./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 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_codestructure_steplocals_file-97.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 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:27:18,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:27:18,327 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-16 23:27:18,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:27:18,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:27:18,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:27:18,355 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:27:18,356 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:27:18,356 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:27:18,356 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:27:18,356 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:27:18,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:27:18,357 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:27:18,357 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:27:18,357 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:27:18,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:27:18,358 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:27:18,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:27:18,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:27:18,359 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 23:27:18,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 23:27:18,359 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:27:18,359 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:27:18,359 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:27:18,359 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:27:18,359 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 -> 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 [2025-03-16 23:27:18,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:27:18,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:27:18,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:27:18,573 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:27:18,573 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:27:18,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2025-03-16 23:27:19,687 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7593f0bb0/bb5b6edf876d49cca320e3746d3cb018/FLAG55aa60801 [2025-03-16 23:27:19,912 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:27:19,914 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2025-03-16 23:27:19,922 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7593f0bb0/bb5b6edf876d49cca320e3746d3cb018/FLAG55aa60801 [2025-03-16 23:27:19,937 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7593f0bb0/bb5b6edf876d49cca320e3746d3cb018 [2025-03-16 23:27:19,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:27:19,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:27:19,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:27:19,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:27:19,944 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:27:19,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:27:19" (1/1) ... [2025-03-16 23:27:19,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b470747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:19, skipping insertion in model container [2025-03-16 23:27:19,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:27:19" (1/1) ... [2025-03-16 23:27:19,960 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:27:20,060 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_codestructure_steplocals_file-97.i[917,930] [2025-03-16 23:27:20,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:27:20,134 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:27:20,142 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_codestructure_steplocals_file-97.i[917,930] [2025-03-16 23:27:20,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:27:20,175 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:27:20,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20 WrapperNode [2025-03-16 23:27:20,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:27:20,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:27:20,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:27:20,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:27:20,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,213 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2025-03-16 23:27:20,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:27:20,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:27:20,215 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:27:20,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:27:20,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,230 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,249 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]. [2025-03-16 23:27:20,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,261 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:27:20,275 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:27:20,276 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:27:20,276 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:27:20,277 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (1/1) ... [2025-03-16 23:27:20,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:27:20,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:27:20,302 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) [2025-03-16 23:27:20,309 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 [2025-03-16 23:27:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:27:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:27:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:27:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 23:27:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:27:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:27:20,379 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:27:20,381 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:27:20,730 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L144: havoc property_#t~ite23#1;havoc property_#t~ite22#1;havoc property_#t~bitwise21#1;havoc property_#t~short24#1;havoc property_#t~ite26#1;havoc property_#t~bitwise25#1;havoc property_#t~short27#1; [2025-03-16 23:27:20,762 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2025-03-16 23:27:20,764 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:27:20,785 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:27:20,785 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:27:20,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:20 BoogieIcfgContainer [2025-03-16 23:27:20,786 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:27:20,787 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:27:20,788 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:27:20,790 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:27:20,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:27:19" (1/3) ... [2025-03-16 23:27:20,791 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f36175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:27:20, skipping insertion in model container [2025-03-16 23:27:20,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:20" (2/3) ... [2025-03-16 23:27:20,792 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33f36175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:27:20, skipping insertion in model container [2025-03-16 23:27:20,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:20" (3/3) ... [2025-03-16 23:27:20,793 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-97.i [2025-03-16 23:27:20,802 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:27:20,803 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-97.i that has 2 procedures, 93 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:27:20,841 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:27:20,850 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;@30e9c062, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:27:20,850 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:27:20,854 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 62 states have (on average 1.435483870967742) internal successors, (89), 63 states have internal predecessors, (89), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:20,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2025-03-16 23:27:20,864 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:20,865 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:20,865 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:20,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:20,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1686017933, now seen corresponding path program 1 times [2025-03-16 23:27:20,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:27:20,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473676949] [2025-03-16 23:27:20,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:20,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:27:20,944 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-03-16 23:27:20,961 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-03-16 23:27:20,962 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:20,962 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:21,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-16 23:27:21,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:27:21,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473676949] [2025-03-16 23:27:21,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473676949] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:27:21,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349730698] [2025-03-16 23:27:21,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:21,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:27:21,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:27:21,144 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) [2025-03-16 23:27:21,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 23:27:21,221 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-03-16 23:27:21,310 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-03-16 23:27:21,311 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:21,311 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:21,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:27:21,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:27:21,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-16 23:27:21,346 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:27:21,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349730698] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:27:21,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-16 23:27:21,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-16 23:27:21,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901852439] [2025-03-16 23:27:21,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:27:21,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:27:21,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:27:21,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:27:21,370 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:27:21,371 INFO L87 Difference]: Start difference. First operand has 93 states, 62 states have (on average 1.435483870967742) internal successors, (89), 63 states have internal predecessors, (89), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:27:21,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:27:21,404 INFO L93 Difference]: Finished difference Result 183 states and 316 transitions. [2025-03-16 23:27:21,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:27:21,406 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 173 [2025-03-16 23:27:21,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:27:21,413 INFO L225 Difference]: With dead ends: 183 [2025-03-16 23:27:21,413 INFO L226 Difference]: Without dead ends: 91 [2025-03-16 23:27:21,416 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:27:21,419 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:27:21,421 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:27:21,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-03-16 23:27:21,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2025-03-16 23:27:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 61 states have (on average 1.360655737704918) internal successors, (83), 61 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:21,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 139 transitions. [2025-03-16 23:27:21,456 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 139 transitions. Word has length 173 [2025-03-16 23:27:21,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:27:21,456 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 139 transitions. [2025-03-16 23:27:21,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:27:21,457 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2025-03-16 23:27:21,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2025-03-16 23:27:21,464 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:21,464 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:21,471 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-16 23:27:21,665 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 [2025-03-16 23:27:21,665 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:21,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:21,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1013472072, now seen corresponding path program 1 times [2025-03-16 23:27:21,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:27:21,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561159487] [2025-03-16 23:27:21,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:21,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:27:21,680 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 174 statements into 1 equivalence classes. [2025-03-16 23:27:21,762 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 174 of 174 statements. [2025-03-16 23:27:21,762 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:21,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-03-16 23:27:22,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:27:22,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561159487] [2025-03-16 23:27:22,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561159487] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:27:22,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:27:22,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-16 23:27:22,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768604559] [2025-03-16 23:27:22,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:27:22,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 23:27:22,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:27:22,361 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 23:27:22,361 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-16 23:27:22,362 INFO L87 Difference]: Start difference. First operand 91 states and 139 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-16 23:27:22,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:27:22,471 INFO L93 Difference]: Finished difference Result 182 states and 278 transitions. [2025-03-16 23:27:22,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 23:27:22,471 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 174 [2025-03-16 23:27:22,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:27:22,473 INFO L225 Difference]: With dead ends: 182 [2025-03-16 23:27:22,473 INFO L226 Difference]: Without dead ends: 92 [2025-03-16 23:27:22,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-03-16 23:27:22,474 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 49 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 23:27:22,474 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 396 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 23:27:22,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2025-03-16 23:27:22,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 91. [2025-03-16 23:27:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 61 states have (on average 1.3442622950819672) internal successors, (82), 61 states have internal predecessors, (82), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 138 transitions. [2025-03-16 23:27:22,488 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 138 transitions. Word has length 174 [2025-03-16 23:27:22,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:27:22,489 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 138 transitions. [2025-03-16 23:27:22,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-16 23:27:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2025-03-16 23:27:22,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-03-16 23:27:22,490 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:22,492 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:22,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-16 23:27:22,493 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:22,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:22,493 INFO L85 PathProgramCache]: Analyzing trace with hash -2146583354, now seen corresponding path program 1 times [2025-03-16 23:27:22,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:27:22,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797429748] [2025-03-16 23:27:22,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:22,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:27:22,507 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-16 23:27:22,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-16 23:27:22,560 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:22,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:24,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-03-16 23:27:24,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:27:24,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797429748] [2025-03-16 23:27:24,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797429748] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:27:24,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:27:24,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-03-16 23:27:24,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348267262] [2025-03-16 23:27:24,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:27:24,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-16 23:27:24,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:27:24,999 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-16 23:27:24,999 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2025-03-16 23:27:25,000 INFO L87 Difference]: Start difference. First operand 91 states and 138 transitions. Second operand has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-16 23:27:25,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:27:25,864 INFO L93 Difference]: Finished difference Result 249 states and 369 transitions. [2025-03-16 23:27:25,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-16 23:27:25,865 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2025-03-16 23:27:25,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:27:25,867 INFO L225 Difference]: With dead ends: 249 [2025-03-16 23:27:25,867 INFO L226 Difference]: Without dead ends: 159 [2025-03-16 23:27:25,867 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2025-03-16 23:27:25,868 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 125 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 23:27:25,868 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 624 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 23:27:25,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2025-03-16 23:27:25,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 105. [2025-03-16 23:27:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 75 states have (on average 1.3733333333333333) internal successors, (103), 75 states have internal predecessors, (103), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:25,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 159 transitions. [2025-03-16 23:27:25,885 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 159 transitions. Word has length 176 [2025-03-16 23:27:25,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:27:25,886 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 159 transitions. [2025-03-16 23:27:25,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-16 23:27:25,886 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 159 transitions. [2025-03-16 23:27:25,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-03-16 23:27:25,890 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:25,890 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:25,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-16 23:27:25,890 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:25,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:25,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1642825317, now seen corresponding path program 1 times [2025-03-16 23:27:25,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:27:25,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120011975] [2025-03-16 23:27:25,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:25,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:27:25,901 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-16 23:27:25,953 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-16 23:27:25,954 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:25,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:27:25,954 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-16 23:27:25,960 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-16 23:27:25,995 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-16 23:27:25,995 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:25,995 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:27:26,047 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-16 23:27:26,048 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-16 23:27:26,048 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-16 23:27:26,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-16 23:27:26,052 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-16 23:27:26,152 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-16 23:27:26,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 11:27:26 BoogieIcfgContainer [2025-03-16 23:27:26,155 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-16 23:27:26,156 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-16 23:27:26,156 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-16 23:27:26,156 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-16 23:27:26,156 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:20" (3/4) ... [2025-03-16 23:27:26,158 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-16 23:27:26,158 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-16 23:27:26,159 INFO L158 Benchmark]: Toolchain (without parser) took 6218.25ms. Allocated memory was 167.8MB in the beginning and 385.9MB in the end (delta: 218.1MB). Free memory was 122.7MB in the beginning and 342.5MB in the end (delta: -219.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:27:26,159 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:27:26,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.11ms. Allocated memory is still 167.8MB. Free memory was 122.7MB in the beginning and 108.1MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-16 23:27:26,160 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.34ms. Allocated memory is still 167.8MB. Free memory was 108.1MB in the beginning and 103.5MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:27:26,160 INFO L158 Benchmark]: Boogie Preprocessor took 55.55ms. Allocated memory is still 167.8MB. Free memory was 103.5MB in the beginning and 97.4MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-16 23:27:26,160 INFO L158 Benchmark]: IcfgBuilder took 510.63ms. Allocated memory is still 167.8MB. Free memory was 97.4MB in the beginning and 67.8MB in the end (delta: 29.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-16 23:27:26,161 INFO L158 Benchmark]: TraceAbstraction took 5367.54ms. Allocated memory was 167.8MB in the beginning and 385.9MB in the end (delta: 218.1MB). Free memory was 67.0MB in the beginning and 342.5MB in the end (delta: -275.6MB). Peak memory consumption was 149.0MB. Max. memory is 16.1GB. [2025-03-16 23:27:26,161 INFO L158 Benchmark]: Witness Printer took 2.56ms. Allocated memory is still 385.9MB. Free memory was 342.5MB in the beginning and 342.5MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:27:26,162 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.11ms. Allocated memory is still 167.8MB. Free memory was 122.7MB in the beginning and 108.1MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.34ms. Allocated memory is still 167.8MB. Free memory was 108.1MB in the beginning and 103.5MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.55ms. Allocated memory is still 167.8MB. Free memory was 103.5MB in the beginning and 97.4MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 510.63ms. Allocated memory is still 167.8MB. Free memory was 97.4MB in the beginning and 67.8MB in the end (delta: 29.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5367.54ms. Allocated memory was 167.8MB in the beginning and 385.9MB in the end (delta: 218.1MB). Free memory was 67.0MB in the beginning and 342.5MB in the end (delta: -275.6MB). Peak memory consumption was 149.0MB. Max. memory is 16.1GB. * Witness Printer took 2.56ms. Allocated memory is still 385.9MB. Free memory was 342.5MB in the beginning and 342.5MB in the end (delta: 75.1kB). 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 113, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 144. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] unsigned short int var_1_2 = 16; [L24] unsigned short int var_1_3 = 32; [L25] unsigned char var_1_4 = 1; [L26] signed long int var_1_5 = 5; [L27] signed long int var_1_6 = 2; [L28] unsigned char var_1_7 = 1; [L29] unsigned char var_1_8 = 0; [L30] float var_1_9 = 128.6; [L31] float var_1_10 = 32.5; [L32] unsigned char var_1_11 = 16; [L33] unsigned char var_1_12 = 64; [L34] unsigned char var_1_13 = 4; [L35] unsigned char var_1_14 = 4; [L36] unsigned long int var_1_15 = 0; [L37] signed short int var_1_16 = 0; [L38] signed char var_1_17 = 1; [L39] signed char var_1_18 = -1; [L40] signed char var_1_19 = 0; [L41] signed long int var_1_20 = -64; [L42] signed long int var_1_21 = 25; [L43] unsigned char var_1_22 = 0; [L44] unsigned char var_1_23 = 0; [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L97] var_1_2 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L98] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L99] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L99] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L100] var_1_3 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L101] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L102] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L102] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L103] var_1_4 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L104] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L105] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L105] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L106] var_1_6 = __VERIFIER_nondet_long() [L107] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L107] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L108] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L108] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L109] var_1_7 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_8=0, var_1_9=643/5] [L110] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_8=0, var_1_9=643/5] [L111] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L111] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L112] var_1_9 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L113] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L114] var_1_10 = __VERIFIER_nondet_float() [L115] 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, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L115] 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, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L116] var_1_11 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L117] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L118] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L118] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_11=127, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L119] var_1_12 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_12 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L120] RET assume_abort_if_not(var_1_12 >= 63) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L121] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L121] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L122] var_1_13 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L123] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L124] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L124] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L125] var_1_14 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L126] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L127] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L127] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L128] var_1_18 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L129] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L130] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L130] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L131] var_1_19 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_19 >= -15) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L132] RET assume_abort_if_not(var_1_19 >= -15) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L133] CALL assume_abort_if_not(var_1_19 <= 16) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L133] RET assume_abort_if_not(var_1_19 <= 16) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L134] var_1_21 = __VERIFIER_nondet_long() [L135] CALL assume_abort_if_not(var_1_21 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L135] RET assume_abort_if_not(var_1_21 >= -2147483647) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L136] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L136] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L137] var_1_23 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L138] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L139] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L139] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L152] RET updateVariables() [L153] CALL step() [L48] signed long int stepLocal_1 = var_1_2 + var_1_3; [L49] signed long int stepLocal_0 = - var_1_3; VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L50] COND FALSE !(stepLocal_1 < -200) [L61] var_1_1 = var_1_2 VAL [isInitial=1, stepLocal_0=0, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L63] EXPR (32 * -25) | var_1_2 VAL [isInitial=1, stepLocal_0=0, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L63] signed long int stepLocal_4 = (32 * -25) | var_1_2; [L64] unsigned char stepLocal_3 = var_1_4; [L65] signed long int stepLocal_2 = var_1_3 - (var_1_2 + var_1_6); VAL [isInitial=1, stepLocal_0=0, stepLocal_2=-1073741823, stepLocal_3=0, stepLocal_4=-800, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L66] COND TRUE 256 > stepLocal_2 [L67] var_1_5 = var_1_2 VAL [isInitial=1, stepLocal_0=0, stepLocal_3=0, stepLocal_4=-800, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L77] COND FALSE !(var_1_9 > var_1_10) VAL [isInitial=1, stepLocal_0=0, stepLocal_3=0, stepLocal_4=-800, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L80] COND TRUE \read(var_1_7) [L81] var_1_15 = var_1_6 VAL [isInitial=1, stepLocal_0=0, stepLocal_3=0, stepLocal_4=-800, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L83] var_1_16 = (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11) VAL [isInitial=1, stepLocal_0=0, stepLocal_3=0, stepLocal_4=-800, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=-127, var_1_17=1, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L84] COND FALSE !(\read(var_1_4)) [L91] var_1_17 = -32 VAL [isInitial=1, stepLocal_0=0, stepLocal_3=0, stepLocal_4=-800, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=-127, var_1_17=-32, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L93] var_1_20 = var_1_21 [L94] var_1_22 = var_1_23 [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR (((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000)))) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=-127, var_1_17=-32, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=-256, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L144] EXPR (256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=-127, var_1_17=-32, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=-256, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L144] EXPR (((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000)))) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=-127, var_1_17=-32, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=-256, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L144] EXPR (((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32))) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=-127, var_1_17=-32, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=-256, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L144-L145] return (((((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)))) && (var_1_20 == ((signed long int) var_1_21))) && (var_1_22 == ((unsigned char) var_1_23)) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=-127, var_1_17=-32, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=-256, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_11=127, var_1_12=63, var_1_13=58, var_1_14=127, var_1_15=1073741823, var_1_16=-127, var_1_17=-32, var_1_18=32, var_1_19=-15, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=-256, var_1_23=-256, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 173 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.2s, OverallIterations: 4, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 174 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 174 mSDsluCounter, 1155 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 775 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 291 IncrementalHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 380 mSDtfsCounter, 291 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 193 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=3, InterpolantAutomatonStates: 16, 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, 3 MinimizatonAttempts, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 872 NumberOfCodeBlocks, 872 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 692 ConstructedInterpolants, 0 QuantifiedInterpolants, 3366 SizeOfPredicates, 0 NumberOfNonLiveVariables, 390 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 5994/6048 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 [2025-03-16 23:27:26,180 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_codestructure_steplocals_file-97.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 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:27:27,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:27:28,023 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-16 23:27:28,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:27:28,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:27:28,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:27:28,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:27:28,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:27:28,051 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:27:28,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:27:28,052 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:27:28,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:27:28,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:27:28,053 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:27:28,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-16 23:27:28,053 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-16 23:27:28,054 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:27:28,054 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:27:28,054 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:27:28,054 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:27:28,054 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 -> 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 [2025-03-16 23:27:28,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:27:28,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:27:28,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:27:28,284 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:27:28,284 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:27:28,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2025-03-16 23:27:29,410 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb78cff5a/359c94143f8a410eb598d3e26ad523de/FLAG1ba93e087 [2025-03-16 23:27:29,586 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:27:29,588 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2025-03-16 23:27:29,597 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb78cff5a/359c94143f8a410eb598d3e26ad523de/FLAG1ba93e087 [2025-03-16 23:27:29,986 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb78cff5a/359c94143f8a410eb598d3e26ad523de [2025-03-16 23:27:29,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:27:29,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:27:29,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:27:29,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:27:29,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:27:29,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:27:29" (1/1) ... [2025-03-16 23:27:29,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42186410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:29, skipping insertion in model container [2025-03-16 23:27:29,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:27:29" (1/1) ... [2025-03-16 23:27:30,011 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:27:30,104 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_codestructure_steplocals_file-97.i[917,930] [2025-03-16 23:27:30,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:27:30,154 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:27:30,161 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_codestructure_steplocals_file-97.i[917,930] [2025-03-16 23:27:30,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:27:30,190 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:27:30,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30 WrapperNode [2025-03-16 23:27:30,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:27:30,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:27:30,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:27:30,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:27:30,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,230 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 157 [2025-03-16 23:27:30,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:27:30,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:27:30,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:27:30,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:27:30,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,246 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,259 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]. [2025-03-16 23:27:30,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,269 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,272 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:27:30,281 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:27:30,281 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:27:30,281 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:27:30,281 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:27:30,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:27:30,305 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) [2025-03-16 23:27:30,308 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 [2025-03-16 23:27:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:27:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-16 23:27:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:27:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:27:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:27:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:27:30,396 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:27:30,398 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:27:30,683 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-16 23:27:30,683 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:27:30,695 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:27:30,696 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:27:30,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:30 BoogieIcfgContainer [2025-03-16 23:27:30,696 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:27:30,708 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:27:30,709 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:27:30,713 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:27:30,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:27:29" (1/3) ... [2025-03-16 23:27:30,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7539a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:27:30, skipping insertion in model container [2025-03-16 23:27:30,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (2/3) ... [2025-03-16 23:27:30,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7539a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:27:30, skipping insertion in model container [2025-03-16 23:27:30,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:30" (3/3) ... [2025-03-16 23:27:30,715 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-97.i [2025-03-16 23:27:30,725 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:27:30,726 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-97.i that has 2 procedures, 68 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:27:30,772 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:27:30,780 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;@276f084b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:27:30,780 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:27:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 38 states have internal predecessors, (51), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:30,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-03-16 23:27:30,794 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:30,794 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:30,795 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:30,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:30,800 INFO L85 PathProgramCache]: Analyzing trace with hash 965154613, now seen corresponding path program 1 times [2025-03-16 23:27:30,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:27:30,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574625849] [2025-03-16 23:27:30,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:30,812 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 [2025-03-16 23:27:30,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:27:30,816 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) [2025-03-16 23:27:30,817 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 [2025-03-16 23:27:30,904 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-16 23:27:31,003 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-16 23:27:31,003 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:31,004 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:31,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:27:31,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:27:31,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2025-03-16 23:27:31,058 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:27:31,058 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 23:27:31,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1574625849] [2025-03-16 23:27:31,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1574625849] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:27:31,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:27:31,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-16 23:27:31,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117302564] [2025-03-16 23:27:31,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:27:31,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:27:31,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 23:27:31,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:27:31,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:27:31,078 INFO L87 Difference]: Start difference. First operand has 68 states, 37 states have (on average 1.3783783783783783) internal successors, (51), 38 states have internal predecessors, (51), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:27:31,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:27:31,099 INFO L93 Difference]: Finished difference Result 133 states and 240 transitions. [2025-03-16 23:27:31,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:27:31,100 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 167 [2025-03-16 23:27:31,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:27:31,105 INFO L225 Difference]: With dead ends: 133 [2025-03-16 23:27:31,105 INFO L226 Difference]: Without dead ends: 66 [2025-03-16 23:27:31,107 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:27:31,110 INFO L435 NwaCegarLoop]: 103 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, 103 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 [2025-03-16 23:27:31,111 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:27:31,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2025-03-16 23:27:31,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2025-03-16 23:27:31,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:31,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 103 transitions. [2025-03-16 23:27:31,148 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 103 transitions. Word has length 167 [2025-03-16 23:27:31,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:27:31,149 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 103 transitions. [2025-03-16 23:27:31,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:27:31,149 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2025-03-16 23:27:31,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-03-16 23:27:31,152 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:31,152 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:31,158 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 [2025-03-16 23:27:31,353 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 [2025-03-16 23:27:31,353 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:31,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:31,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1144811667, now seen corresponding path program 1 times [2025-03-16 23:27:31,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:27:31,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1742724042] [2025-03-16 23:27:31,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:31,354 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:27:31,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:27:31,356 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) [2025-03-16 23:27:31,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-16 23:27:31,424 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-16 23:27:31,748 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-16 23:27:31,748 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:31,748 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:31,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-03-16 23:27:31,766 INFO L279 TraceCheckSpWp]: Computing forward predicates...