./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 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-pe-ci_file-8.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 6e4478c61eea43d9784f313f7c236e7053a2a6d056bacda633ebdbec5790a68f --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 20:33:35,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 20:33:35,840 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 20:33:35,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 20:33:35,844 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 20:33:35,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 20:33:35,867 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 20:33:35,867 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 20:33:35,867 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 20:33:35,867 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 20:33:35,867 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 20:33:35,867 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 20:33:35,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 20:33:35,868 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 20:33:35,868 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 20:33:35,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 20:33:35,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 20:33:35,869 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 20:33:35,869 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 20:33:35,870 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 20:33:35,870 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 20:33:35,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 20:33:35,870 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 20:33:35,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 20:33:35,870 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 20:33:35,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 20:33:35,871 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 20:33:35,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 20:33:35,871 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 20:33:35,871 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 20:33:35,871 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 20:33:35,871 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 20:33:35,871 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 -> 6e4478c61eea43d9784f313f7c236e7053a2a6d056bacda633ebdbec5790a68f [2025-03-03 20:33:36,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 20:33:36,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 20:33:36,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 20:33:36,097 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 20:33:36,097 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 20:33:36,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i [2025-03-03 20:33:37,222 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c242405e/36d6556eb0e440bba21619803e79f6ea/FLAG32eae7d86 [2025-03-03 20:33:37,465 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 20:33:37,465 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i [2025-03-03 20:33:37,473 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c242405e/36d6556eb0e440bba21619803e79f6ea/FLAG32eae7d86 [2025-03-03 20:33:37,803 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c242405e/36d6556eb0e440bba21619803e79f6ea [2025-03-03 20:33:37,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 20:33:37,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 20:33:37,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 20:33:37,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 20:33:37,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 20:33:37,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 08:33:37" (1/1) ... [2025-03-03 20:33:37,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5069a45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:37, skipping insertion in model container [2025-03-03 20:33:37,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 08:33:37" (1/1) ... [2025-03-03 20:33:37,851 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 20:33:37,946 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-pe-ci_file-8.i[918,931] [2025-03-03 20:33:37,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 20:33:38,009 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 20:33:38,018 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-pe-ci_file-8.i[918,931] [2025-03-03 20:33:38,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 20:33:38,068 INFO L204 MainTranslator]: Completed translation [2025-03-03 20:33:38,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38 WrapperNode [2025-03-03 20:33:38,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 20:33:38,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 20:33:38,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 20:33:38,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 20:33:38,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,114 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2025-03-03 20:33:38,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 20:33:38,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 20:33:38,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 20:33:38,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 20:33:38,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,130 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,148 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]. [2025-03-03 20:33:38,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,157 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 20:33:38,169 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 20:33:38,170 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 20:33:38,170 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 20:33:38,170 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (1/1) ... [2025-03-03 20:33:38,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 20:33:38,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 20:33:38,194 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) [2025-03-03 20:33:38,197 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 [2025-03-03 20:33:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 20:33:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 20:33:38,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 20:33:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 20:33:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 20:33:38,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 20:33:38,267 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 20:33:38,269 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 20:33:38,670 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-03 20:33:38,670 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 20:33:38,685 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 20:33:38,687 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 20:33:38,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 08:33:38 BoogieIcfgContainer [2025-03-03 20:33:38,687 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 20:33:38,689 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 20:33:38,689 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 20:33:38,692 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 20:33:38,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 08:33:37" (1/3) ... [2025-03-03 20:33:38,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34928aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 08:33:38, skipping insertion in model container [2025-03-03 20:33:38,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:38" (2/3) ... [2025-03-03 20:33:38,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34928aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 08:33:38, skipping insertion in model container [2025-03-03 20:33:38,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 08:33:38" (3/3) ... [2025-03-03 20:33:38,694 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i [2025-03-03 20:33:38,704 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 20:33:38,706 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 20:33:38,750 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 20:33:38,760 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;@51aa9dd7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 20:33:38,761 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 20:33:38,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 57 states have (on average 1.5614035087719298) internal successors, (89), 58 states have internal predecessors, (89), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 20:33:38,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-03 20:33:38,776 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 20:33:38,776 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 20:33:38,777 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 20:33:38,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 20:33:38,781 INFO L85 PathProgramCache]: Analyzing trace with hash -560511573, now seen corresponding path program 1 times [2025-03-03 20:33:38,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 20:33:38,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663031318] [2025-03-03 20:33:38,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:38,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 20:33:38,860 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 20:33:38,882 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 20:33:38,884 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:38,884 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:33:39,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-03 20:33:39,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 20:33:39,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663031318] [2025-03-03 20:33:39,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663031318] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 20:33:39,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499270660] [2025-03-03 20:33:39,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:39,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 20:33:39,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 20:33:39,050 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) [2025-03-03 20:33:39,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 20:33:39,134 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 20:33:39,187 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 20:33:39,188 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:39,188 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:33:39,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 20:33:39,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 20:33:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-03 20:33:39,225 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 20:33:39,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [499270660] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 20:33:39,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 20:33:39,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 20:33:39,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81044858] [2025-03-03 20:33:39,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 20:33:39,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 20:33:39,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 20:33:39,245 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 20:33:39,246 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 20:33:39,247 INFO L87 Difference]: Start difference. First operand has 83 states, 57 states have (on average 1.5614035087719298) internal successors, (89), 58 states have internal predecessors, (89), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 20:33:39,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 20:33:39,272 INFO L93 Difference]: Finished difference Result 160 states and 288 transitions. [2025-03-03 20:33:39,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 20:33:39,274 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2025-03-03 20:33:39,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 20:33:39,278 INFO L225 Difference]: With dead ends: 160 [2025-03-03 20:33:39,278 INFO L226 Difference]: Without dead ends: 80 [2025-03-03 20:33:39,280 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 20:33:39,282 INFO L435 NwaCegarLoop]: 128 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, 128 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 [2025-03-03 20:33:39,283 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 20:33:39,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-03-03 20:33:39,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2025-03-03 20:33:39,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 55 states have (on average 1.509090909090909) internal successors, (83), 55 states have internal predecessors, (83), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 20:33:39,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 129 transitions. [2025-03-03 20:33:39,315 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 129 transitions. Word has length 150 [2025-03-03 20:33:39,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 20:33:39,318 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 129 transitions. [2025-03-03 20:33:39,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 20:33:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 129 transitions. [2025-03-03 20:33:39,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-03 20:33:39,323 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 20:33:39,323 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 20:33:39,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-03 20:33:39,524 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 [2025-03-03 20:33:39,524 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 20:33:39,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 20:33:39,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1339941166, now seen corresponding path program 1 times [2025-03-03 20:33:39,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 20:33:39,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658824109] [2025-03-03 20:33:39,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:39,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 20:33:39,542 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 20:33:39,644 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 20:33:39,647 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:39,647 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:33:40,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2025-03-03 20:33:40,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 20:33:40,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658824109] [2025-03-03 20:33:40,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658824109] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 20:33:40,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817612621] [2025-03-03 20:33:40,030 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:40,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 20:33:40,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 20:33:40,033 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) [2025-03-03 20:33:40,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 20:33:40,092 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 20:33:40,142 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 20:33:40,143 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:40,143 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:33:40,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-03 20:33:40,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 20:33:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 33 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2025-03-03 20:33:40,342 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 20:33:40,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2025-03-03 20:33:40,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1817612621] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 20:33:40,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 20:33:40,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2025-03-03 20:33:40,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631997958] [2025-03-03 20:33:40,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 20:33:40,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-03 20:33:40,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 20:33:40,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-03 20:33:40,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-03-03 20:33:40,548 INFO L87 Difference]: Start difference. First operand 80 states and 129 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2025-03-03 20:33:40,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 20:33:40,721 INFO L93 Difference]: Finished difference Result 163 states and 260 transitions. [2025-03-03 20:33:40,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-03 20:33:40,724 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 150 [2025-03-03 20:33:40,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 20:33:40,726 INFO L225 Difference]: With dead ends: 163 [2025-03-03 20:33:40,726 INFO L226 Difference]: Without dead ends: 86 [2025-03-03 20:33:40,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 299 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2025-03-03 20:33:40,727 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 75 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 20:33:40,727 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 244 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 20:33:40,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2025-03-03 20:33:40,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2025-03-03 20:33:40,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 58 states have internal predecessors, (84), 23 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 20:33:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 130 transitions. [2025-03-03 20:33:40,746 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 130 transitions. Word has length 150 [2025-03-03 20:33:40,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 20:33:40,747 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 130 transitions. [2025-03-03 20:33:40,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2025-03-03 20:33:40,747 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2025-03-03 20:33:40,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-03-03 20:33:40,751 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 20:33:40,751 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 20:33:40,761 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-03 20:33:40,951 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,SelfDestructingSolverStorable1 [2025-03-03 20:33:40,952 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 20:33:40,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 20:33:40,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1633729426, now seen corresponding path program 1 times [2025-03-03 20:33:40,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 20:33:40,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551336447] [2025-03-03 20:33:40,953 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:40,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 20:33:40,963 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-03 20:33:41,046 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-03 20:33:41,047 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:41,047 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:33:41,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2025-03-03 20:33:41,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 20:33:41,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551336447] [2025-03-03 20:33:41,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551336447] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 20:33:41,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901986503] [2025-03-03 20:33:41,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:41,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 20:33:41,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 20:33:41,311 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) [2025-03-03 20:33:41,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-03 20:33:41,368 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-03 20:33:41,459 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-03 20:33:41,460 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:41,460 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:33:41,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-03-03 20:33:41,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 20:33:41,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2025-03-03 20:33:41,601 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 20:33:41,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1901986503] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 20:33:41,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 20:33:41,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 10 [2025-03-03 20:33:41,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878843315] [2025-03-03 20:33:41,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 20:33:41,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-03 20:33:41,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 20:33:41,602 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-03 20:33:41,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2025-03-03 20:33:41,605 INFO L87 Difference]: Start difference. First operand 84 states and 130 transitions. Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 20:33:42,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 20:33:42,192 INFO L93 Difference]: Finished difference Result 266 states and 400 transitions. [2025-03-03 20:33:42,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-03-03 20:33:42,192 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) Word has length 151 [2025-03-03 20:33:42,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 20:33:42,194 INFO L225 Difference]: With dead ends: 266 [2025-03-03 20:33:42,194 INFO L226 Difference]: Without dead ends: 185 [2025-03-03 20:33:42,196 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=340, Unknown=0, NotChecked=0, Total=462 [2025-03-03 20:33:42,198 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 351 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 561 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-03 20:33:42,198 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 545 Invalid, 652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 561 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-03 20:33:42,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2025-03-03 20:33:42,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 105. [2025-03-03 20:33:42,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 77 states have (on average 1.4675324675324675) internal successors, (113), 77 states have internal predecessors, (113), 23 states have call successors, (23), 4 states have call predecessors, (23), 4 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 20:33:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 159 transitions. [2025-03-03 20:33:42,216 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 159 transitions. Word has length 151 [2025-03-03 20:33:42,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 20:33:42,218 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 159 transitions. [2025-03-03 20:33:42,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 20:33:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 159 transitions. [2025-03-03 20:33:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-03-03 20:33:42,222 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 20:33:42,222 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 20:33:42,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-03 20:33:42,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 20:33:42,423 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 20:33:42,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 20:33:42,423 INFO L85 PathProgramCache]: Analyzing trace with hash -445415923, now seen corresponding path program 1 times [2025-03-03 20:33:42,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 20:33:42,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466890338] [2025-03-03 20:33:42,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:42,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 20:33:42,435 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 20:33:42,463 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 20:33:42,463 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:42,463 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:33:42,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-03-03 20:33:42,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 20:33:42,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466890338] [2025-03-03 20:33:42,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466890338] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 20:33:42,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 20:33:42,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-03 20:33:42,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796757892] [2025-03-03 20:33:42,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 20:33:42,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-03 20:33:42,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 20:33:42,786 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-03 20:33:42,786 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-03 20:33:42,786 INFO L87 Difference]: Start difference. First operand 105 states and 159 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-03-03 20:33:43,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 20:33:43,144 INFO L93 Difference]: Finished difference Result 450 states and 685 transitions. [2025-03-03 20:33:43,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-03 20:33:43,144 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 152 [2025-03-03 20:33:43,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 20:33:43,147 INFO L225 Difference]: With dead ends: 450 [2025-03-03 20:33:43,147 INFO L226 Difference]: Without dead ends: 341 [2025-03-03 20:33:43,147 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-03 20:33:43,148 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 465 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-03 20:33:43,148 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 452 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-03 20:33:43,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2025-03-03 20:33:43,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 205. [2025-03-03 20:33:43,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 150 states have (on average 1.4733333333333334) internal successors, (221), 150 states have internal predecessors, (221), 46 states have call successors, (46), 8 states have call predecessors, (46), 8 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2025-03-03 20:33:43,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 313 transitions. [2025-03-03 20:33:43,192 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 313 transitions. Word has length 152 [2025-03-03 20:33:43,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 20:33:43,192 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 313 transitions. [2025-03-03 20:33:43,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-03-03 20:33:43,193 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 313 transitions. [2025-03-03 20:33:43,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-03-03 20:33:43,194 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 20:33:43,194 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 20:33:43,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-03 20:33:43,194 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 20:33:43,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 20:33:43,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1062135886, now seen corresponding path program 1 times [2025-03-03 20:33:43,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 20:33:43,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807248105] [2025-03-03 20:33:43,195 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:43,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 20:33:43,203 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 20:33:43,258 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 20:33:43,259 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:43,259 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 20:33:43,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [940539505] [2025-03-03 20:33:43,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:33:43,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 20:33:43,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 20:33:43,267 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) [2025-03-03 20:33:43,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-03 20:33:43,313 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 20:33:43,419 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 20:33:43,419 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:43,419 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 20:33:43,420 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 20:33:43,436 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 20:33:43,458 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 20:33:43,458 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:33:43,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 20:33:43,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 20:33:43,524 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 20:33:43,524 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 20:33:43,531 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-03 20:33:43,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 20:33:43,729 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-03 20:33:43,819 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 20:33:43,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 08:33:43 BoogieIcfgContainer [2025-03-03 20:33:43,825 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 20:33:43,826 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 20:33:43,826 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 20:33:43,826 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 20:33:43,826 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 08:33:38" (3/4) ... [2025-03-03 20:33:43,828 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 20:33:43,828 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 20:33:43,829 INFO L158 Benchmark]: Toolchain (without parser) took 6023.00ms. Allocated memory is still 167.8MB. Free memory was 122.5MB in the beginning and 121.6MB in the end (delta: 851.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 20:33:43,829 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 201.3MB. Free memory is still 120.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 20:33:43,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.39ms. Allocated memory is still 167.8MB. Free memory was 122.5MB in the beginning and 106.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 20:33:43,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.38ms. Allocated memory is still 167.8MB. Free memory was 106.8MB in the beginning and 101.6MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 20:33:43,829 INFO L158 Benchmark]: Boogie Preprocessor took 51.03ms. Allocated memory is still 167.8MB. Free memory was 101.6MB in the beginning and 93.8MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 20:33:43,831 INFO L158 Benchmark]: IcfgBuilder took 517.91ms. Allocated memory is still 167.8MB. Free memory was 93.8MB in the beginning and 62.7MB in the end (delta: 31.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-03 20:33:43,831 INFO L158 Benchmark]: TraceAbstraction took 5136.23ms. Allocated memory is still 167.8MB. Free memory was 62.3MB in the beginning and 121.6MB in the end (delta: -59.3MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2025-03-03 20:33:43,831 INFO L158 Benchmark]: Witness Printer took 2.58ms. Allocated memory is still 167.8MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 20:33:43,833 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 201.3MB. Free memory is still 120.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.39ms. Allocated memory is still 167.8MB. Free memory was 122.5MB in the beginning and 106.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.38ms. Allocated memory is still 167.8MB. Free memory was 106.8MB in the beginning and 101.6MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.03ms. Allocated memory is still 167.8MB. Free memory was 101.6MB in the beginning and 93.8MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 517.91ms. Allocated memory is still 167.8MB. Free memory was 93.8MB in the beginning and 62.7MB in the end (delta: 31.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 5136.23ms. Allocated memory is still 167.8MB. Free memory was 62.3MB in the beginning and 121.6MB in the end (delta: -59.3MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Witness Printer took 2.58ms. Allocated memory is still 167.8MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 145, overapproximation of someBinaryFLOATComparisonOperation at line 178, overapproximation of someBinaryFLOATComparisonOperation at line 143, overapproximation of someBinaryFLOATComparisonOperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 147, overapproximation of someBinaryDOUBLEComparisonOperation at line 148, overapproximation of someBinaryDOUBLEComparisonOperation at line 178, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someBinaryArithmeticFLOAToperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 999999999.675; [L23] signed long int var_1_4 = -5; [L24] float var_1_5 = 7.875; [L25] float var_1_6 = 99.04; [L26] signed long int var_1_7 = -2; [L27] unsigned long int var_1_9 = 1; [L28] double var_1_10 = 63.25; [L29] unsigned char var_1_11 = 0; [L30] unsigned short int var_1_13 = 0; [L31] unsigned short int var_1_15 = 17766; [L32] unsigned short int var_1_16 = 28149; [L33] unsigned char var_1_19 = 4; [L34] unsigned char var_1_20 = 50; [L35] unsigned char var_1_21 = 64; [L36] unsigned char var_1_22 = 50; [L37] unsigned char var_1_23 = 5; [L38] unsigned char var_1_24 = 128; [L39] signed long int var_1_25 = -16; [L40] unsigned char var_1_26 = 0; [L41] signed short int var_1_27 = -4; [L42] unsigned short int var_1_33 = 2; [L43] signed long int var_1_36 = -1; [L44] float var_1_38 = 256.7; [L45] unsigned long int var_1_40 = 10; [L46] double var_1_42 = 100.5; [L47] signed char var_1_45 = 8; [L48] unsigned short int last_1_var_1_13 = 0; VAL [isInitial=0, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L182] isInitial = 1 [L183] FCALL initially() [L184] COND TRUE 1 [L185] CALL updateLastVariables() [L175] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L185] RET updateLastVariables() [L186] CALL updateVariables() [L138] var_1_4 = __VERIFIER_nondet_long() [L139] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L139] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L140] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L140] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L141] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L141] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L142] var_1_5 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L143] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L144] var_1_6 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L145] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L146] var_1_10 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L147] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_10 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L148] RET assume_abort_if_not(var_1_10 != 0.0F) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L149] var_1_11 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L151] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L151] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L152] var_1_15 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_15 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L153] RET assume_abort_if_not(var_1_15 >= 16383) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L154] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L154] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L155] var_1_16 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L156] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L157] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L158] var_1_20 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_20 >= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L159] RET assume_abort_if_not(var_1_20 >= 32) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L160] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L161] var_1_21 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_21 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L162] RET assume_abort_if_not(var_1_21 >= 64) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L163] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L164] var_1_22 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L165] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L166] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L167] var_1_23 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L168] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L169] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L170] var_1_24 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_24 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L171] RET assume_abort_if_not(var_1_24 >= 127) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L172] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L172] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L186] RET updateVariables() [L187] CALL step() [L52] COND TRUE last_1_var_1_13 == (last_1_var_1_13 % var_1_4) [L53] var_1_1 = (var_1_5 - var_1_6) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L55] COND FALSE !(var_1_10 == var_1_1) [L62] var_1_19 = var_1_24 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L64] COND FALSE !(var_1_19 < (var_1_21 / var_1_20)) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=-2, var_1_9=1] [L71] COND TRUE var_1_1 >= var_1_6 [L72] var_1_7 = var_1_19 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L74] COND FALSE !(((var_1_6 * var_1_5) / var_1_10) > var_1_1) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L81] COND FALSE !(var_1_7 < var_1_9) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=-16, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L84] COND FALSE !((25.3 * var_1_5) != var_1_1) [L93] var_1_25 = var_1_20 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L95] COND TRUE var_1_16 != (var_1_24 + var_1_21) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=-4, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L96] COND TRUE \read(var_1_11) [L97] var_1_27 = ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=2, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L102] COND TRUE \read(var_1_11) [L103] var_1_33 = ((((var_1_16) > (var_1_26)) ? (var_1_16) : (var_1_26))) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L105] COND TRUE 16 < var_1_19 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L106] COND FALSE !(var_1_23 <= var_1_4) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2567/10, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_7=127, var_1_9=1] [L112] var_1_38 = var_1_5 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=2, var_1_7=127, var_1_9=1] [L113] COND FALSE !(var_1_20 <= var_1_22) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=201/2, var_1_45=8, var_1_4=-1, var_1_5=2, var_1_7=127, var_1_9=1] [L120] COND TRUE var_1_24 < ((((((((var_1_15) > (var_1_20)) ? (var_1_15) : (var_1_20)))) > (var_1_15)) ? (((((var_1_15) > (var_1_20)) ? (var_1_15) : (var_1_20)))) : (var_1_15))) [L121] var_1_42 = var_1_6 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=8, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L131] COND TRUE (var_1_23 % var_1_20) < var_1_20 [L132] var_1_45 = ((var_1_20 - var_1_23) + var_1_20) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=64, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L187] RET step() [L188] CALL, EXPR property() [L178-L179] return (((((((last_1_var_1_13 == (last_1_var_1_13 % var_1_4)) ? (var_1_1 == ((float) (var_1_5 - var_1_6))) : 1) && ((var_1_1 >= var_1_6) ? (var_1_7 == ((signed long int) var_1_19)) : 1)) && ((((var_1_6 * var_1_5) / var_1_10) > var_1_1) ? (var_1_11 ? (var_1_9 == ((unsigned long int) var_1_26)) : (var_1_9 == ((unsigned long int) var_1_26))) : 1)) && ((var_1_7 < var_1_9) ? (var_1_13 == ((unsigned short int) (var_1_26 + (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - (var_1_19 + var_1_19))))) : 1)) && ((var_1_10 == var_1_1) ? (var_1_11 ? (var_1_19 == ((unsigned char) (((32 + var_1_20) + var_1_21) - (var_1_22 + var_1_23)))) : (var_1_19 == ((unsigned char) (var_1_24 - var_1_23)))) : (var_1_19 == ((unsigned char) var_1_24)))) && (((25.3 * var_1_5) != var_1_1) ? (var_1_11 ? ((var_1_15 <= var_1_13) ? (var_1_25 == ((signed long int) var_1_26)) : 1) : (var_1_25 == ((signed long int) var_1_22))) : (var_1_25 == ((signed long int) var_1_20)))) && ((var_1_19 < (var_1_21 / var_1_20)) ? ((var_1_19 > var_1_19) ? (var_1_26 == ((unsigned char) ((((((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) > (var_1_23)) ? (((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) : (var_1_23))))) : (var_1_26 == ((unsigned char) var_1_22))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=64, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L188] RET, EXPR property() [L188] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=64, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=-129, var_1_20=-224, var_1_21=64, var_1_22=0, var_1_23=0, var_1_24=-129, var_1_25=32, var_1_26=0, var_1_27=127, var_1_33=16383, var_1_36=-1, var_1_38=2, var_1_40=10, var_1_42=3, var_1_45=64, var_1_4=-1, var_1_5=2, var_1_6=3, var_1_7=127, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 5, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 924 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 891 mSDsluCounter, 1369 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 842 mSDsCounter, 118 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 898 IncrementalHoareTripleChecker+Invalid, 1016 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 118 mSolverCounterUnsat, 527 mSDtfsCounter, 898 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 639 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=205occurred in iteration=4, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 218 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1358 NumberOfCodeBlocks, 1358 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1196 ConstructedInterpolants, 0 QuantifiedInterpolants, 2384 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1047 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 7950/8096 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 [2025-03-03 20:33:43,853 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-pe-ci_file-8.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 6e4478c61eea43d9784f313f7c236e7053a2a6d056bacda633ebdbec5790a68f --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 20:33:45,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 20:33:45,821 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 20:33:45,827 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 20:33:45,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 20:33:45,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 20:33:45,851 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 20:33:45,851 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 20:33:45,852 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 20:33:45,852 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 20:33:45,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 20:33:45,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 20:33:45,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 20:33:45,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 20:33:45,853 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 20:33:45,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 20:33:45,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 20:33:45,854 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 20:33:45,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 20:33:45,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 20:33:45,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 20:33:45,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 20:33:45,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 20:33:45,855 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 20:33:45,855 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 20:33:45,855 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 20:33:45,855 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 20:33:45,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 20:33:45,855 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 20:33:45,855 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 20:33:45,855 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 20:33:45,855 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 20:33:45,856 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 20:33:45,856 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 20:33:45,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 20:33:45,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 20:33:45,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 20:33:45,856 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 20:33:45,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 20:33:45,856 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 20:33:45,857 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 20:33:45,857 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 20:33:45,857 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 20:33:45,857 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 20:33:45,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 20:33:45,857 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 -> 6e4478c61eea43d9784f313f7c236e7053a2a6d056bacda633ebdbec5790a68f [2025-03-03 20:33:46,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 20:33:46,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 20:33:46,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 20:33:46,108 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 20:33:46,108 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 20:33:46,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i [2025-03-03 20:33:47,242 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1657f138/b4438dbdafbc44ba9624594ca664cbb2/FLAG3e83c7a71 [2025-03-03 20:33:47,421 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 20:33:47,421 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i [2025-03-03 20:33:47,430 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1657f138/b4438dbdafbc44ba9624594ca664cbb2/FLAG3e83c7a71 [2025-03-03 20:33:47,811 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1657f138/b4438dbdafbc44ba9624594ca664cbb2 [2025-03-03 20:33:47,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 20:33:47,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 20:33:47,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 20:33:47,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 20:33:47,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 20:33:47,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 08:33:47" (1/1) ... [2025-03-03 20:33:47,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76fe794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:47, skipping insertion in model container [2025-03-03 20:33:47,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 08:33:47" (1/1) ... [2025-03-03 20:33:47,832 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 20:33:47,921 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-pe-ci_file-8.i[918,931] [2025-03-03 20:33:47,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 20:33:48,001 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 20:33:48,011 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-pe-ci_file-8.i[918,931] [2025-03-03 20:33:48,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 20:33:48,064 INFO L204 MainTranslator]: Completed translation [2025-03-03 20:33:48,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48 WrapperNode [2025-03-03 20:33:48,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 20:33:48,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 20:33:48,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 20:33:48,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 20:33:48,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,109 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2025-03-03 20:33:48,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 20:33:48,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 20:33:48,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 20:33:48,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 20:33:48,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,118 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,127 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]. [2025-03-03 20:33:48,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,136 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 20:33:48,143 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 20:33:48,143 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 20:33:48,143 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 20:33:48,144 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (1/1) ... [2025-03-03 20:33:48,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 20:33:48,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 20:33:48,172 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) [2025-03-03 20:33:48,177 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 [2025-03-03 20:33:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 20:33:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 20:33:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 20:33:48,194 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 20:33:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 20:33:48,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 20:33:48,263 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 20:33:48,265 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 20:34:09,892 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-03 20:34:09,893 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 20:34:09,902 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 20:34:09,902 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 20:34:09,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 08:34:09 BoogieIcfgContainer [2025-03-03 20:34:09,903 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 20:34:09,905 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 20:34:09,905 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 20:34:09,908 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 20:34:09,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 08:33:47" (1/3) ... [2025-03-03 20:34:09,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3643b9b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 08:34:09, skipping insertion in model container [2025-03-03 20:34:09,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 08:33:48" (2/3) ... [2025-03-03 20:34:09,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3643b9b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 08:34:09, skipping insertion in model container [2025-03-03 20:34:09,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 08:34:09" (3/3) ... [2025-03-03 20:34:09,912 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i [2025-03-03 20:34:09,923 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 20:34:09,926 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-8.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 20:34:09,967 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 20:34:09,975 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;@5a097d28, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 20:34:09,975 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 20:34:09,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 53 states have (on average 1.5471698113207548) internal successors, (82), 54 states have internal predecessors, (82), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 20:34:09,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-03 20:34:09,987 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 20:34:09,987 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 20:34:09,988 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 20:34:09,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 20:34:09,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1341603499, now seen corresponding path program 1 times [2025-03-03 20:34:10,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 20:34:10,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [218729995] [2025-03-03 20:34:10,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:34:10,001 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 [2025-03-03 20:34:10,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 20:34:10,004 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) [2025-03-03 20:34:10,007 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 [2025-03-03 20:34:10,117 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 20:34:11,068 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 20:34:11,068 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:34:11,068 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:34:11,107 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 20:34:11,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 20:34:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2025-03-03 20:34:11,143 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 20:34:11,143 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 20:34:11,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [218729995] [2025-03-03 20:34:11,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [218729995] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 20:34:11,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 20:34:11,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 20:34:11,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679948978] [2025-03-03 20:34:11,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 20:34:11,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 20:34:11,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 20:34:11,167 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 20:34:11,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 20:34:11,169 INFO L87 Difference]: Start difference. First operand has 79 states, 53 states have (on average 1.5471698113207548) internal successors, (82), 54 states have internal predecessors, (82), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 20:34:11,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 20:34:11,196 INFO L93 Difference]: Finished difference Result 152 states and 274 transitions. [2025-03-03 20:34:11,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 20:34:11,198 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2025-03-03 20:34:11,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 20:34:11,203 INFO L225 Difference]: With dead ends: 152 [2025-03-03 20:34:11,203 INFO L226 Difference]: Without dead ends: 76 [2025-03-03 20:34:11,205 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 20:34:11,207 INFO L435 NwaCegarLoop]: 122 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, 122 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 [2025-03-03 20:34:11,208 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 20:34:11,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2025-03-03 20:34:11,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2025-03-03 20:34:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 51 states have (on average 1.4901960784313726) internal successors, (76), 51 states have internal predecessors, (76), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 20:34:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 122 transitions. [2025-03-03 20:34:11,236 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 122 transitions. Word has length 150 [2025-03-03 20:34:11,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 20:34:11,236 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 122 transitions. [2025-03-03 20:34:11,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 20:34:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2025-03-03 20:34:11,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-03 20:34:11,239 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 20:34:11,239 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 20:34:11,268 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-03 20:34:11,444 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 [2025-03-03 20:34:11,444 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 20:34:11,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 20:34:11,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1052911058, now seen corresponding path program 1 times [2025-03-03 20:34:11,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 20:34:11,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1081958612] [2025-03-03 20:34:11,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:34:11,446 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 [2025-03-03 20:34:11,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 20:34:11,449 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) [2025-03-03 20:34:11,450 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 [2025-03-03 20:34:11,496 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 20:34:12,476 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 20:34:12,476 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:34:12,476 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:34:12,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-03 20:34:12,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 20:34:19,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 148 proven. 3 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2025-03-03 20:34:19,902 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 20:34:21,569 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 20:34:21,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1081958612] [2025-03-03 20:34:21,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1081958612] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 20:34:21,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [726662179] [2025-03-03 20:34:21,570 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 20:34:21,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-03 20:34:21,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-03 20:34:21,573 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-03 20:34:21,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2025-03-03 20:34:21,621 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 20:34:23,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 20:34:23,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 20:34:23,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 20:34:23,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-03 20:34:23,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 20:34:29,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 148 proven. 3 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2025-03-03 20:34:29,312 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 20:34:30,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [726662179] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 20:34:30,113 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 20:34:30,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2025-03-03 20:34:30,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949484708] [2025-03-03 20:34:30,114 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 20:34:30,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-03 20:34:30,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 20:34:30,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-03 20:34:30,115 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2025-03-03 20:34:30,115 INFO L87 Difference]: Start difference. First operand 76 states and 122 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 20:34:43,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 20:34:47,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 20:34:51,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 20:34:55,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 20:34:59,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 20:35:03,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 20:35:07,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 20:35:11,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 20:35:15,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 20:35:19,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []