,528 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 135 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-08 12:50:42,528 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 197 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-08 12:50:42,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2025-03-08 12:50:42,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 198. [2025-03-08 12:50:42,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 119 states have (on average 1.1092436974789917) internal successors, (132), 119 states have internal predecessors, (132), 66 states have call successors, (66), 12 states have call predecessors, (66), 12 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-08 12:50:42,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 264 transitions. [2025-03-08 12:50:42,553 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 264 transitions. Word has length 210 [2025-03-08 12:50:42,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:50:42,553 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 264 transitions. [2025-03-08 12:50:42,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 4 states have call successors, (66), 3 states have call predecessors, (66), 5 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2025-03-08 12:50:42,553 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 264 transitions. [2025-03-08 12:50:42,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-03-08 12:50:42,555 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:50:42,555 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:50:42,564 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 (8)] Ended with exit code 0 [2025-03-08 12:50:42,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /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 [2025-03-08 12:50:42,756 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:50:42,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:50:42,756 INFO L85 PathProgramCache]: Analyzing trace with hash -628254643, now seen corresponding path program 1 times [2025-03-08 12:50:42,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:50:42,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1477347403] [2025-03-08 12:50:42,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:50:42,757 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 [2025-03-08 12:50:42,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:50:42,758 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2025-03-08 12:50:42,760 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 (9)] Waiting until timeout for monitored process [2025-03-08 12:50:42,787 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-03-08 12:50:42,924 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-03-08 12:50:42,924 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:50:42,924 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:50:42,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-03-08 12:50:42,936 INFO L279 TraceCheckSpWp]: Computing forward predicates...