./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-4.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-4.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf6a4292739173e3a27094d23f8efa3c977bd469e873e4b1ad94962d2474355b --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 00:54:03,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 00:54:03,642 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-04 00:54:03,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 00:54:03,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 00:54:03,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 00:54:03,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 00:54:03,667 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 00:54:03,668 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 00:54:03,668 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 00:54:03,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 00:54:03,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 00:54:03,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 00:54:03,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 00:54:03,669 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 00:54:03,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 00:54:03,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 00:54:03,670 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 00:54:03,671 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 00:54:03,671 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 00:54:03,671 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 00:54:03,671 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 00:54:03,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:54:03,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 00:54:03,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 00:54:03,672 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 00:54:03,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 00:54:03,672 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 00:54:03,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 00:54:03,672 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 00:54:03,672 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 00:54:03,672 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 00:54:03,672 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 00:54:03,672 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 -> cf6a4292739173e3a27094d23f8efa3c977bd469e873e4b1ad94962d2474355b [2025-03-04 00:54:03,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 00:54:03,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 00:54:03,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 00:54:03,879 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 00:54:03,879 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 00:54:03,881 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-4.i [2025-03-04 00:54:04,985 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69c8f5ea9/49db35adaca943109178615f88421851/FLAG12d415d17 [2025-03-04 00:54:05,226 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 00:54:05,231 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-4.i [2025-03-04 00:54:05,243 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69c8f5ea9/49db35adaca943109178615f88421851/FLAG12d415d17 [2025-03-04 00:54:05,260 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69c8f5ea9/49db35adaca943109178615f88421851 [2025-03-04 00:54:05,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 00:54:05,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 00:54:05,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 00:54:05,265 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 00:54:05,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 00:54:05,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b10a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05, skipping insertion in model container [2025-03-04 00:54:05,271 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,283 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 00:54:05,383 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-4.i[912,925] [2025-03-04 00:54:05,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:54:05,428 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 00:54:05,435 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-4.i[912,925] [2025-03-04 00:54:05,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:54:05,469 INFO L204 MainTranslator]: Completed translation [2025-03-04 00:54:05,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05 WrapperNode [2025-03-04 00:54:05,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 00:54:05,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 00:54:05,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 00:54:05,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 00:54:05,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,511 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 102 [2025-03-04 00:54:05,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 00:54:05,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 00:54:05,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 00:54:05,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 00:54:05,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,523 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,536 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 00:54:05,536 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,543 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,545 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 00:54:05,548 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 00:54:05,549 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 00:54:05,549 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 00:54:05,550 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (1/1) ... [2025-03-04 00:54:05,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:54:05,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:54:05,585 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 00:54:05,588 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 00:54:05,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 00:54:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 00:54:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 00:54:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 00:54:05,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 00:54:05,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 00:54:05,667 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 00:54:05,669 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 00:54:05,897 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-04 00:54:05,898 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 00:54:05,905 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 00:54:05,906 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 00:54:05,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:54:05 BoogieIcfgContainer [2025-03-04 00:54:05,906 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 00:54:05,908 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 00:54:05,908 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 00:54:05,911 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 00:54:05,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 12:54:05" (1/3) ... [2025-03-04 00:54:05,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4acb9594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:54:05, skipping insertion in model container [2025-03-04 00:54:05,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:05" (2/3) ... [2025-03-04 00:54:05,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4acb9594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:54:05, skipping insertion in model container [2025-03-04 00:54:05,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:54:05" (3/3) ... [2025-03-04 00:54:05,913 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-4.i [2025-03-04 00:54:05,924 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 00:54:05,926 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-4.i that has 2 procedures, 46 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-04 00:54:05,971 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 00:54:05,981 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;@53352743, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 00:54:05,981 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 00:54:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-04 00:54:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2025-03-04 00:54:05,995 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:54:05,996 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:54:05,996 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:54:06,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:54:06,001 INFO L85 PathProgramCache]: Analyzing trace with hash 413541712, now seen corresponding path program 1 times [2025-03-04 00:54:06,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 00:54:06,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049955691] [2025-03-04 00:54:06,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:54:06,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 00:54:06,086 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-04 00:54:06,105 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-04 00:54:06,107 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:54:06,107 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:54:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2025-03-04 00:54:06,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 00:54:06,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049955691] [2025-03-04 00:54:06,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049955691] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 00:54:06,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637706884] [2025-03-04 00:54:06,222 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:54:06,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 00:54:06,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:54:06,227 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 00:54:06,229 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 00:54:06,280 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-04 00:54:06,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-04 00:54:06,322 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:54:06,322 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:54:06,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 00:54:06,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:54:06,347 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2025-03-04 00:54:06,348 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 00:54:06,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637706884] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 00:54:06,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 00:54:06,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 00:54:06,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470815223] [2025-03-04 00:54:06,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 00:54:06,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 00:54:06,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 00:54:06,367 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 00:54:06,367 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 00:54:06,369 INFO L87 Difference]: Start difference. First operand has 46 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2025-03-04 00:54:06,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 00:54:06,386 INFO L93 Difference]: Finished difference Result 86 states and 142 transitions. [2025-03-04 00:54:06,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 00:54:06,387 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 96 [2025-03-04 00:54:06,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 00:54:06,392 INFO L225 Difference]: With dead ends: 86 [2025-03-04 00:54:06,393 INFO L226 Difference]: Without dead ends: 43 [2025-03-04 00:54:06,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 97 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 00:54:06,398 INFO L435 NwaCegarLoop]: 61 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, 61 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 00:54:06,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 00:54:06,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2025-03-04 00:54:06,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2025-03-04 00:54:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 26 states have internal predecessors, (31), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-04 00:54:06,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2025-03-04 00:54:06,432 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 96 [2025-03-04 00:54:06,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 00:54:06,433 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2025-03-04 00:54:06,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2025-03-04 00:54:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2025-03-04 00:54:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2025-03-04 00:54:06,436 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:54:06,437 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:54:06,444 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 00:54:06,637 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 00:54:06,638 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:54:06,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:54:06,639 INFO L85 PathProgramCache]: Analyzing trace with hash -439531885, now seen corresponding path program 1 times [2025-03-04 00:54:06,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 00:54:06,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984815826] [2025-03-04 00:54:06,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:54:06,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 00:54:06,655 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-04 00:54:06,801 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-04 00:54:06,802 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:54:06,802 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-04 00:54:06,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [741057244] [2025-03-04 00:54:06,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:54:06,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 00:54:06,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:54:06,812 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 00:54:06,813 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 00:54:06,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-04 00:54:07,006 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-04 00:54:07,006 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:54:07,006 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 00:54:07,006 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 00:54:07,026 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-04 00:54:07,135 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-04 00:54:07,135 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:54:07,135 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 00:54:07,188 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 00:54:07,188 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-04 00:54:07,189 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-04 00:54:07,196 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 00:54:07,391 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 00:54:07,394 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-04 00:54:07,454 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-04 00:54:07,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 12:54:07 BoogieIcfgContainer [2025-03-04 00:54:07,458 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-04 00:54:07,459 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 00:54:07,459 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 00:54:07,459 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 00:54:07,460 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:54:05" (3/4) ... [2025-03-04 00:54:07,462 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 00:54:07,462 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 00:54:07,463 INFO L158 Benchmark]: Toolchain (without parser) took 2199.10ms. Allocated memory is still 201.3MB. Free memory was 155.5MB in the beginning and 142.7MB in the end (delta: 12.8MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2025-03-04 00:54:07,464 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:54:07,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.61ms. Allocated memory is still 201.3MB. Free memory was 155.2MB in the beginning and 142.2MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 00:54:07,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.06ms. Allocated memory is still 201.3MB. Free memory was 142.2MB in the beginning and 139.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 00:54:07,464 INFO L158 Benchmark]: Boogie Preprocessor took 34.66ms. Allocated memory is still 201.3MB. Free memory was 139.6MB in the beginning and 135.2MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:54:07,465 INFO L158 Benchmark]: IcfgBuilder took 358.27ms. Allocated memory is still 201.3MB. Free memory was 135.2MB in the beginning and 117.2MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 00:54:07,465 INFO L158 Benchmark]: TraceAbstraction took 1550.28ms. Allocated memory is still 201.3MB. Free memory was 116.8MB in the beginning and 142.8MB in the end (delta: -26.0MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2025-03-04 00:54:07,466 INFO L158 Benchmark]: Witness Printer took 3.63ms. Allocated memory is still 201.3MB. Free memory was 142.8MB in the beginning and 142.7MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:54:07,467 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.61ms. Allocated memory is still 201.3MB. Free memory was 155.2MB in the beginning and 142.2MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.06ms. Allocated memory is still 201.3MB. Free memory was 142.2MB in the beginning and 139.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.66ms. Allocated memory is still 201.3MB. Free memory was 139.6MB in the beginning and 135.2MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 358.27ms. Allocated memory is still 201.3MB. Free memory was 135.2MB in the beginning and 117.2MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1550.28ms. Allocated memory is still 201.3MB. Free memory was 116.8MB in the beginning and 142.8MB in the end (delta: -26.0MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. * Witness Printer took 3.63ms. Allocated memory is still 201.3MB. Free memory was 142.8MB in the beginning and 142.7MB in the end (delta: 60.0kB). 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 77, overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 46. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 5; [L23] signed short int var_1_3 = -25; [L24] unsigned short int var_1_7 = 4; [L25] unsigned char var_1_8 = 4; [L26] unsigned char var_1_10 = 4; [L27] unsigned char var_1_11 = 8; [L28] unsigned long int var_1_12 = 10; [L29] float var_1_13 = 99.6; [L30] float var_1_14 = 127.5; [L31] float var_1_15 = 16.5; [L32] float var_1_16 = 256.5; [L33] unsigned long int var_1_17 = 4288034294; [L34] unsigned char var_1_18 = 0; [L35] unsigned long int last_1_var_1_12 = 10; [L36] unsigned char last_1_var_1_18 = 0; VAL [isInitial=0, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=-25, var_1_7=4, var_1_8=4] [L95] isInitial = 1 [L96] FCALL initially() [L97] COND TRUE 1 [L98] CALL updateLastVariables() [L87] last_1_var_1_12 = var_1_12 [L88] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=-25, var_1_7=4, var_1_8=4] [L98] RET updateLastVariables() [L99] CALL updateVariables() [L62] var_1_3 = __VERIFIER_nondet_short() [L63] CALL assume_abort_if_not(var_1_3 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L63] RET assume_abort_if_not(var_1_3 >= -32768) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L64] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L64] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L65] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L65] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=4, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L66] var_1_10 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L67] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L68] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L68] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=8, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L69] var_1_11 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L70] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L71] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L71] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_13=498/5, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L72] var_1_13 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L73] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_14=255/2, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L74] var_1_14 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L75] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_15=33/2, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L76] var_1_15 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L77] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L78] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L78] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_16=513/2, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L79] var_1_16 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L80] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L81] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L81] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=4288034294, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L82] var_1_17 = __VERIFIER_nondet_ulong() [L83] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L83] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L84] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L84] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L99] RET updateVariables() [L100] CALL step() [L40] unsigned long int stepLocal_2 = last_1_var_1_12 / var_1_3; VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, stepLocal_2=5, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=4] [L41] COND TRUE stepLocal_2 != (last_1_var_1_18 - 64) [L42] var_1_8 = ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=10, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=254] [L46] COND TRUE (- (var_1_13 / 0.6f)) > ((var_1_14 + 3.25f) / ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16)))) [L47] var_1_12 = (500u + ((((var_1_10) < (var_1_8)) ? (var_1_10) : (var_1_8)))) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=754, var_1_17=-6442450945, var_1_18=0, var_1_1=5, var_1_3=2, var_1_7=4, var_1_8=254] [L51] var_1_18 = var_1_11 [L52] var_1_7 = var_1_18 [L53] signed long int stepLocal_1 = - var_1_3; [L54] signed long int stepLocal_0 = var_1_7 / var_1_3; VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, stepLocal_0=127, stepLocal_1=-2, var_1_10=510, var_1_11=-2, var_1_12=754, var_1_17=-6442450945, var_1_18=-2, var_1_1=5, var_1_3=2, var_1_7=254, var_1_8=254] [L55] COND FALSE !(stepLocal_0 >= var_1_7) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, stepLocal_1=-2, var_1_10=510, var_1_11=-2, var_1_12=754, var_1_17=-6442450945, var_1_18=-2, var_1_1=5, var_1_3=2, var_1_7=254, var_1_8=254] [L100] RET step() [L101] CALL, EXPR property() [L91-L92] return ((((((var_1_7 / var_1_3) >= var_1_7) ? (((- var_1_3) > var_1_7) ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18))))) : 1) : 1) && (var_1_7 == ((unsigned short int) var_1_18))) && (((last_1_var_1_12 / var_1_3) != (last_1_var_1_18 - 64)) ? (var_1_8 == ((unsigned char) ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))) : (var_1_8 == ((unsigned char) ((((var_1_11) < (var_1_10)) ? (var_1_11) : (var_1_10))))))) && (((- (var_1_13 / 0.6f)) > ((var_1_14 + 3.25f) / ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) ? (var_1_12 == ((unsigned long int) (500u + ((((var_1_10) < (var_1_8)) ? (var_1_10) : (var_1_8)))))) : (var_1_12 == ((unsigned long int) (var_1_17 - var_1_10))))) && (var_1_18 == ((unsigned char) var_1_11)) ; VAL [\result=0, isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=754, var_1_17=-6442450945, var_1_18=-2, var_1_1=5, var_1_3=2, var_1_7=254, var_1_8=254] [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=754, var_1_17=-6442450945, var_1_18=-2, var_1_1=5, var_1_3=2, var_1_7=254, var_1_8=254] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=10, last_1_var_1_18=0, var_1_10=510, var_1_11=-2, var_1_12=754, var_1_17=-6442450945, var_1_18=-2, var_1_1=5, var_1_3=2, var_1_7=254, var_1_8=254] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 15, 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, 61 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, 61 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 234 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 812/840 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 00:54:07,483 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-4.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf6a4292739173e3a27094d23f8efa3c977bd469e873e4b1ad94962d2474355b --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 00:54:09,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 00:54:09,348 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-04 00:54:09,353 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 00:54:09,353 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 00:54:09,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 00:54:09,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 00:54:09,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 00:54:09,371 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 00:54:09,371 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 00:54:09,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 00:54:09,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 00:54:09,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 00:54:09,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 00:54:09,372 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 00:54:09,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 00:54:09,373 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 00:54:09,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:54:09,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 00:54:09,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 00:54:09,375 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 -> cf6a4292739173e3a27094d23f8efa3c977bd469e873e4b1ad94962d2474355b [2025-03-04 00:54:09,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 00:54:09,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 00:54:09,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 00:54:09,604 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 00:54:09,604 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 00:54:09,605 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-4.i [2025-03-04 00:54:10,756 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afd6ec20f/16abfce4b7654b0d9218d34f46c3ebb5/FLAGf615f84d5 [2025-03-04 00:54:10,917 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 00:54:10,918 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-4.i [2025-03-04 00:54:10,925 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afd6ec20f/16abfce4b7654b0d9218d34f46c3ebb5/FLAGf615f84d5 [2025-03-04 00:54:10,934 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afd6ec20f/16abfce4b7654b0d9218d34f46c3ebb5 [2025-03-04 00:54:10,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 00:54:10,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 00:54:10,938 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 00:54:10,938 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 00:54:10,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 00:54:10,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:54:10" (1/1) ... [2025-03-04 00:54:10,941 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a88e67f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:10, skipping insertion in model container [2025-03-04 00:54:10,941 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:54:10" (1/1) ... [2025-03-04 00:54:10,953 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 00:54:11,048 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-4.i[912,925] [2025-03-04 00:54:11,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:54:11,106 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 00:54:11,114 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-4.i[912,925] [2025-03-04 00:54:11,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:54:11,141 INFO L204 MainTranslator]: Completed translation [2025-03-04 00:54:11,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11 WrapperNode [2025-03-04 00:54:11,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 00:54:11,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 00:54:11,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 00:54:11,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 00:54:11,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,180 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 101 [2025-03-04 00:54:11,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 00:54:11,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 00:54:11,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 00:54:11,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 00:54:11,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,192 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,202 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 00:54:11,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,213 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,225 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 00:54:11,226 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 00:54:11,226 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 00:54:11,226 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 00:54:11,226 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (1/1) ... [2025-03-04 00:54:11,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:54:11,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:54:11,254 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 00:54:11,257 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 00:54:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 00:54:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-04 00:54:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 00:54:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 00:54:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 00:54:11,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 00:54:11,340 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 00:54:11,342 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 00:54:23,844 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-04 00:54:23,844 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 00:54:23,851 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 00:54:23,851 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 00:54:23,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:54:23 BoogieIcfgContainer [2025-03-04 00:54:23,852 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 00:54:23,854 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 00:54:23,854 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 00:54:23,857 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 00:54:23,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 12:54:10" (1/3) ... [2025-03-04 00:54:23,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da9037b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:54:23, skipping insertion in model container [2025-03-04 00:54:23,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:54:11" (2/3) ... [2025-03-04 00:54:23,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da9037b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:54:23, skipping insertion in model container [2025-03-04 00:54:23,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:54:23" (3/3) ... [2025-03-04 00:54:23,859 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-4.i [2025-03-04 00:54:23,869 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 00:54:23,870 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-4.i that has 2 procedures, 46 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-04 00:54:23,908 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 00:54:23,930 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;@1bd2266, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 00:54:23,930 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 00:54:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-04 00:54:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2025-03-04 00:54:23,939 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:54:23,939 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:54:23,940 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:54:23,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:54:23,944 INFO L85 PathProgramCache]: Analyzing trace with hash 413541712, now seen corresponding path program 1 times [2025-03-04 00:54:23,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-04 00:54:23,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2066045462] [2025-03-04 00:54:23,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:54:23,951 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 00:54:23,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-04 00:54:23,954 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 00:54:23,955 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 00:54:24,025 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-04 00:54:24,373 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-04 00:54:24,374 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:54:24,374 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:54:24,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 00:54:24,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:54:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2025-03-04 00:54:24,419 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 00:54:24,420 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-04 00:54:24,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2066045462] [2025-03-04 00:54:24,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2066045462] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 00:54:24,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 00:54:24,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 00:54:24,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709002554] [2025-03-04 00:54:24,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 00:54:24,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 00:54:24,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-04 00:54:24,437 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 00:54:24,437 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 00:54:24,439 INFO L87 Difference]: Start difference. First operand has 46 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 1 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2025-03-04 00:54:24,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 00:54:24,453 INFO L93 Difference]: Finished difference Result 86 states and 142 transitions. [2025-03-04 00:54:24,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 00:54:24,455 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 1 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) Word has length 96 [2025-03-04 00:54:24,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 00:54:24,462 INFO L225 Difference]: With dead ends: 86 [2025-03-04 00:54:24,463 INFO L226 Difference]: Without dead ends: 43 [2025-03-04 00:54:24,465 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 95 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 00:54:24,469 INFO L435 NwaCegarLoop]: 61 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, 61 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 00:54:24,470 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 00:54:24,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2025-03-04 00:54:24,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2025-03-04 00:54:24,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 26 states have internal predecessors, (31), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-04 00:54:24,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2025-03-04 00:54:24,506 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 96 [2025-03-04 00:54:24,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 00:54:24,506 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2025-03-04 00:54:24,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 1 states have call successors, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2025-03-04 00:54:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2025-03-04 00:54:24,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2025-03-04 00:54:24,510 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:54:24,511 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:54:24,528 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 00:54:24,712 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 00:54:24,713 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:54:24,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:54:24,713 INFO L85 PathProgramCache]: Analyzing trace with hash -439531885, now seen corresponding path program 1 times [2025-03-04 00:54:24,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-04 00:54:24,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1381008902] [2025-03-04 00:54:24,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:54:24,714 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 00:54:24,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-04 00:54:24,718 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 00:54:24,719 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 00:54:24,765 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-04 00:54:25,130 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-04 00:54:25,130 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:54:25,130 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:54:25,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-03-04 00:54:25,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:54:35,168 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 00:54:43,369 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 00:54:51,575 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 00:54:59,798 WARN L286 SmtUtils]: Spent 8.22s 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 00:55:06,408 WARN L286 SmtUtils]: Spent 6.61s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 00:55:14,627 WARN L286 SmtUtils]: Spent 8.22s 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 00:55:22,848 WARN L286 SmtUtils]: Spent 8.22s 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 00:55:28,496 WARN L286 SmtUtils]: Spent 5.65s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-04 00:55:36,707 WARN L286 SmtUtils]: Spent 8.21s 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 00:55:44,902 WARN L286 SmtUtils]: Spent 8.19s 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)