./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 c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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-?-c00e63d-m [2025-02-06 02:35:34,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 02:35:34,787 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-06 02:35:34,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 02:35:34,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 02:35:34,806 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 02:35:34,807 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 02:35:34,807 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 02:35:34,807 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 02:35:34,807 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 02:35:34,807 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 02:35:34,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 02:35:34,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 02:35:34,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 02:35:34,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 02:35:34,809 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 02:35:34,809 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 02:35:34,809 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 02:35:34,809 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 02:35:34,809 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 02:35:34,809 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 02:35:34,809 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 02:35:34,809 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 02:35:34,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 02:35:34,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 02:35:34,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 02:35:34,810 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-jdk21/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 [2025-02-06 02:35:35,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 02:35:35,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 02:35:35,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 02:35:35,051 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 02:35:35,051 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 02:35:35,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2025-02-06 02:35:36,263 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af5d7a5af/819651dd4a964433a3a2bb336b0f4066/FLAG2a5b25e21 [2025-02-06 02:35:36,574 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 02:35:36,574 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2025-02-06 02:35:36,582 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af5d7a5af/819651dd4a964433a3a2bb336b0f4066/FLAG2a5b25e21 [2025-02-06 02:35:36,846 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af5d7a5af/819651dd4a964433a3a2bb336b0f4066 [2025-02-06 02:35:36,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 02:35:36,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 02:35:36,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 02:35:36,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 02:35:36,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 02:35:36,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 02:35:36" (1/1) ... [2025-02-06 02:35:36,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66722ffd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:36, skipping insertion in model container [2025-02-06 02:35:36,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 02:35:36" (1/1) ... [2025-02-06 02:35:36,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 02:35:37,055 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i[915,928] [2025-02-06 02:35:37,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 02:35:37,106 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 02:35:37,115 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i[915,928] [2025-02-06 02:35:37,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 02:35:37,152 INFO L204 MainTranslator]: Completed translation [2025-02-06 02:35:37,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37 WrapperNode [2025-02-06 02:35:37,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 02:35:37,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 02:35:37,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 02:35:37,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 02:35:37,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,183 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2025-02-06 02:35:37,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 02:35:37,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 02:35:37,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 02:35:37,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 02:35:37,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,194 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,203 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]. [2025-02-06 02:35:37,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,215 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,216 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,217 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,217 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 02:35:37,219 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 02:35:37,219 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 02:35:37,219 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 02:35:37,220 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (1/1) ... [2025-02-06 02:35:37,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 02:35:37,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 02:35:37,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 02:35:37,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 02:35:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 02:35:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 02:35:37,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 02:35:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 02:35:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 02:35:37,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 02:35:37,352 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 02:35:37,354 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 02:35:37,557 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-02-06 02:35:37,557 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 02:35:37,563 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 02:35:37,564 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 02:35:37,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:35:37 BoogieIcfgContainer [2025-02-06 02:35:37,564 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 02:35:37,566 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 02:35:37,566 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 02:35:37,569 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 02:35:37,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 02:35:36" (1/3) ... [2025-02-06 02:35:37,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57050ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 02:35:37, skipping insertion in model container [2025-02-06 02:35:37,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:37" (2/3) ... [2025-02-06 02:35:37,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57050ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 02:35:37, skipping insertion in model container [2025-02-06 02:35:37,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:35:37" (3/3) ... [2025-02-06 02:35:37,571 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-94.i [2025-02-06 02:35:37,581 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 02:35:37,582 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. [2025-02-06 02:35:37,619 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 02:35:37,626 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;@3f046e36, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 02:35:37,626 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 02:35:37,629 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) [2025-02-06 02:35:37,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2025-02-06 02:35:37,636 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 02:35:37,636 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] [2025-02-06 02:35:37,637 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 02:35:37,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 02:35:37,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1645075150, now seen corresponding path program 1 times [2025-02-06 02:35:37,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 02:35:37,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680365393] [2025-02-06 02:35:37,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 02:35:37,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 02:35:37,704 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-02-06 02:35:37,716 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-02-06 02:35:37,717 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 02:35:37,717 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 02:35:37,832 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-02-06 02:35:37,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 02:35:37,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680365393] [2025-02-06 02:35:37,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680365393] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 02:35:37,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821313581] [2025-02-06 02:35:37,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 02:35:37,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 02:35:37,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 02:35:37,840 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 02:35:37,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-06 02:35:37,921 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-02-06 02:35:37,982 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-02-06 02:35:37,982 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 02:35:37,983 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 02:35:37,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 02:35:37,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 02:35:38,009 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-02-06 02:35:38,009 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 02:35:38,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821313581] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 02:35:38,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 02:35:38,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-06 02:35:38,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043067231] [2025-02-06 02:35:38,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 02:35:38,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 02:35:38,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 02:35:38,025 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 02:35:38,026 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 02:35:38,027 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) [2025-02-06 02:35:38,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 02:35:38,064 INFO L93 Difference]: Finished difference Result 110 states and 188 transitions. [2025-02-06 02:35:38,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 02:35:38,065 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 [2025-02-06 02:35:38,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 02:35:38,069 INFO L225 Difference]: With dead ends: 110 [2025-02-06 02:35:38,069 INFO L226 Difference]: Without dead ends: 55 [2025-02-06 02:35:38,071 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 [2025-02-06 02:35:38,073 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 [2025-02-06 02:35:38,073 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] [2025-02-06 02:35:38,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2025-02-06 02:35:38,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2025-02-06 02:35:38,094 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) [2025-02-06 02:35:38,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 81 transitions. [2025-02-06 02:35:38,098 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 81 transitions. Word has length 131 [2025-02-06 02:35:38,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 02:35:38,098 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 81 transitions. [2025-02-06 02:35:38,098 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) [2025-02-06 02:35:38,099 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2025-02-06 02:35:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2025-02-06 02:35:38,101 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 02:35:38,101 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] [2025-02-06 02:35:38,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-06 02:35:38,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-06 02:35:38,302 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 02:35:38,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 02:35:38,303 INFO L85 PathProgramCache]: Analyzing trace with hash -267471219, now seen corresponding path program 1 times [2025-02-06 02:35:38,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 02:35:38,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051502554] [2025-02-06 02:35:38,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 02:35:38,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 02:35:38,321 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-02-06 02:35:38,386 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-02-06 02:35:38,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 02:35:38,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 02:35:38,387 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 02:35:38,396 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-02-06 02:35:38,428 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-02-06 02:35:38,428 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 02:35:38,428 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 02:35:38,459 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 02:35:38,459 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 02:35:38,460 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 02:35:38,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 02:35:38,463 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-06 02:35:38,509 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 02:35:38,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 02:35:38 BoogieIcfgContainer [2025-02-06 02:35:38,513 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 02:35:38,513 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 02:35:38,514 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 02:35:38,514 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 02:35:38,514 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:35:37" (3/4) ... [2025-02-06 02:35:38,515 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 02:35:38,516 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 02:35:38,516 INFO L158 Benchmark]: Toolchain (without parser) took 1667.26ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 74.3MB in the end (delta: 29.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2025-02-06 02:35:38,516 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 226.5MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 02:35:38,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.84ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 90.4MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 02:35:38,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.59ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 88.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 02:35:38,517 INFO L158 Benchmark]: Boogie Preprocessor took 33.06ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 86.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 02:35:38,518 INFO L158 Benchmark]: IcfgBuilder took 344.96ms. Allocated memory is still 142.6MB. Free memory was 86.7MB in the beginning and 71.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 02:35:38,518 INFO L158 Benchmark]: TraceAbstraction took 947.27ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 74.3MB in the end (delta: -3.4MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2025-02-06 02:35:38,518 INFO L158 Benchmark]: Witness Printer took 2.41ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 74.3MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 02:35:38,522 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 226.5MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.84ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 90.4MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.59ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 88.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.06ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 86.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 344.96ms. Allocated memory is still 142.6MB. Free memory was 86.7MB in the beginning and 71.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 947.27ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 74.3MB in the end (delta: -3.4MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Witness Printer took 2.41ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 74.3MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 43, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 75, 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: 0.1s, 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 [2025-02-06 02:35:38,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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-?-c00e63d-m [2025-02-06 02:35:40,605 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 02:35:40,687 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-06 02:35:40,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 02:35:40,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 02:35:40,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 02:35:40,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 02:35:40,733 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 02:35:40,733 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 02:35:40,734 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 02:35:40,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 02:35:40,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 02:35:40,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 02:35:40,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 02:35:40,735 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 02:35:40,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-06 02:35:40,736 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-06 02:35:40,737 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 02:35:40,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 02:35:40,737 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 02:35:40,737 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 02:35:40,737 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 02:35:40,737 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 02:35:40,738 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 02:35:40,738 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 02:35:40,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 02:35:40,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 02:35:40,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 02:35:40,738 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 02:35:40,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 02:35:40,738 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-06 02:35:40,738 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-06 02:35:40,739 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 02:35:40,739 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 02:35:40,739 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 02:35:40,739 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 02:35:40,739 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-jdk21/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 [2025-02-06 02:35:41,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 02:35:41,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 02:35:41,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 02:35:41,017 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 02:35:41,018 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 02:35:41,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2025-02-06 02:35:42,244 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e2b7ca587/3d97816e65d24149b96ceea1c15fd92f/FLAGfdae0ec50 [2025-02-06 02:35:42,532 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 02:35:42,533 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2025-02-06 02:35:42,540 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e2b7ca587/3d97816e65d24149b96ceea1c15fd92f/FLAGfdae0ec50 [2025-02-06 02:35:42,821 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e2b7ca587/3d97816e65d24149b96ceea1c15fd92f [2025-02-06 02:35:42,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 02:35:42,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 02:35:42,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 02:35:42,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 02:35:42,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 02:35:42,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 02:35:42" (1/1) ... [2025-02-06 02:35:42,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:42, skipping insertion in model container [2025-02-06 02:35:42,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 02:35:42" (1/1) ... [2025-02-06 02:35:42,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 02:35:42,941 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i[915,928] [2025-02-06 02:35:42,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 02:35:42,981 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 02:35:42,989 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i[915,928] [2025-02-06 02:35:43,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 02:35:43,028 INFO L204 MainTranslator]: Completed translation [2025-02-06 02:35:43,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43 WrapperNode [2025-02-06 02:35:43,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 02:35:43,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 02:35:43,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 02:35:43,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 02:35:43,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,066 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2025-02-06 02:35:43,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 02:35:43,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 02:35:43,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 02:35:43,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 02:35:43,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,078 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,092 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]. [2025-02-06 02:35:43,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,102 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,103 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,104 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 02:35:43,107 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 02:35:43,107 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 02:35:43,107 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 02:35:43,108 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (1/1) ... [2025-02-06 02:35:43,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 02:35:43,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 02:35:43,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 02:35:43,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 02:35:43,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 02:35:43,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-06 02:35:43,159 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 02:35:43,159 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 02:35:43,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 02:35:43,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 02:35:43,207 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 02:35:43,208 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 02:36:09,659 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-02-06 02:36:09,659 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 02:36:09,666 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 02:36:09,666 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 02:36:09,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:36:09 BoogieIcfgContainer [2025-02-06 02:36:09,667 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 02:36:09,668 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 02:36:09,669 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 02:36:09,672 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 02:36:09,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 02:35:42" (1/3) ... [2025-02-06 02:36:09,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6873ffe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 02:36:09, skipping insertion in model container [2025-02-06 02:36:09,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 02:35:43" (2/3) ... [2025-02-06 02:36:09,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6873ffe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 02:36:09, skipping insertion in model container [2025-02-06 02:36:09,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 02:36:09" (3/3) ... [2025-02-06 02:36:09,674 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-94.i [2025-02-06 02:36:09,683 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 02:36:09,685 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. [2025-02-06 02:36:09,731 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 02:36:09,745 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;@4386354e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 02:36:09,745 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 02:36:09,751 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) [2025-02-06 02:36:09,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2025-02-06 02:36:09,758 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 02:36:09,758 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] [2025-02-06 02:36:09,758 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 02:36:09,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 02:36:09,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1645075150, now seen corresponding path program 1 times [2025-02-06 02:36:09,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 02:36:09,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [368429242] [2025-02-06 02:36:09,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 02:36:09,770 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 [2025-02-06 02:36:09,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 02:36:09,772 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-02-06 02:36:09,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-06 02:36:09,850 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-02-06 02:36:11,157 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-02-06 02:36:11,157 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 02:36:11,157 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 02:36:11,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 02:36:11,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 02:36:11,248 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2025-02-06 02:36:11,249 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 02:36:11,249 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 02:36:11,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [368429242] [2025-02-06 02:36:11,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [368429242] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 02:36:11,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 02:36:11,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 02:36:11,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264885290] [2025-02-06 02:36:11,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 02:36:11,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 02:36:11,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 02:36:11,268 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 02:36:11,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 02:36:11,270 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) [2025-02-06 02:36:11,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 02:36:11,286 INFO L93 Difference]: Finished difference Result 110 states and 188 transitions. [2025-02-06 02:36:11,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 02:36:11,288 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 [2025-02-06 02:36:11,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 02:36:11,292 INFO L225 Difference]: With dead ends: 110 [2025-02-06 02:36:11,292 INFO L226 Difference]: Without dead ends: 55 [2025-02-06 02:36:11,294 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 [2025-02-06 02:36:11,296 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 [2025-02-06 02:36:11,297 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] [2025-02-06 02:36:11,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2025-02-06 02:36:11,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2025-02-06 02:36:11,323 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) [2025-02-06 02:36:11,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 81 transitions. [2025-02-06 02:36:11,328 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 81 transitions. Word has length 131 [2025-02-06 02:36:11,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 02:36:11,329 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 81 transitions. [2025-02-06 02:36:11,330 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) [2025-02-06 02:36:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2025-02-06 02:36:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2025-02-06 02:36:11,333 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 02:36:11,333 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] [2025-02-06 02:36:11,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-06 02:36:11,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/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 [2025-02-06 02:36:11,534 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 02:36:11,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 02:36:11,535 INFO L85 PathProgramCache]: Analyzing trace with hash -267471219, now seen corresponding path program 1 times [2025-02-06 02:36:11,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 02:36:11,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [594235948] [2025-02-06 02:36:11,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 02:36:11,536 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 [2025-02-06 02:36:11,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 02:36:11,543 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/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) [2025-02-06 02:36:11,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-06 02:36:11,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 131 statements into 1 equivalence classes. [2025-02-06 02:36:13,132 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 131 of 131 statements. [2025-02-06 02:36:13,132 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 02:36:13,132 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 02:36:13,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-02-06 02:36:13,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 02:37:24,225 WARN L286 SmtUtils]: Spent 13.70s 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)