./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.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_operatoramount_amount25_file-94.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 98fcad7795829b79af092395b5f7b22094f341d47982e28ecc686768c9044797 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 00:28:25,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 00:28:25,681 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-04 00:28:25,685 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 00:28:25,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 00:28:25,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 00:28:25,708 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 00:28:25,708 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 00:28:25,709 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 00:28:25,709 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 00:28:25,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 00:28:25,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 00:28:25,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 00:28:25,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 00:28:25,710 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 00:28:25,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 00:28:25,711 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 00:28:25,712 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 00:28:25,712 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 00:28:25,712 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 00:28:25,712 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 00:28:25,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:28:25,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 00:28:25,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 00:28:25,712 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 00:28:25,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 00:28:25,713 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 00:28:25,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 00:28:25,713 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 00:28:25,713 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 00:28:25,713 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 00:28:25,713 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 00:28:25,713 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 -> 98fcad7795829b79af092395b5f7b22094f341d47982e28ecc686768c9044797 [2025-03-04 00:28:25,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 00:28:25,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 00:28:25,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 00:28:25,944 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 00:28:25,944 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 00:28:25,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2025-03-04 00:28:27,039 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad1d4c13/293d6cb573f245308989238cb0552af8/FLAG326d03e6d [2025-03-04 00:28:27,305 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 00:28:27,306 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2025-03-04 00:28:27,313 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad1d4c13/293d6cb573f245308989238cb0552af8/FLAG326d03e6d [2025-03-04 00:28:27,600 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad1d4c13/293d6cb573f245308989238cb0552af8 [2025-03-04 00:28:27,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 00:28:27,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 00:28:27,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 00:28:27,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 00:28:27,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 00:28:27,607 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1583dce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27, skipping insertion in model container [2025-03-04 00:28:27,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 00:28:27,715 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_operatoramount_amount25_file-94.i[915,928] [2025-03-04 00:28:27,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:28:27,765 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 00:28:27,774 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_operatoramount_amount25_file-94.i[915,928] [2025-03-04 00:28:27,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:28:27,811 INFO L204 MainTranslator]: Completed translation [2025-03-04 00:28:27,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27 WrapperNode [2025-03-04 00:28:27,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 00:28:27,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 00:28:27,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 00:28:27,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 00:28:27,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,848 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2025-03-04 00:28:27,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 00:28:27,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 00:28:27,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 00:28:27,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 00:28:27,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,857 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,874 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 00:28:27,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,880 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 00:28:27,891 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 00:28:27,893 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 00:28:27,893 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 00:28:27,894 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (1/1) ... [2025-03-04 00:28:27,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:28:27,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:28:27,918 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 00:28:27,920 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 00:28:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 00:28:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 00:28:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 00:28:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 00:28:27,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 00:28:27,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 00:28:27,993 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 00:28:27,994 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 00:28:28,148 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-04 00:28:28,148 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 00:28:28,157 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 00:28:28,157 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 00:28:28,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:28:28 BoogieIcfgContainer [2025-03-04 00:28:28,157 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 00:28:28,159 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 00:28:28,159 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 00:28:28,162 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 00:28:28,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 12:28:27" (1/3) ... [2025-03-04 00:28:28,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31b8a48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:28:28, skipping insertion in model container [2025-03-04 00:28:28,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:27" (2/3) ... [2025-03-04 00:28:28,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31b8a48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:28:28, skipping insertion in model container [2025-03-04 00:28:28,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:28:28" (3/3) ... [2025-03-04 00:28:28,163 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-94.i [2025-03-04 00:28:28,175 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 00:28:28,176 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-94.i that has 2 procedures, 58 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-04 00:28:28,221 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 00:28:28,231 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;@735b1843, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 00:28:28,232 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 00:28:28,236 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-03-04 00:28:28,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2025-03-04 00:28:28,247 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:28:28,248 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:28:28,248 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:28:28,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:28:28,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1645075150, now seen corresponding path program 1 times [2025-03-04 00:28:28,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 00:28:28,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002140567] [2025-03-04 00:28:28,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:28:28,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 00:28:28,322 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-03-04 00:28:28,335 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-03-04 00:28:28,336 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:28:28,336 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:28:28,432 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-03-04 00:28:28,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 00:28:28,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002140567] [2025-03-04 00:28:28,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002140567] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 00:28:28,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354315215] [2025-03-04 00:28:28,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:28:28,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 00:28:28,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:28:28,437 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 00:28:28,439 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 00:28:28,505 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-03-04 00:28:28,566 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-03-04 00:28:28,567 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:28:28,567 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:28:28,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 00:28:28,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:28:28,604 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-03-04 00:28:28,605 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 00:28:28,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354315215] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 00:28:28,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 00:28:28,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 00:28:28,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801055370] [2025-03-04 00:28:28,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 00:28:28,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 00:28:28,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 00:28:28,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 00:28:28,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 00:28:28,623 INFO L87 Difference]: Start difference. First operand has 58 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2025-03-04 00:28:28,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 00:28:28,637 INFO L93 Difference]: Finished difference Result 110 states and 188 transitions. [2025-03-04 00:28:28,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 00:28:28,639 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2025-03-04 00:28:28,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 00:28:28,642 INFO L225 Difference]: With dead ends: 110 [2025-03-04 00:28:28,643 INFO L226 Difference]: Without dead ends: 55 [2025-03-04 00:28:28,645 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 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 00:28:28,646 INFO L435 NwaCegarLoop]: 81 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, 81 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 00:28:28,647 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 00:28:28,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2025-03-04 00:28:28,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2025-03-04 00:28:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-03-04 00:28:28,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 81 transitions. [2025-03-04 00:28:28,680 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 81 transitions. Word has length 131 [2025-03-04 00:28:28,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 00:28:28,680 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 81 transitions. [2025-03-04 00:28:28,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2025-03-04 00:28:28,681 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2025-03-04 00:28:28,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2025-03-04 00:28:28,684 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:28:28,684 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:28:28,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-04 00:28:28,888 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 00:28:28,888 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:28:28,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:28:28,889 INFO L85 PathProgramCache]: Analyzing trace with hash -267471219, now seen corresponding path program 1 times [2025-03-04 00:28:28,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 00:28:28,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561671737] [2025-03-04 00:28:28,889 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:28:28,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 00:28:28,912 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-03-04 00:28:28,976 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-03-04 00:28:28,976 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:28:28,976 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 00:28:28,976 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 00:28:28,988 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-03-04 00:28:29,032 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-03-04 00:28:29,033 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:28:29,033 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 00:28:29,084 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 00:28:29,084 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-04 00:28:29,085 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-04 00:28:29,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 00:28:29,088 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-04 00:28:29,160 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-04 00:28:29,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 12:28:29 BoogieIcfgContainer [2025-03-04 00:28:29,169 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-04 00:28:29,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 00:28:29,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 00:28:29,170 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 00:28:29,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:28:28" (3/4) ... [2025-03-04 00:28:29,172 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 00:28:29,173 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 00:28:29,174 INFO L158 Benchmark]: Toolchain (without parser) took 1570.71ms. Allocated memory is still 167.8MB. Free memory was 122.7MB in the beginning and 110.9MB in the end (delta: 11.8MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2025-03-04 00:28:29,174 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 120.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:28:29,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.76ms. Allocated memory is still 167.8MB. Free memory was 122.3MB in the beginning and 109.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 00:28:29,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.90ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 107.8MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 00:28:29,176 INFO L158 Benchmark]: Boogie Preprocessor took 40.58ms. Allocated memory is still 167.8MB. Free memory was 107.8MB in the beginning and 106.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:28:29,176 INFO L158 Benchmark]: IcfgBuilder took 266.73ms. Allocated memory is still 167.8MB. Free memory was 106.1MB in the beginning and 90.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 00:28:29,176 INFO L158 Benchmark]: TraceAbstraction took 1010.46ms. Allocated memory is still 167.8MB. Free memory was 90.1MB in the beginning and 111.0MB in the end (delta: -20.8MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2025-03-04 00:28:29,176 INFO L158 Benchmark]: Witness Printer took 3.17ms. Allocated memory is still 167.8MB. Free memory was 111.0MB in the beginning and 110.9MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 00:28:29,177 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 120.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 209.76ms. Allocated memory is still 167.8MB. Free memory was 122.3MB in the beginning and 109.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.90ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 107.8MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.58ms. Allocated memory is still 167.8MB. Free memory was 107.8MB in the beginning and 106.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 266.73ms. Allocated memory is still 167.8MB. Free memory was 106.1MB in the beginning and 90.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1010.46ms. Allocated memory is still 167.8MB. Free memory was 90.1MB in the beginning and 111.0MB in the end (delta: -20.8MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * Witness Printer took 3.17ms. Allocated memory is still 167.8MB. Free memory was 111.0MB in the beginning and 110.9MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 43, overapproximation of someBinaryFLOATComparisonOperation at line 42, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 71. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 63.4; [L23] float var_1_2 = 25.2; [L24] float var_1_3 = 3.75; [L25] double var_1_4 = 0.0; [L26] double var_1_5 = 63.4; [L27] double var_1_6 = 3.7; [L28] unsigned char var_1_7 = 0; [L29] double var_1_8 = 63.75; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] signed char var_1_11 = -64; [L33] signed char var_1_12 = -32; [L34] signed char var_1_13 = 2; [L35] signed char var_1_14 = -4; [L36] signed char var_1_15 = -25; [L37] signed char var_1_16 = 5; [L38] signed long int var_1_17 = -2; VAL [isInitial=0, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_2=126/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_float() [L65] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L65] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L66] var_1_3 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L67] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L68] var_1_4 = __VERIFIER_nondet_double() [L69] CALL assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L69] RET assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L70] var_1_5 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L71] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L72] var_1_6 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L73] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L74] var_1_8 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L75] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_8 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L76] RET assume_abort_if_not(var_1_8 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L77] var_1_9 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L78] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L79] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L79] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L80] var_1_10 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L81] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L82] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L82] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L83] var_1_12 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L84] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L85] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L85] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L86] var_1_13 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L87] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L88] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L88] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L89] var_1_14 = __VERIFIER_nondet_char() [L90] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L90] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L91] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L91] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L92] var_1_15 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_15 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L93] RET assume_abort_if_not(var_1_15 >= -31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L94] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L94] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L95] var_1_16 = __VERIFIER_nondet_char() [L96] CALL assume_abort_if_not(var_1_16 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L96] RET assume_abort_if_not(var_1_16 >= -31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L97] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L97] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L110] RET updateVariables() [L111] CALL step() [L42] COND TRUE var_1_2 != var_1_3 [L43] var_1_1 = ((var_1_4 - var_1_5) - var_1_6) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=1] [L45] COND FALSE !(var_1_5 > (var_1_1 / var_1_4)) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=1] [L52] COND TRUE var_1_10 || var_1_9 [L53] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=126, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=1] [L57] COND FALSE !(var_1_6 > var_1_5) VAL [isInitial=1, var_1_10=0, var_1_11=126, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=1] [L111] RET step() [L112] CALL, EXPR property() [L102-L103] return ((((var_1_2 != var_1_3) ? (var_1_1 == ((double) ((var_1_4 - var_1_5) - var_1_6))) : 1) && ((var_1_5 > (var_1_1 / var_1_4)) ? ((var_1_5 > (var_1_4 / var_1_8)) ? (var_1_7 == ((unsigned char) var_1_9)) : (var_1_7 == ((unsigned char) var_1_10))) : 1)) && ((var_1_10 || var_1_9) ? (var_1_11 == ((signed char) var_1_12)) : (var_1_11 == ((signed char) (((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) + (var_1_15 + var_1_16)))))) && ((var_1_6 > var_1_5) ? ((var_1_1 != (var_1_4 / var_1_8)) ? (var_1_17 == ((signed long int) var_1_16)) : 1) : 1) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=126, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=1] [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=126, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=126, var_1_12=126, var_1_13=-63, var_1_14=-62, var_1_15=30, var_1_16=31, var_1_17=-2, var_1_7=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 21, 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, 81 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, 81 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 260 ConstructedInterpolants, 0 QuantifiedInterpolants, 260 SizeOfPredicates, 0 NumberOfNonLiveVariables, 288 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1640/1680 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 00:28:29,197 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_operatoramount_amount25_file-94.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 98fcad7795829b79af092395b5f7b22094f341d47982e28ecc686768c9044797 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 00:28:30,968 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 00:28:31,047 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-04 00:28:31,052 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 00:28:31,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 00:28:31,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 00:28:31,066 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 00:28:31,066 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 00:28:31,066 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 00:28:31,066 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 00:28:31,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 00:28:31,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 00:28:31,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 00:28:31,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 00:28:31,067 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 00:28:31,068 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 00:28:31,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:28:31,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 00:28:31,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 00:28:31,069 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 -> 98fcad7795829b79af092395b5f7b22094f341d47982e28ecc686768c9044797 [2025-03-04 00:28:31,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 00:28:31,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 00:28:31,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 00:28:31,307 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 00:28:31,307 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 00:28:31,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2025-03-04 00:28:32,418 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4314d34ac/8983730b75ff4c8ba68ca810e936b2db/FLAGabd41bbd1 [2025-03-04 00:28:32,628 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 00:28:32,628 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2025-03-04 00:28:32,635 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4314d34ac/8983730b75ff4c8ba68ca810e936b2db/FLAGabd41bbd1 [2025-03-04 00:28:33,012 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4314d34ac/8983730b75ff4c8ba68ca810e936b2db [2025-03-04 00:28:33,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 00:28:33,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 00:28:33,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 00:28:33,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 00:28:33,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 00:28:33,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7640dea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33, skipping insertion in model container [2025-03-04 00:28:33,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,038 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 00:28:33,141 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_operatoramount_amount25_file-94.i[915,928] [2025-03-04 00:28:33,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:28:33,201 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 00:28:33,214 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_operatoramount_amount25_file-94.i[915,928] [2025-03-04 00:28:33,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 00:28:33,252 INFO L204 MainTranslator]: Completed translation [2025-03-04 00:28:33,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33 WrapperNode [2025-03-04 00:28:33,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 00:28:33,254 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 00:28:33,254 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 00:28:33,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 00:28:33,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,279 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2025-03-04 00:28:33,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 00:28:33,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 00:28:33,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 00:28:33,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 00:28:33,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,291 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,300 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 00:28:33,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,308 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,315 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 00:28:33,318 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 00:28:33,318 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 00:28:33,318 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 00:28:33,318 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (1/1) ... [2025-03-04 00:28:33,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 00:28:33,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 00:28:33,347 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 00:28:33,348 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 00:28:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 00:28:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-04 00:28:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 00:28:33,364 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 00:28:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 00:28:33,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 00:28:33,413 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 00:28:33,414 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 00:29:01,117 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-04 00:29:01,117 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 00:29:01,123 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 00:29:01,123 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 00:29:01,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:29:01 BoogieIcfgContainer [2025-03-04 00:29:01,123 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 00:29:01,125 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 00:29:01,125 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 00:29:01,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 00:29:01,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 12:28:33" (1/3) ... [2025-03-04 00:29:01,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc3be9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:29:01, skipping insertion in model container [2025-03-04 00:29:01,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:28:33" (2/3) ... [2025-03-04 00:29:01,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc3be9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:29:01, skipping insertion in model container [2025-03-04 00:29:01,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 12:29:01" (3/3) ... [2025-03-04 00:29:01,132 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-94.i [2025-03-04 00:29:01,143 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 00:29:01,145 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-94.i that has 2 procedures, 58 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-04 00:29:01,186 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 00:29:01,194 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;@1cf8cd91, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 00:29:01,194 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 00:29:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-03-04 00:29:01,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2025-03-04 00:29:01,204 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:29:01,205 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:29:01,205 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:29:01,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:29:01,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1645075150, now seen corresponding path program 1 times [2025-03-04 00:29:01,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-04 00:29:01,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [785090945] [2025-03-04 00:29:01,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:29:01,217 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 00:29:01,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-04 00:29:01,219 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 00:29:01,222 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 00:29:01,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-03-04 00:29:02,508 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-03-04 00:29:02,508 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:29:02,508 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:29:02,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 00:29:02,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:29:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2025-03-04 00:29:02,600 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 00:29:02,600 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-04 00:29:02,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [785090945] [2025-03-04 00:29:02,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [785090945] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 00:29:02,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 00:29:02,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 00:29:02,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074451475] [2025-03-04 00:29:02,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 00:29:02,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 00:29:02,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-04 00:29:02,632 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 00:29:02,633 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 00:29:02,634 INFO L87 Difference]: Start difference. First operand has 58 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-03-04 00:29:02,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 00:29:02,655 INFO L93 Difference]: Finished difference Result 110 states and 188 transitions. [2025-03-04 00:29:02,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 00:29:02,657 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2025-03-04 00:29:02,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 00:29:02,661 INFO L225 Difference]: With dead ends: 110 [2025-03-04 00:29:02,661 INFO L226 Difference]: Without dead ends: 55 [2025-03-04 00:29:02,663 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 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 00:29:02,665 INFO L435 NwaCegarLoop]: 81 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, 81 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 00:29:02,665 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 00:29:02,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2025-03-04 00:29:02,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2025-03-04 00:29:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-03-04 00:29:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 81 transitions. [2025-03-04 00:29:02,690 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 81 transitions. Word has length 131 [2025-03-04 00:29:02,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 00:29:02,690 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 81 transitions. [2025-03-04 00:29:02,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-03-04 00:29:02,691 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2025-03-04 00:29:02,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2025-03-04 00:29:02,692 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 00:29:02,692 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:29:02,722 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 00:29:02,893 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 00:29:02,893 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 00:29:02,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 00:29:02,894 INFO L85 PathProgramCache]: Analyzing trace with hash -267471219, now seen corresponding path program 1 times [2025-03-04 00:29:02,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-04 00:29:02,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1843194786] [2025-03-04 00:29:02,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 00:29:02,895 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 00:29:02,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-04 00:29:02,898 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 00:29:02,899 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 00:29:02,947 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-03-04 00:29:04,278 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-03-04 00:29:04,278 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 00:29:04,279 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 00:29:04,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-03-04 00:29:04,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 00:30:08,602 WARN L286 SmtUtils]: Spent 11.52s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)