./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.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_variablewrapping_normal_file-34.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 d207a3be96e10d809a418ec7cf022785a69a037a0643326467989b76bfc83d98 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 03:02:33,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 03:02:33,486 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-06 03:02:33,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 03:02:33,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 03:02:33,508 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 03:02:33,509 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 03:02:33,509 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 03:02:33,509 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 03:02:33,509 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 03:02:33,509 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 03:02:33,510 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 03:02:33,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 03:02:33,510 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 03:02:33,510 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 03:02:33,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 03:02:33,512 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 03:02:33,512 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 03:02:33,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 03:02:33,513 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 03:02:33,513 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 -> d207a3be96e10d809a418ec7cf022785a69a037a0643326467989b76bfc83d98 [2025-02-06 03:02:33,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 03:02:33,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 03:02:33,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 03:02:33,775 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 03:02:33,775 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 03:02:33,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i [2025-02-06 03:02:34,946 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/88b01a588/6a1d9a57e52c4d069b18c5bfd40b0268/FLAGe572d41a2 [2025-02-06 03:02:35,230 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 03:02:35,232 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i [2025-02-06 03:02:35,240 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/88b01a588/6a1d9a57e52c4d069b18c5bfd40b0268/FLAGe572d41a2 [2025-02-06 03:02:35,533 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/88b01a588/6a1d9a57e52c4d069b18c5bfd40b0268 [2025-02-06 03:02:35,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 03:02:35,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 03:02:35,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 03:02:35,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 03:02:35,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 03:02:35,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322491d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35, skipping insertion in model container [2025-02-06 03:02:35,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 03:02:35,730 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_variablewrapping_normal_file-34.i[913,926] [2025-02-06 03:02:35,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 03:02:35,774 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 03:02:35,783 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_variablewrapping_normal_file-34.i[913,926] [2025-02-06 03:02:35,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 03:02:35,821 INFO L204 MainTranslator]: Completed translation [2025-02-06 03:02:35,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35 WrapperNode [2025-02-06 03:02:35,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 03:02:35,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 03:02:35,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 03:02:35,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 03:02:35,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,832 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,861 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2025-02-06 03:02:35,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 03:02:35,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 03:02:35,863 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 03:02:35,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 03:02:35,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,873 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,885 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 03:02:35,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,892 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 03:02:35,903 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 03:02:35,904 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 03:02:35,904 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 03:02:35,904 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (1/1) ... [2025-02-06 03:02:35,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 03:02:35,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 03:02:35,927 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 03:02:35,930 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 03:02:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 03:02:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 03:02:35,946 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 03:02:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 03:02:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 03:02:35,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 03:02:35,997 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 03:02:35,998 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 03:02:36,182 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-02-06 03:02:36,182 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 03:02:36,189 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 03:02:36,189 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 03:02:36,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 03:02:36 BoogieIcfgContainer [2025-02-06 03:02:36,189 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 03:02:36,191 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 03:02:36,191 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 03:02:36,194 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 03:02:36,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 03:02:35" (1/3) ... [2025-02-06 03:02:36,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7af53204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 03:02:36, skipping insertion in model container [2025-02-06 03:02:36,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:35" (2/3) ... [2025-02-06 03:02:36,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7af53204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 03:02:36, skipping insertion in model container [2025-02-06 03:02:36,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 03:02:36" (3/3) ... [2025-02-06 03:02:36,196 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-34.i [2025-02-06 03:02:36,205 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 03:02:36,206 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-34.i that has 2 procedures, 60 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 03:02:36,248 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 03:02:36,257 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;@3c15510e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 03:02:36,258 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 03:02:36,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-06 03:02:36,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-02-06 03:02:36,270 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 03:02:36,270 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:36,271 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 03:02:36,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 03:02:36,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1741941271, now seen corresponding path program 1 times [2025-02-06 03:02:36,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 03:02:36,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133598195] [2025-02-06 03:02:36,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 03:02:36,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 03:02:36,356 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-02-06 03:02:36,375 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-02-06 03:02:36,376 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 03:02:36,376 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 03:02:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-02-06 03:02:36,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 03:02:36,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133598195] [2025-02-06 03:02:36,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133598195] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 03:02:36,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399041887] [2025-02-06 03:02:36,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 03:02:36,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 03:02:36,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 03:02:36,517 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 03:02:36,518 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 03:02:36,592 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-02-06 03:02:36,644 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-02-06 03:02:36,644 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 03:02:36,644 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 03:02:36,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 03:02:36,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 03:02:36,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-02-06 03:02:36,670 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 03:02:36,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399041887] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 03:02:36,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 03:02:36,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-06 03:02:36,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781321153] [2025-02-06 03:02:36,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 03:02:36,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 03:02:36,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 03:02:36,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 03:02:36,717 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 03:02:36,718 INFO L87 Difference]: Start difference. First operand has 60 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-06 03:02:36,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 03:02:36,739 INFO L93 Difference]: Finished difference Result 114 states and 198 transitions. [2025-02-06 03:02:36,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 03:02:36,741 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2025-02-06 03:02:36,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 03:02:36,745 INFO L225 Difference]: With dead ends: 114 [2025-02-06 03:02:36,745 INFO L226 Difference]: Without dead ends: 57 [2025-02-06 03:02:36,747 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 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 03:02:36,749 INFO L435 NwaCegarLoop]: 85 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, 85 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 03:02:36,749 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 03:02:36,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2025-02-06 03:02:36,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2025-02-06 03:02:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-06 03:02:36,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 85 transitions. [2025-02-06 03:02:36,792 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 85 transitions. Word has length 141 [2025-02-06 03:02:36,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 03:02:36,792 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 85 transitions. [2025-02-06 03:02:36,792 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, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-06 03:02:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2025-02-06 03:02:36,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-02-06 03:02:36,795 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 03:02:36,795 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:36,802 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-06 03:02:36,999 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 03:02:36,999 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 03:02:36,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 03:02:37,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1661787240, now seen corresponding path program 1 times [2025-02-06 03:02:37,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 03:02:37,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253175268] [2025-02-06 03:02:37,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 03:02:37,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 03:02:37,018 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-02-06 03:02:37,119 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-02-06 03:02:37,119 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 03:02:37,119 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 03:02:38,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-02-06 03:02:38,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 03:02:38,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253175268] [2025-02-06 03:02:38,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253175268] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 03:02:38,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 03:02:38,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-02-06 03:02:38,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849408003] [2025-02-06 03:02:38,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 03:02:38,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-06 03:02:38,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 03:02:38,770 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-06 03:02:38,770 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-02-06 03:02:38,770 INFO L87 Difference]: Start difference. First operand 57 states and 85 transitions. Second operand has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-02-06 03:02:38,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 03:02:38,939 INFO L93 Difference]: Finished difference Result 97 states and 134 transitions. [2025-02-06 03:02:38,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-06 03:02:38,940 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 141 [2025-02-06 03:02:38,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 03:02:38,942 INFO L225 Difference]: With dead ends: 97 [2025-02-06 03:02:38,942 INFO L226 Difference]: Without dead ends: 95 [2025-02-06 03:02:38,942 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2025-02-06 03:02:38,943 INFO L435 NwaCegarLoop]: 77 mSDtfsCounter, 52 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 03:02:38,943 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 390 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 03:02:38,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2025-02-06 03:02:38,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 64. [2025-02-06 03:02:38,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-06 03:02:38,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 95 transitions. [2025-02-06 03:02:38,950 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 95 transitions. Word has length 141 [2025-02-06 03:02:38,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 03:02:38,951 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 95 transitions. [2025-02-06 03:02:38,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-02-06 03:02:38,951 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2025-02-06 03:02:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-02-06 03:02:38,952 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 03:02:38,952 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:38,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 03:02:38,953 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 03:02:38,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 03:02:38,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1745676375, now seen corresponding path program 1 times [2025-02-06 03:02:38,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 03:02:38,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512202839] [2025-02-06 03:02:38,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 03:02:38,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 03:02:38,972 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-02-06 03:02:38,984 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-02-06 03:02:38,985 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 03:02:38,985 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 03:02:39,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-02-06 03:02:39,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 03:02:39,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512202839] [2025-02-06 03:02:39,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512202839] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 03:02:39,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 03:02:39,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 03:02:39,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496465008] [2025-02-06 03:02:39,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 03:02:39,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 03:02:39,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 03:02:39,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 03:02:39,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 03:02:39,042 INFO L87 Difference]: Start difference. First operand 64 states and 95 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-06 03:02:39,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 03:02:39,127 INFO L93 Difference]: Finished difference Result 125 states and 187 transitions. [2025-02-06 03:02:39,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 03:02:39,128 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2025-02-06 03:02:39,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 03:02:39,129 INFO L225 Difference]: With dead ends: 125 [2025-02-06 03:02:39,129 INFO L226 Difference]: Without dead ends: 64 [2025-02-06 03:02:39,130 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 03:02:39,130 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 69 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 03:02:39,130 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 76 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 03:02:39,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2025-02-06 03:02:39,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2025-02-06 03:02:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 39 states have (on average 1.205128205128205) internal successors, (47), 39 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-06 03:02:39,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2025-02-06 03:02:39,137 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 141 [2025-02-06 03:02:39,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 03:02:39,137 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2025-02-06 03:02:39,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-06 03:02:39,137 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2025-02-06 03:02:39,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-02-06 03:02:39,138 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 03:02:39,138 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:39,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 03:02:39,139 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 03:02:39,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 03:02:39,139 INFO L85 PathProgramCache]: Analyzing trace with hash -890369721, now seen corresponding path program 1 times [2025-02-06 03:02:39,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 03:02:39,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461263339] [2025-02-06 03:02:39,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 03:02:39,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 03:02:39,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-02-06 03:02:39,184 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-02-06 03:02:39,184 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 03:02:39,184 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 03:02:39,184 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 03:02:39,190 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-02-06 03:02:39,231 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-02-06 03:02:39,231 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 03:02:39,231 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 03:02:39,261 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 03:02:39,261 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 03:02:39,262 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 03:02:39,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 03:02:39,265 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-06 03:02:39,348 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 03:02:39,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 03:02:39 BoogieIcfgContainer [2025-02-06 03:02:39,354 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 03:02:39,355 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 03:02:39,355 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 03:02:39,355 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 03:02:39,356 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 03:02:36" (3/4) ... [2025-02-06 03:02:39,357 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 03:02:39,358 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 03:02:39,359 INFO L158 Benchmark]: Toolchain (without parser) took 3822.47ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 107.8MB in the beginning and 159.4MB in the end (delta: -51.6MB). Peak memory consumption was 141.0MB. Max. memory is 16.1GB. [2025-02-06 03:02:39,359 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 201.3MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 03:02:39,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.78ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 94.6MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 03:02:39,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.64ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 92.6MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 03:02:39,360 INFO L158 Benchmark]: Boogie Preprocessor took 39.64ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 89.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 03:02:39,361 INFO L158 Benchmark]: IcfgBuilder took 285.95ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 73.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 03:02:39,361 INFO L158 Benchmark]: TraceAbstraction took 3163.31ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 72.2MB in the beginning and 159.5MB in the end (delta: -87.3MB). Peak memory consumption was 107.4MB. Max. memory is 16.1GB. [2025-02-06 03:02:39,361 INFO L158 Benchmark]: Witness Printer took 3.55ms. Allocated memory is still 335.5MB. Free memory was 159.5MB in the beginning and 159.4MB in the end (delta: 106.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 03:02:39,362 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 201.3MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.78ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 94.6MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.64ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 92.6MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.64ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 89.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 285.95ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 73.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3163.31ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 72.2MB in the beginning and 159.5MB in the end (delta: -87.3MB). Peak memory consumption was 107.4MB. Max. memory is 16.1GB. * Witness Printer took 3.55ms. Allocated memory is still 335.5MB. Free memory was 159.5MB in the beginning and 159.4MB in the end (delta: 106.2kB). 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 someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 47. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 16.6; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 1; [L25] double var_1_4 = 10.6; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_7 = 1; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_9 = 0; [L30] signed char var_1_10 = 10; [L31] unsigned char var_1_11 = 100; [L32] unsigned char var_1_12 = 64; [L33] unsigned char var_1_13 = 100; [L34] signed char var_1_14 = -4; [L35] signed char var_1_15 = 32; [L36] signed char var_1_16 = 4; [L37] signed char var_1_17 = 64; [L38] unsigned char last_1_var_1_5 = 0; VAL [isInitial=0, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=1, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L103] last_1_var_1_5 = var_1_5 VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=1, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L113] RET updateLastVariables() [L114] CALL updateVariables() [L66] var_1_2 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L67] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L68] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L68] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L69] var_1_3 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L70] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L71] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L71] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L72] var_1_4 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L73] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L74] var_1_7 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L75] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L76] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L77] var_1_8 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L78] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L79] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L81] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L82] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L82] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L83] var_1_11 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L84] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L85] CALL assume_abort_if_not(var_1_11 <= 128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L85] RET assume_abort_if_not(var_1_11 <= 128) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L86] var_1_12 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_12 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L87] RET assume_abort_if_not(var_1_12 >= 64) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L88] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L88] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L89] var_1_13 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L92] var_1_14 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L93] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L94] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L95] var_1_15 = __VERIFIER_nondet_char() [L96] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L96] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L97] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L98] var_1_16 = __VERIFIER_nondet_char() [L99] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L99] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L100] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L100] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L114] RET updateVariables() [L115] CALL step() [L42] COND FALSE !(\read(last_1_var_1_5)) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L47] COND FALSE !(var_1_1 >= (- (var_1_4 * var_1_1))) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L50] COND TRUE var_1_3 || (256 >= (var_1_17 + 4)) [L51] var_1_5 = ((var_1_2 || var_1_3) || var_1_7) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L55] signed long int stepLocal_1 = (var_1_11 + var_1_12) - ((((var_1_13) < (1)) ? (var_1_13) : (1))); [L56] signed char stepLocal_0 = var_1_17; VAL [isInitial=1, last_1_var_1_5=0, stepLocal_0=64, stepLocal_1=191, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L57] COND FALSE !(-10 >= stepLocal_0) VAL [isInitial=1, last_1_var_1_5=0, stepLocal_1=191, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L115] RET step() [L116] CALL, EXPR property() [L106-L107] return (((last_1_var_1_5 ? (last_1_var_1_5 ? (var_1_1 == ((double) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) : 1) && ((var_1_3 || (256 >= (var_1_17 + 4))) ? (var_1_5 == ((unsigned char) ((var_1_2 || var_1_3) || var_1_7))) : (var_1_5 == ((unsigned char) (! (! (var_1_8 || var_1_9))))))) && ((-10 >= var_1_17) ? ((((var_1_11 + var_1_12) - ((((var_1_13) < (1)) ? (var_1_13) : (1)))) > (~ var_1_17)) ? (var_1_10 == ((signed char) (var_1_14 + var_1_15))) : (var_1_10 == ((signed char) var_1_16))) : 1)) && ((var_1_1 >= (- (var_1_4 * var_1_1))) ? (var_1_17 == ((signed char) var_1_15)) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=128, var_1_12=64, var_1_13=127, var_1_14=62, var_1_15=-63, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 121 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 121 mSDsluCounter, 551 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 313 mSDsCounter, 92 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 92 mSolverCounterUnsat, 238 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=2, InterpolantAutomatonStates: 14, 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, 3 MinimizatonAttempts, 31 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 705 NumberOfCodeBlocks, 705 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 560 ConstructedInterpolants, 0 QuantifiedInterpolants, 787 SizeOfPredicates, 0 NumberOfNonLiveVariables, 311 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 4004/4048 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 03:02:39,380 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_variablewrapping_normal_file-34.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 d207a3be96e10d809a418ec7cf022785a69a037a0643326467989b76bfc83d98 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 03:02:41,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 03:02:41,490 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-06 03:02:41,495 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 03:02:41,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 03:02:41,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 03:02:41,523 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 03:02:41,523 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 03:02:41,523 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 03:02:41,523 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 03:02:41,524 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 03:02:41,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 03:02:41,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 03:02:41,524 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 03:02:41,524 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 03:02:41,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 03:02:41,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 03:02:41,525 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 03:02:41,525 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 03:02:41,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 03:02:41,527 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 03:02:41,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 03:02:41,527 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 03:02:41,527 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 -> d207a3be96e10d809a418ec7cf022785a69a037a0643326467989b76bfc83d98 [2025-02-06 03:02:41,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 03:02:41,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 03:02:41,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 03:02:41,821 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 03:02:41,821 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 03:02:41,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i [2025-02-06 03:02:43,029 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c881c0653/f9fbace1acda4330b88a66b53aaff391/FLAGa72f38918 [2025-02-06 03:02:43,226 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 03:02:43,228 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-34.i [2025-02-06 03:02:43,235 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c881c0653/f9fbace1acda4330b88a66b53aaff391/FLAGa72f38918 [2025-02-06 03:02:43,598 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c881c0653/f9fbace1acda4330b88a66b53aaff391 [2025-02-06 03:02:43,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 03:02:43,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 03:02:43,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 03:02:43,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 03:02:43,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 03:02:43,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ed4fe19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43, skipping insertion in model container [2025-02-06 03:02:43,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,616 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 03:02:43,710 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_variablewrapping_normal_file-34.i[913,926] [2025-02-06 03:02:43,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 03:02:43,771 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 03:02:43,780 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_variablewrapping_normal_file-34.i[913,926] [2025-02-06 03:02:43,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 03:02:43,822 INFO L204 MainTranslator]: Completed translation [2025-02-06 03:02:43,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43 WrapperNode [2025-02-06 03:02:43,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 03:02:43,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 03:02:43,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 03:02:43,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 03:02:43,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,848 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,867 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 122 [2025-02-06 03:02:43,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 03:02:43,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 03:02:43,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 03:02:43,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 03:02:43,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,881 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,898 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 03:02:43,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,906 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,907 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,909 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 03:02:43,911 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 03:02:43,911 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 03:02:43,911 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 03:02:43,912 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (1/1) ... [2025-02-06 03:02:43,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 03:02:43,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 03:02:43,944 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 03:02:43,951 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 03:02:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 03:02:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-06 03:02:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 03:02:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 03:02:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 03:02:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 03:02:44,024 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 03:02:44,027 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 03:02:50,204 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-02-06 03:02:50,204 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 03:02:50,211 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 03:02:50,211 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 03:02:50,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 03:02:50 BoogieIcfgContainer [2025-02-06 03:02:50,212 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 03:02:50,213 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 03:02:50,213 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 03:02:50,217 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 03:02:50,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 03:02:43" (1/3) ... [2025-02-06 03:02:50,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cef8db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 03:02:50, skipping insertion in model container [2025-02-06 03:02:50,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 03:02:43" (2/3) ... [2025-02-06 03:02:50,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cef8db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 03:02:50, skipping insertion in model container [2025-02-06 03:02:50,218 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 03:02:50" (3/3) ... [2025-02-06 03:02:50,218 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-34.i [2025-02-06 03:02:50,228 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 03:02:50,229 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-34.i that has 2 procedures, 60 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 03:02:50,274 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 03:02:50,282 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;@2c490124, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 03:02:50,282 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 03:02:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-06 03:02:50,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-02-06 03:02:50,291 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 03:02:50,292 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:50,292 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 03:02:50,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 03:02:50,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1741941271, now seen corresponding path program 1 times [2025-02-06 03:02:50,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 03:02:50,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1854981332] [2025-02-06 03:02:50,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 03:02:50,303 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 03:02:50,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 03:02:50,305 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 03:02:50,307 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 03:02:50,366 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-02-06 03:02:50,569 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-02-06 03:02:50,569 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 03:02:50,569 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 03:02:50,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 03:02:50,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 03:02:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2025-02-06 03:02:50,620 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 03:02:50,620 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 03:02:50,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1854981332] [2025-02-06 03:02:50,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1854981332] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 03:02:50,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 03:02:50,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 03:02:50,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123267810] [2025-02-06 03:02:50,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 03:02:50,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 03:02:50,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 03:02:50,637 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 03:02:50,637 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 03:02:50,639 INFO L87 Difference]: Start difference. First operand has 60 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-06 03:02:50,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 03:02:50,654 INFO L93 Difference]: Finished difference Result 114 states and 198 transitions. [2025-02-06 03:02:50,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 03:02:50,655 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2025-02-06 03:02:50,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 03:02:50,659 INFO L225 Difference]: With dead ends: 114 [2025-02-06 03:02:50,659 INFO L226 Difference]: Without dead ends: 57 [2025-02-06 03:02:50,661 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 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 03:02:50,663 INFO L435 NwaCegarLoop]: 84 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, 84 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 03:02:50,663 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 03:02:50,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2025-02-06 03:02:50,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2025-02-06 03:02:50,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 32 states have (on average 1.1875) internal successors, (38), 32 states have internal predecessors, (38), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-06 03:02:50,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 84 transitions. [2025-02-06 03:02:50,699 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 84 transitions. Word has length 141 [2025-02-06 03:02:50,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 03:02:50,699 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 84 transitions. [2025-02-06 03:02:50,699 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-06 03:02:50,699 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2025-02-06 03:02:50,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-02-06 03:02:50,701 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 03:02:50,701 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:02:50,711 INFO L540 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)] Forceful destruction successful, exit code 0 [2025-02-06 03:02:50,906 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 03:02:50,907 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 03:02:50,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 03:02:50,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1661787240, now seen corresponding path program 1 times [2025-02-06 03:02:50,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 03:02:50,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1618637282] [2025-02-06 03:02:50,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 03:02:50,908 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 03:02:50,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 03:02:50,910 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 03:02:50,912 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 03:02:50,963 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-02-06 03:02:51,177 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-02-06 03:02:51,178 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 03:02:51,178 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 03:02:51,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-02-06 03:02:51,201 INFO L279 TraceCheckSpWp]: Computing forward predicates...