./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-75.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-75.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 a8c2d97c2882a994777e966d3b18e90f3e85f7655f986ab0cecfa48a6a366e79 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 00:58:45,617 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 00:58:45,675 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-04 00:58:45,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 00:58:45,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 00:58:45,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 00:58:45,696 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 00:58:45,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 00:58:45,697 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 00:58:45,697 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 00:58:45,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 00:58:45,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 00:58:45,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 00:58:45,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 00:58:45,699 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 00:58:45,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 00:58:45,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 00:58:45,699 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 00:58:45,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 00:58:45,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 00:58:45,700 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 00:58:45,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 00:58:45,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:58:45,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 00:58:45,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 00:58:45,701 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 00:58:45,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 00:58:45,701 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 00:58:45,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 00:58:45,701 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 00:58:45,702 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 00:58:45,702 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 00:58:45,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 00:58:45,702 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 -> a8c2d97c2882a994777e966d3b18e90f3e85f7655f986ab0cecfa48a6a366e79 [2025-03-04 00:58:45,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 00:58:45,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 00:58:45,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 00:58:45,940 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 00:58:45,940 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 00:58:45,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-75.i [2025-03-04 00:58:47,069 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e3e3789/7bec3eff24434a95b6cc37652ccf9137/FLAG52f2afb86 [2025-03-04 00:58:47,360 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 00:58:47,360 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-75.i [2025-03-04 00:58:47,374 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e3e3789/7bec3eff24434a95b6cc37652ccf9137/FLAG52f2afb86 [2025-03-04 00:58:47,644 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e3e3789/7bec3eff24434a95b6cc37652ccf9137 [2025-03-04 00:58:47,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 00:58:47,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 00:58:47,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 00:58:47,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 00:58:47,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 00:58:47,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3221f481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47, skipping insertion in model container [2025-03-04 00:58:47,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,663 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 00:58:47,768 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_variablewrapping_normal_file-75.i[913,926] [2025-03-04 00:58:47,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:58:47,826 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 00:58:47,835 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_variablewrapping_normal_file-75.i[913,926] [2025-03-04 00:58:47,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:58:47,875 INFO L204 MainTranslator]: Completed translation [2025-03-04 00:58:47,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47 WrapperNode [2025-03-04 00:58:47,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 00:58:47,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 00:58:47,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 00:58:47,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 00:58:47,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,890 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,922 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2025-03-04 00:58:47,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 00:58:47,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 00:58:47,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 00:58:47,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 00:58:47,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,933 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,950 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]. [2025-03-04 00:58:47,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,961 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,962 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 00:58:47,969 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 00:58:47,970 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 00:58:47,970 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 00:58:47,970 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (1/1) ... [2025-03-04 00:58:47,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:58:47,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:58:47,999 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) [2025-03-04 00:58:48,004 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 [2025-03-04 00:58:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 00:58:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 00:58:48,020 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 00:58:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 00:58:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 00:58:48,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 00:58:48,069 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 00:58:48,070 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 00:58:48,237 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-04 00:58:48,237 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 00:58:48,244 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 00:58:48,244 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 00:58:48,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:58:48 BoogieIcfgContainer [2025-03-04 00:58:48,245 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 00:58:48,247 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 00:58:48,247 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 00:58:48,251 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 00:58:48,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 12:58:47" (1/3) ... [2025-03-04 00:58:48,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ac0261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:58:48, skipping insertion in model container [2025-03-04 00:58:48,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:47" (2/3) ... [2025-03-04 00:58:48,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ac0261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:58:48, skipping insertion in model container [2025-03-04 00:58:48,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:58:48" (3/3) ... [2025-03-04 00:58:48,254 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-75.i [2025-03-04 00:58:48,264 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 00:58:48,265 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-75.i that has 2 procedures, 50 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-04 00:58:48,304 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 00:58:48,311 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;@187aa206, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 00:58:48,312 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 00:58:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 30 states have (on average 1.3) internal successors, (39), 31 states have internal predecessors, (39), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-04 00:58:48,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2025-03-04 00:58:48,320 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:58:48,322 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 00:58:48,322 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:58:48,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:58:48,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1999323481, now seen corresponding path program 1 times [2025-03-04 00:58:48,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 00:58:48,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587180215] [2025-03-04 00:58:48,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:58:48,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 00:58:48,390 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-04 00:58:48,409 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-04 00:58:48,410 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:58:48,410 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:58:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2025-03-04 00:58:48,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 00:58:48,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587180215] [2025-03-04 00:58:48,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587180215] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 00:58:48,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641613276] [2025-03-04 00:58:48,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:58:48,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 00:58:48,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:58:48,524 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) [2025-03-04 00:58:48,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-04 00:58:48,584 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-04 00:58:48,620 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-04 00:58:48,621 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:58:48,621 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:58:48,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 00:58:48,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:58:48,644 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2025-03-04 00:58:48,646 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 00:58:48,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641613276] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 00:58:48,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 00:58:48,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 00:58:48,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770642228] [2025-03-04 00:58:48,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 00:58:48,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 00:58:48,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 00:58:48,665 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 00:58:48,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 00:58:48,667 INFO L87 Difference]: Start difference. First operand has 50 states, 30 states have (on average 1.3) internal successors, (39), 31 states have internal predecessors, (39), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-04 00:58:48,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 00:58:48,684 INFO L93 Difference]: Finished difference Result 94 states and 158 transitions. [2025-03-04 00:58:48,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 00:58:48,690 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 107 [2025-03-04 00:58:48,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 00:58:48,693 INFO L225 Difference]: With dead ends: 94 [2025-03-04 00:58:48,694 INFO L226 Difference]: Without dead ends: 47 [2025-03-04 00:58:48,695 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 00:58:48,697 INFO L435 NwaCegarLoop]: 68 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, 68 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 [2025-03-04 00:58:48,697 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 00:58:48,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2025-03-04 00:58:48,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2025-03-04 00:58:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-04 00:58:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2025-03-04 00:58:48,738 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 107 [2025-03-04 00:58:48,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 00:58:48,738 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2025-03-04 00:58:48,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-04 00:58:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2025-03-04 00:58:48,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2025-03-04 00:58:48,741 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:58:48,741 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 00:58:48,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-04 00:58:48,942 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 [2025-03-04 00:58:48,942 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:58:48,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:58:48,943 INFO L85 PathProgramCache]: Analyzing trace with hash 708374504, now seen corresponding path program 1 times [2025-03-04 00:58:48,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 00:58:48,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218898575] [2025-03-04 00:58:48,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:58:48,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 00:58:48,964 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-04 00:58:49,047 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-04 00:58:49,047 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:58:49,047 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-04 00:58:49,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1312163414] [2025-03-04 00:58:49,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:58:49,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 00:58:49,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:58:49,055 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 00:58:49,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-04 00:58:49,118 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-04 00:58:49,167 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-04 00:58:49,167 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:58:49,168 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 00:58:49,168 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 00:58:49,183 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-04 00:58:49,199 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-04 00:58:49,199 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:58:49,199 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 00:58:49,245 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 00:58:49,246 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-04 00:58:49,246 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-04 00:58:49,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-04 00:58:49,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-04 00:58:49,450 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-04 00:58:49,503 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-04 00:58:49,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 12:58:49 BoogieIcfgContainer [2025-03-04 00:58:49,508 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-04 00:58:49,508 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 00:58:49,508 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 00:58:49,508 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 00:58:49,509 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:58:48" (3/4) ... [2025-03-04 00:58:49,511 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 00:58:49,511 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 00:58:49,512 INFO L158 Benchmark]: Toolchain (without parser) took 1864.87ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 75.0MB in the end (delta: 31.0MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2025-03-04 00:58:49,512 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory is still 116.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:58:49,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.81ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 93.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 00:58:49,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.47ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.0MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 00:58:49,513 INFO L158 Benchmark]: Boogie Preprocessor took 43.83ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 88.5MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:58:49,515 INFO L158 Benchmark]: IcfgBuilder took 275.35ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 71.8MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 00:58:49,515 INFO L158 Benchmark]: TraceAbstraction took 1261.01ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 75.7MB in the end (delta: -4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:58:49,515 INFO L158 Benchmark]: Witness Printer took 3.32ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 75.0MB in the end (delta: 704.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:58:49,516 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory is still 116.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.81ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 93.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.47ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.0MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.83ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 88.5MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 275.35ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 71.8MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1261.01ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 75.7MB in the end (delta: -4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.32ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 75.0MB in the end (delta: 704.6kB). 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 88, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 97. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] unsigned char var_1_7 = 32; [L24] signed long int var_1_8 = -100; [L25] double var_1_10 = 5.95; [L26] unsigned char var_1_12 = 128; [L27] unsigned char var_1_13 = 200; [L28] unsigned char var_1_14 = 8; [L29] unsigned char var_1_15 = 0; [L30] unsigned char var_1_16 = 128; [L31] unsigned char var_1_17 = 1; [L32] float var_1_18 = 2.25; [L33] float var_1_19 = 16.875; [L34] signed char var_1_20 = -4; [L35] signed char var_1_21 = 10; [L36] signed long int last_1_var_1_8 = -100; VAL [isInitial=0, last_1_var_1_8=-100, var_1_10=119/20, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=32, var_1_8=-100] [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] CALL updateLastVariables() [L94] last_1_var_1_8 = var_1_8 VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=119/20, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=32, var_1_8=-100] [L104] RET updateLastVariables() [L105] CALL updateVariables() [L66] var_1_7 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=119/20, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=119/20, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_8=-100] [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=119/20, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_8=-100] [L68] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=119/20, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=119/20, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L68] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=119/20, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L69] var_1_10 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L70] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L71] CALL assume_abort_if_not(var_1_10 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L71] RET assume_abort_if_not(var_1_10 != 0.0F) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L72] var_1_13 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_13 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L73] RET assume_abort_if_not(var_1_13 >= 127) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L74] CALL assume_abort_if_not(var_1_13 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L74] RET assume_abort_if_not(var_1_13 <= 255) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L75] var_1_14 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L76] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L77] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L77] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L78] var_1_15 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L79] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L80] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L80] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=128, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L81] var_1_16 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L82] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L83] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L83] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L84] var_1_17 = __VERIFIER_nondet_uchar() [L85] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L85] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L86] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L86] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_19=135/8, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L87] var_1_19 = __VERIFIER_nondet_float() [L88] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L88] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L89] var_1_21 = __VERIFIER_nondet_char() [L90] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L90] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L91] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L91] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=9/4, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L105] RET updateVariables() [L106] CALL step() [L40] var_1_18 = var_1_19 [L41] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=32, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-100] [L42] COND TRUE (var_1_18 / var_1_10) >= (var_1_18 / 128.6) [L43] var_1_8 = ((var_1_20 + (var_1_7 + last_1_var_1_8)) - var_1_20) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=32, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L51] signed long int stepLocal_0 = (var_1_8 * var_1_20) * var_1_8; VAL [isInitial=1, last_1_var_1_8=-100, stepLocal_0=-980100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=32, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L52] COND TRUE stepLocal_0 < ((((var_1_20) > (var_1_8)) ? (var_1_20) : (var_1_8))) [L53] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L57] COND FALSE !((var_1_1 == (var_1_13 - var_1_14)) && var_1_15) [L62] var_1_12 = var_1_17 VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=0, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L106] RET step() [L107] CALL, EXPR property() [L97-L98] return (((((((var_1_8 * var_1_20) * var_1_8) < ((((var_1_20) > (var_1_8)) ? (var_1_20) : (var_1_8)))) ? (var_1_1 == ((unsigned char) var_1_7)) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_18 / var_1_10) >= (var_1_18 / 128.6)) ? (var_1_8 == ((signed long int) ((var_1_20 + (var_1_7 + last_1_var_1_8)) - var_1_20))) : ((var_1_18 <= var_1_10) ? (var_1_8 == ((signed long int) 256)) : (var_1_8 == ((signed long int) var_1_20))))) && (((var_1_1 == (var_1_13 - var_1_14)) && var_1_15) ? (var_1_15 ? (var_1_12 == ((unsigned char) (((((var_1_16 - var_1_14)) > (var_1_7)) ? ((var_1_16 - var_1_14)) : (var_1_7))))) : 1) : (var_1_12 == ((unsigned char) var_1_17)))) && (var_1_18 == ((float) var_1_19))) && (var_1_20 == ((signed char) var_1_21)) ; VAL [\result=0, isInitial=1, last_1_var_1_8=-100, var_1_12=0, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=0, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L19] reach_error() VAL [isInitial=1, last_1_var_1_8=-100, var_1_12=0, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 68 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 212 ConstructedInterpolants, 0 QuantifiedInterpolants, 212 SizeOfPredicates, 0 NumberOfNonLiveVariables, 249 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1056/1088 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 [2025-03-04 00:58:49,530 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_variablewrapping_normal_file-75.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 a8c2d97c2882a994777e966d3b18e90f3e85f7655f986ab0cecfa48a6a366e79 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 00:58:51,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 00:58:51,520 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-04 00:58:51,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 00:58:51,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 00:58:51,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 00:58:51,553 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 00:58:51,554 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 00:58:51,554 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 00:58:51,554 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 00:58:51,554 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 00:58:51,554 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 00:58:51,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 00:58:51,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 00:58:51,555 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 00:58:51,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 00:58:51,555 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-04 00:58:51,556 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 00:58:51,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 00:58:51,557 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 00:58:51,557 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 00:58:51,557 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 00:58:51,557 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 00:58:51,557 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 00:58:51,557 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 00:58:51,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:58:51,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 00:58:51,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 00:58:51,558 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 -> a8c2d97c2882a994777e966d3b18e90f3e85f7655f986ab0cecfa48a6a366e79 [2025-03-04 00:58:51,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 00:58:51,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 00:58:51,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 00:58:51,802 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 00:58:51,802 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 00:58:51,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-75.i [2025-03-04 00:58:52,937 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f3aab4c/1b201211a95d49fea3a2950a80f41003/FLAG2e0077767 [2025-03-04 00:58:53,155 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 00:58:53,155 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-75.i [2025-03-04 00:58:53,162 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f3aab4c/1b201211a95d49fea3a2950a80f41003/FLAG2e0077767 [2025-03-04 00:58:53,514 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f3aab4c/1b201211a95d49fea3a2950a80f41003 [2025-03-04 00:58:53,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 00:58:53,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 00:58:53,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 00:58:53,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 00:58:53,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 00:58:53,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a3a972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53, skipping insertion in model container [2025-03-04 00:58:53,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 00:58:53,617 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_variablewrapping_normal_file-75.i[913,926] [2025-03-04 00:58:53,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:58:53,671 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 00:58:53,679 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_variablewrapping_normal_file-75.i[913,926] [2025-03-04 00:58:53,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:58:53,704 INFO L204 MainTranslator]: Completed translation [2025-03-04 00:58:53,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53 WrapperNode [2025-03-04 00:58:53,705 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 00:58:53,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 00:58:53,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 00:58:53,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 00:58:53,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,730 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2025-03-04 00:58:53,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 00:58:53,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 00:58:53,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 00:58:53,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 00:58:53,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,740 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,749 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]. [2025-03-04 00:58:53,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,754 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,759 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,764 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 00:58:53,769 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 00:58:53,769 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 00:58:53,769 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 00:58:53,771 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (1/1) ... [2025-03-04 00:58:53,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:58:53,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:58:53,795 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) [2025-03-04 00:58:53,797 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 [2025-03-04 00:58:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 00:58:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-04 00:58:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 00:58:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 00:58:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 00:58:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 00:58:53,884 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 00:58:53,886 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 00:59:08,159 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-04 00:59:08,160 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 00:59:08,168 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 00:59:08,169 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 00:59:08,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:59:08 BoogieIcfgContainer [2025-03-04 00:59:08,169 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 00:59:08,171 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 00:59:08,171 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 00:59:08,176 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 00:59:08,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 12:58:53" (1/3) ... [2025-03-04 00:59:08,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f123255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:59:08, skipping insertion in model container [2025-03-04 00:59:08,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:58:53" (2/3) ... [2025-03-04 00:59:08,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f123255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:59:08, skipping insertion in model container [2025-03-04 00:59:08,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:59:08" (3/3) ... [2025-03-04 00:59:08,179 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-75.i [2025-03-04 00:59:08,189 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 00:59:08,190 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-75.i that has 2 procedures, 50 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-04 00:59:08,233 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 00:59:08,241 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;@49addf24, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 00:59:08,241 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 00:59:08,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 30 states have (on average 1.3) internal successors, (39), 31 states have internal predecessors, (39), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-04 00:59:08,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2025-03-04 00:59:08,263 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:59:08,263 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 00:59:08,263 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:59:08,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:59:08,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1999323481, now seen corresponding path program 1 times [2025-03-04 00:59:08,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-04 00:59:08,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1622468560] [2025-03-04 00:59:08,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:59:08,279 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 [2025-03-04 00:59:08,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-04 00:59:08,284 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) [2025-03-04 00:59:08,285 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 [2025-03-04 00:59:08,342 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-04 00:59:09,504 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-04 00:59:09,505 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:59:09,505 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:59:09,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 00:59:09,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:59:09,596 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2025-03-04 00:59:09,596 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 00:59:09,596 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-04 00:59:09,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1622468560] [2025-03-04 00:59:09,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1622468560] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 00:59:09,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 00:59:09,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 00:59:09,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940387268] [2025-03-04 00:59:09,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 00:59:09,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 00:59:09,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-04 00:59:09,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 00:59:09,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 00:59:09,615 INFO L87 Difference]: Start difference. First operand has 50 states, 30 states have (on average 1.3) internal successors, (39), 31 states have internal predecessors, (39), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-04 00:59:09,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 00:59:09,629 INFO L93 Difference]: Finished difference Result 94 states and 158 transitions. [2025-03-04 00:59:09,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 00:59:09,632 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 107 [2025-03-04 00:59:09,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 00:59:09,636 INFO L225 Difference]: With dead ends: 94 [2025-03-04 00:59:09,636 INFO L226 Difference]: Without dead ends: 47 [2025-03-04 00:59:09,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 00:59:09,644 INFO L435 NwaCegarLoop]: 68 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, 68 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 [2025-03-04 00:59:09,645 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 00:59:09,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2025-03-04 00:59:09,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2025-03-04 00:59:09,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-04 00:59:09,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2025-03-04 00:59:09,673 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 107 [2025-03-04 00:59:09,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 00:59:09,673 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2025-03-04 00:59:09,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-04 00:59:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2025-03-04 00:59:09,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2025-03-04 00:59:09,675 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:59:09,675 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 00:59:09,706 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 [2025-03-04 00:59:09,875 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 [2025-03-04 00:59:09,876 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:59:09,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:59:09,877 INFO L85 PathProgramCache]: Analyzing trace with hash 708374504, now seen corresponding path program 1 times [2025-03-04 00:59:09,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-04 00:59:09,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2090154869] [2025-03-04 00:59:09,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:59:09,878 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 [2025-03-04 00:59:09,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-04 00:59:09,879 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) [2025-03-04 00:59:09,880 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 [2025-03-04 00:59:09,914 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-03-04 00:59:11,696 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-03-04 00:59:11,696 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:59:11,696 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:59:11,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-03-04 00:59:11,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:59:38,944 WARN L286 SmtUtils]: Spent 8.39s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 00:59:47,351 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 00:59:55,636 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 01:00:04,092 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 01:00:12,540 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 01:00:20,994 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 01:00:29,420 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)