./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-22.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_fillercode_fillercodestructure_normal_file-22.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 6ea08dc62acc30bf27bdbe344366e1e3ed766f07a4fc179eccedd3ea159fdcb7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 00:08:17,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 00:08:17,838 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-06 00:08:17,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 00:08:17,848 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 00:08:17,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 00:08:17,880 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 00:08:17,880 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 00:08:17,881 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 00:08:17,881 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 00:08:17,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 00:08:17,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 00:08:17,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 00:08:17,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 00:08:17,883 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 00:08:17,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 00:08:17,883 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 00:08:17,884 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 00:08:17,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 00:08:17,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 00:08:17,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 00:08:17,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 00:08:17,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 00:08:17,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 00:08:17,884 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 00:08:17,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 00:08:17,885 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 00:08:17,885 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 00:08:17,885 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 00:08:17,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 00:08:17,885 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 00:08:17,885 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 00:08:17,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 00:08:17,886 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 00:08:17,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 00:08:17,886 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 00:08:17,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 00:08:17,887 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 00:08:17,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 00:08:17,887 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 00:08:17,887 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 00:08:17,887 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 00:08:17,887 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 00:08:17,887 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 -> 6ea08dc62acc30bf27bdbe344366e1e3ed766f07a4fc179eccedd3ea159fdcb7 [2025-02-06 00:08:18,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 00:08:18,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 00:08:18,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 00:08:18,205 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 00:08:18,205 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 00:08:18,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-22.i [2025-02-06 00:08:19,544 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0eec1c32c/ca833e2d05e5479bbabed5d340afefa0/FLAGfcff6b691 [2025-02-06 00:08:19,813 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 00:08:19,814 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-22.i [2025-02-06 00:08:19,821 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0eec1c32c/ca833e2d05e5479bbabed5d340afefa0/FLAGfcff6b691 [2025-02-06 00:08:19,833 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0eec1c32c/ca833e2d05e5479bbabed5d340afefa0 [2025-02-06 00:08:19,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 00:08:19,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 00:08:19,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 00:08:19,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 00:08:19,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 00:08:19,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:08:19" (1/1) ... [2025-02-06 00:08:19,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f6d109e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:19, skipping insertion in model container [2025-02-06 00:08:19,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:08:19" (1/1) ... [2025-02-06 00:08:19,865 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 00:08:20,002 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_fillercode_fillercodestructure_normal_file-22.i[913,926] [2025-02-06 00:08:20,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 00:08:20,072 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 00:08:20,082 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_fillercode_fillercodestructure_normal_file-22.i[913,926] [2025-02-06 00:08:20,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 00:08:20,123 INFO L204 MainTranslator]: Completed translation [2025-02-06 00:08:20,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20 WrapperNode [2025-02-06 00:08:20,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 00:08:20,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 00:08:20,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 00:08:20,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 00:08:20,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,195 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2025-02-06 00:08:20,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 00:08:20,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 00:08:20,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 00:08:20,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 00:08:20,205 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,208 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,231 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 00:08:20,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,249 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,252 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,258 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 00:08:20,266 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 00:08:20,266 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 00:08:20,266 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 00:08:20,268 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (1/1) ... [2025-02-06 00:08:20,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 00:08:20,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 00:08:20,302 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 00:08:20,304 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 00:08:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 00:08:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 00:08:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 00:08:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 00:08:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 00:08:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 00:08:20,400 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 00:08:20,402 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 00:08:20,771 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L129: havoc property_#t~bitwise18#1;havoc property_#t~short19#1; [2025-02-06 00:08:20,809 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-02-06 00:08:20,809 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 00:08:20,825 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 00:08:20,827 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 00:08:20,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:08:20 BoogieIcfgContainer [2025-02-06 00:08:20,828 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 00:08:20,833 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 00:08:20,833 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 00:08:20,837 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 00:08:20,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 12:08:19" (1/3) ... [2025-02-06 00:08:20,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60d88b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:08:20, skipping insertion in model container [2025-02-06 00:08:20,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:20" (2/3) ... [2025-02-06 00:08:20,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60d88b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:08:20, skipping insertion in model container [2025-02-06 00:08:20,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:08:20" (3/3) ... [2025-02-06 00:08:20,839 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-22.i [2025-02-06 00:08:20,854 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 00:08:20,855 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_normal_file-22.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 00:08:20,924 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 00:08:20,940 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;@6e6762ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 00:08:20,940 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 00:08:20,947 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 46 states have (on average 1.326086956521739) internal successors, (61), 47 states have internal predecessors, (61), 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 00:08:20,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-02-06 00:08:20,960 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:08:20,961 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:08:20,962 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:08:20,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:08:20,968 INFO L85 PathProgramCache]: Analyzing trace with hash 682162635, now seen corresponding path program 1 times [2025-02-06 00:08:20,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 00:08:20,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141822586] [2025-02-06 00:08:20,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:20,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 00:08:21,082 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-06 00:08:21,104 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-06 00:08:21,104 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:21,105 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:08:21,311 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 00:08:21,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 00:08:21,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141822586] [2025-02-06 00:08:21,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141822586] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 00:08:21,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597979651] [2025-02-06 00:08:21,317 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:21,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 00:08:21,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 00:08:21,319 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 00:08:21,332 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 00:08:21,412 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-06 00:08:21,512 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-06 00:08:21,512 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:21,512 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:08:21,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 00:08:21,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:08:21,565 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 00:08:21,565 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 00:08:21,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597979651] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 00:08:21,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 00:08:21,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-06 00:08:21,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510196349] [2025-02-06 00:08:21,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 00:08:21,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 00:08:21,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 00:08:21,600 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 00:08:21,600 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 00:08:21,602 INFO L87 Difference]: Start difference. First operand has 72 states, 46 states have (on average 1.326086956521739) internal successors, (61), 47 states have internal predecessors, (61), 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 20.5) internal successors, (41), 2 states have internal predecessors, (41), 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 00:08:21,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 00:08:21,628 INFO L93 Difference]: Finished difference Result 138 states and 232 transitions. [2025-02-06 00:08:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 00:08:21,630 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 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 151 [2025-02-06 00:08:21,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 00:08:21,637 INFO L225 Difference]: With dead ends: 138 [2025-02-06 00:08:21,637 INFO L226 Difference]: Without dead ends: 69 [2025-02-06 00:08:21,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 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 00:08:21,642 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 00:08:21,643 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 00:08:21,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-02-06 00:08:21,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2025-02-06 00:08:21,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 44 states have (on average 1.25) internal successors, (55), 44 states have internal predecessors, (55), 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 00:08:21,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 101 transitions. [2025-02-06 00:08:21,678 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 101 transitions. Word has length 151 [2025-02-06 00:08:21,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 00:08:21,679 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 101 transitions. [2025-02-06 00:08:21,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 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 00:08:21,681 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2025-02-06 00:08:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-02-06 00:08:21,683 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:08:21,684 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:08:21,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-06 00:08:21,888 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 00:08:21,889 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:08:21,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:08:21,894 INFO L85 PathProgramCache]: Analyzing trace with hash 473576717, now seen corresponding path program 1 times [2025-02-06 00:08:21,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 00:08:21,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608914882] [2025-02-06 00:08:21,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:21,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 00:08:21,940 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-06 00:08:22,066 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-06 00:08:22,067 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:22,068 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:08:22,548 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 00:08:22,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 00:08:22,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608914882] [2025-02-06 00:08:22,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608914882] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 00:08:22,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 00:08:22,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 00:08:22,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114371984] [2025-02-06 00:08:22,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 00:08:22,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 00:08:22,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 00:08:22,552 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 00:08:22,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 00:08:22,554 INFO L87 Difference]: Start difference. First operand 69 states and 101 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 00:08:22,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 00:08:22,751 INFO L93 Difference]: Finished difference Result 135 states and 199 transitions. [2025-02-06 00:08:22,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 00:08:22,754 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 151 [2025-02-06 00:08:22,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 00:08:22,756 INFO L225 Difference]: With dead ends: 135 [2025-02-06 00:08:22,756 INFO L226 Difference]: Without dead ends: 69 [2025-02-06 00:08:22,759 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 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 00:08:22,761 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 88 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 00:08:22,761 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 94 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 00:08:22,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-02-06 00:08:22,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2025-02-06 00:08:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 states have internal predecessors, (54), 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 00:08:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 100 transitions. [2025-02-06 00:08:22,780 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 100 transitions. Word has length 151 [2025-02-06 00:08:22,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 00:08:22,781 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 100 transitions. [2025-02-06 00:08:22,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 00:08:22,781 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions. [2025-02-06 00:08:22,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-02-06 00:08:22,787 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:08:22,787 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:08:22,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 00:08:22,787 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:08:22,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:08:22,789 INFO L85 PathProgramCache]: Analyzing trace with hash -523495636, now seen corresponding path program 1 times [2025-02-06 00:08:22,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 00:08:22,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496650763] [2025-02-06 00:08:22,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:22,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 00:08:22,805 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-06 00:08:22,913 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-06 00:08:22,913 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:22,913 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:08:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2025-02-06 00:08:23,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 00:08:23,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496650763] [2025-02-06 00:08:23,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496650763] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 00:08:23,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602548211] [2025-02-06 00:08:23,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:23,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 00:08:23,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 00:08:23,367 INFO L229 MonitoredProcess]: Starting monitored process 3 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 00:08:23,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-06 00:08:23,443 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-06 00:08:23,503 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-06 00:08:23,504 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:23,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:08:23,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-02-06 00:08:23,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:08:24,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 651 proven. 66 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2025-02-06 00:08:24,083 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 00:08:24,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 60 proven. 69 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2025-02-06 00:08:24,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [602548211] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 00:08:24,587 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 00:08:24,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 20 [2025-02-06 00:08:24,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017778051] [2025-02-06 00:08:24,588 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 00:08:24,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-02-06 00:08:24,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 00:08:24,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-02-06 00:08:24,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2025-02-06 00:08:24,594 INFO L87 Difference]: Start difference. First operand 69 states and 100 transitions. Second operand has 20 states, 20 states have (on average 5.3) internal successors, (106), 20 states have internal predecessors, (106), 7 states have call successors, (63), 3 states have call predecessors, (63), 7 states have return successors, (64), 7 states have call predecessors, (64), 7 states have call successors, (64) [2025-02-06 00:08:25,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 00:08:25,853 INFO L93 Difference]: Finished difference Result 232 states and 320 transitions. [2025-02-06 00:08:25,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2025-02-06 00:08:25,853 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.3) internal successors, (106), 20 states have internal predecessors, (106), 7 states have call successors, (63), 3 states have call predecessors, (63), 7 states have return successors, (64), 7 states have call predecessors, (64), 7 states have call successors, (64) Word has length 151 [2025-02-06 00:08:25,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 00:08:25,856 INFO L225 Difference]: With dead ends: 232 [2025-02-06 00:08:25,856 INFO L226 Difference]: Without dead ends: 166 [2025-02-06 00:08:25,858 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=503, Invalid=1659, Unknown=0, NotChecked=0, Total=2162 [2025-02-06 00:08:25,858 INFO L435 NwaCegarLoop]: 63 mSDtfsCounter, 275 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-02-06 00:08:25,859 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 372 Invalid, 709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-02-06 00:08:25,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2025-02-06 00:08:25,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 140. [2025-02-06 00:08:25,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 86 states have (on average 1.1395348837209303) internal successors, (98), 86 states have internal predecessors, (98), 46 states have call successors, (46), 7 states have call predecessors, (46), 7 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2025-02-06 00:08:25,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 190 transitions. [2025-02-06 00:08:25,895 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 190 transitions. Word has length 151 [2025-02-06 00:08:25,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 00:08:25,897 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 190 transitions. [2025-02-06 00:08:25,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.3) internal successors, (106), 20 states have internal predecessors, (106), 7 states have call successors, (63), 3 states have call predecessors, (63), 7 states have return successors, (64), 7 states have call predecessors, (64), 7 states have call successors, (64) [2025-02-06 00:08:25,897 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2025-02-06 00:08:25,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-02-06 00:08:25,900 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:08:25,901 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:08:25,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-02-06 00:08:26,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 00:08:26,102 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:08:26,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:08:26,103 INFO L85 PathProgramCache]: Analyzing trace with hash 167065838, now seen corresponding path program 1 times [2025-02-06 00:08:26,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 00:08:26,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714781163] [2025-02-06 00:08:26,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:26,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 00:08:26,118 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-06 00:08:26,244 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-06 00:08:26,245 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:26,245 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 00:08:26,245 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 00:08:26,252 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-06 00:08:26,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-06 00:08:26,331 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:26,332 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 00:08:26,401 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 00:08:26,401 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 00:08:26,402 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 00:08:26,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 00:08:26,406 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-06 00:08:26,518 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 00:08:26,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 12:08:26 BoogieIcfgContainer [2025-02-06 00:08:26,524 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 00:08:26,524 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 00:08:26,524 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 00:08:26,525 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 00:08:26,526 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:08:20" (3/4) ... [2025-02-06 00:08:26,528 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 00:08:26,528 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 00:08:26,530 INFO L158 Benchmark]: Toolchain (without parser) took 6692.91ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 112.8MB in the beginning and 104.8MB in the end (delta: 8.1MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2025-02-06 00:08:26,530 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 201.3MB. Free memory is still 123.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 00:08:26,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.38ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 98.1MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 00:08:26,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.82ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 94.0MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 00:08:26,531 INFO L158 Benchmark]: Boogie Preprocessor took 67.97ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 87.8MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 00:08:26,532 INFO L158 Benchmark]: IcfgBuilder took 561.90ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 64.6MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-06 00:08:26,532 INFO L158 Benchmark]: TraceAbstraction took 5691.11ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 64.1MB in the beginning and 104.8MB in the end (delta: -40.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 00:08:26,532 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 176.2MB. Free memory was 104.8MB in the beginning and 104.8MB in the end (delta: 19.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 00:08:26,534 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 201.3MB. Free memory is still 123.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.38ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 98.1MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.82ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 94.0MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 67.97ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 87.8MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 561.90ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 64.6MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5691.11ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 64.1MB in the beginning and 104.8MB in the end (delta: -40.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 176.2MB. Free memory was 104.8MB in the beginning and 104.8MB in the end (delta: 19.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] unsigned short int var_1_4 = 256; [L24] unsigned short int var_1_6 = 10000; [L25] unsigned short int var_1_7 = 10000; [L26] unsigned short int var_1_8 = 128; [L27] unsigned short int var_1_9 = 8; [L28] unsigned char var_1_10 = 100; [L29] unsigned char var_1_11 = 64; [L30] unsigned char var_1_12 = 16; [L31] unsigned short int var_1_13 = 256; [L32] unsigned short int var_1_17 = 4; [L33] double var_1_18 = 64.2; [L34] unsigned short int var_1_19 = 53045; [L35] double var_1_20 = 1.75; [L36] double var_1_21 = 50.35; [L37] double var_1_22 = 5.5; [L38] double var_1_23 = 7.125; [L39] unsigned long int var_1_24 = 50; [L40] unsigned long int var_1_25 = 1907531378; [L41] unsigned long int var_1_26 = 8; [L42] unsigned char var_1_27 = 0; [L43] unsigned long int last_1_var_1_24 = 50; [L44] unsigned char last_1_var_1_27 = 0; VAL [isInitial=0, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L133] isInitial = 1 [L134] FCALL initially() [L135] COND TRUE 1 [L136] CALL updateLastVariables() [L125] last_1_var_1_24 = var_1_24 [L126] last_1_var_1_27 = var_1_27 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L136] RET updateLastVariables() [L137] CALL updateVariables() [L87] var_1_4 = __VERIFIER_nondet_ushort() [L88] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L88] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L89] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L89] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L90] var_1_6 = __VERIFIER_nondet_ushort() [L91] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L91] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L92] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L92] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=10000, var_1_8=128, var_1_9=8] [L93] var_1_7 = __VERIFIER_nondet_ushort() [L94] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L94] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L95] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L95] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=128, var_1_9=8] [L96] var_1_8 = __VERIFIER_nondet_ushort() [L97] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_9=8] [L97] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_9=8] [L98] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=8] [L98] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=8] [L99] var_1_9 = __VERIFIER_nondet_ushort() [L100] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383] [L100] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383] [L101] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L101] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L102] var_1_11 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L103] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L104] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L104] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L105] var_1_12 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L106] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L107] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L107] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L108] var_1_18 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L109] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L110] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L110] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L111] var_1_19 = __VERIFIER_nondet_ushort() [L112] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L112] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L113] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L113] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L114] var_1_21 = __VERIFIER_nondet_double() [L115] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L115] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L116] var_1_22 = __VERIFIER_nondet_double() [L117] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L117] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L118] var_1_23 = __VERIFIER_nondet_double() [L119] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L119] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L120] var_1_25 = __VERIFIER_nondet_ulong() [L121] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L121] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L122] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L122] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L137] RET updateVariables() [L138] CALL step() [L48] COND FALSE !(\read(last_1_var_1_27)) [L51] var_1_20 = var_1_22 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L53] COND TRUE (- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22))) [L54] var_1_27 = 0 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L56] EXPR var_1_8 << var_1_4 VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L56] COND TRUE var_1_9 < (var_1_8 << var_1_4) [L57] var_1_10 = (var_1_11 + var_1_12) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L61] unsigned char stepLocal_0 = var_1_27; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=256, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L62] COND TRUE (var_1_10 <= var_1_10) || stepLocal_0 [L63] var_1_13 = ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L67] unsigned short int stepLocal_1 = var_1_7; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_1=16383, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=50, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L68] COND FALSE !(stepLocal_1 == last_1_var_1_24) [L71] var_1_24 = (var_1_10 + (var_1_25 - var_1_11)) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-2147483641, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L73] signed long int stepLocal_2 = var_1_19 - var_1_7; VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, stepLocal_2=49151, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-2147483641, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L74] COND FALSE !(var_1_10 > stepLocal_2) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=4, var_1_19=-1074135042, var_1_1=128, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-2147483641, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L77] COND TRUE var_1_20 < var_1_20 [L78] var_1_1 = ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=4, var_1_19=-1074135042, var_1_1=135, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-2147483641, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L82] COND TRUE (var_1_20 / var_1_18) > var_1_20 [L83] var_1_17 = ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=49143, var_1_19=-1074135042, var_1_1=135, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-2147483641, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L138] RET step() [L139] CALL, EXPR property() [L129] EXPR ((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=49143, var_1_19=-1074135042, var_1_1=135, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-2147483641, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L129-L130] return ((((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_10 <= var_1_10) || var_1_27) ? (var_1_13 == ((unsigned short int) ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))))) : (var_1_13 == ((unsigned short int) var_1_10)))) && (((var_1_20 / var_1_18) > var_1_20) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7))) : 1)) && (last_1_var_1_27 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == last_1_var_1_24) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_10 + (var_1_25 - var_1_11)))))) && ((var_1_10 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_10)) : 1)) && (((- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [L139] RET, EXPR property() [L139] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=49143, var_1_19=-1074135042, var_1_1=135, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-2147483641, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] [L19] reach_error() VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=135, var_1_11=127, var_1_12=8, var_1_13=135, var_1_17=49143, var_1_19=-1074135042, var_1_1=135, var_1_20=1907531383, var_1_22=1907531383, var_1_24=-2147483641, var_1_25=-2147483649, var_1_26=8, var_1_27=0, var_1_4=0, var_1_6=8191, var_1_7=16383, var_1_8=16383, var_1_9=16382] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 369 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 363 mSDsluCounter, 565 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 309 mSDsCounter, 286 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 502 IncrementalHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 286 mSolverCounterUnsat, 256 mSDtfsCounter, 502 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 496 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=140occurred in iteration=3, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 26 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 906 NumberOfCodeBlocks, 906 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 900 ConstructedInterpolants, 0 QuantifiedInterpolants, 2894 SizeOfPredicates, 4 NumberOfNonLiveVariables, 688 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 5839/6072 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 00:08:26,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-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_fillercode_fillercodestructure_normal_file-22.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 6ea08dc62acc30bf27bdbe344366e1e3ed766f07a4fc179eccedd3ea159fdcb7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 00:08:28,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 00:08:29,057 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-06 00:08:29,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 00:08:29,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 00:08:29,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 00:08:29,104 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 00:08:29,104 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 00:08:29,105 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 00:08:29,105 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 00:08:29,105 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 00:08:29,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 00:08:29,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 00:08:29,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 00:08:29,107 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 00:08:29,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 00:08:29,108 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 00:08:29,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 00:08:29,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 00:08:29,109 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 00:08:29,111 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 00:08:29,111 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 -> 6ea08dc62acc30bf27bdbe344366e1e3ed766f07a4fc179eccedd3ea159fdcb7 [2025-02-06 00:08:29,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 00:08:29,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 00:08:29,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 00:08:29,441 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 00:08:29,441 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 00:08:29,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-22.i [2025-02-06 00:08:30,795 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0519481d/85da2d6994d24814a60c56075126b43b/FLAG7379025dd [2025-02-06 00:08:31,054 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 00:08:31,055 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-22.i [2025-02-06 00:08:31,064 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0519481d/85da2d6994d24814a60c56075126b43b/FLAG7379025dd [2025-02-06 00:08:31,088 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0519481d/85da2d6994d24814a60c56075126b43b [2025-02-06 00:08:31,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 00:08:31,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 00:08:31,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 00:08:31,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 00:08:31,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 00:08:31,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e76219d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31, skipping insertion in model container [2025-02-06 00:08:31,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,125 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 00:08:31,268 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_fillercode_fillercodestructure_normal_file-22.i[913,926] [2025-02-06 00:08:31,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 00:08:31,365 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 00:08:31,376 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_fillercode_fillercodestructure_normal_file-22.i[913,926] [2025-02-06 00:08:31,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 00:08:31,442 INFO L204 MainTranslator]: Completed translation [2025-02-06 00:08:31,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31 WrapperNode [2025-02-06 00:08:31,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 00:08:31,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 00:08:31,444 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 00:08:31,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 00:08:31,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,504 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2025-02-06 00:08:31,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 00:08:31,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 00:08:31,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 00:08:31,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 00:08:31,517 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,527 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,550 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 00:08:31,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,567 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 00:08:31,576 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 00:08:31,579 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 00:08:31,580 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 00:08:31,581 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (1/1) ... [2025-02-06 00:08:31,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 00:08:31,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 00:08:31,617 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 00:08:31,624 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 00:08:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 00:08:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-06 00:08:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 00:08:31,645 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 00:08:31,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 00:08:31,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 00:08:31,740 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 00:08:31,744 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 00:08:45,499 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2025-02-06 00:08:45,500 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 00:08:45,509 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 00:08:45,511 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 00:08:45,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:08:45 BoogieIcfgContainer [2025-02-06 00:08:45,511 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 00:08:45,514 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 00:08:45,514 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 00:08:45,519 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 00:08:45,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 12:08:31" (1/3) ... [2025-02-06 00:08:45,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49fe5e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:08:45, skipping insertion in model container [2025-02-06 00:08:45,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:08:31" (2/3) ... [2025-02-06 00:08:45,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49fe5e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:08:45, skipping insertion in model container [2025-02-06 00:08:45,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:08:45" (3/3) ... [2025-02-06 00:08:45,521 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-22.i [2025-02-06 00:08:45,535 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 00:08:45,537 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_normal_file-22.i that has 2 procedures, 65 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 00:08:45,598 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 00:08:45,610 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;@26adad76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 00:08:45,611 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 00:08:45,617 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 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 00:08:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-02-06 00:08:45,629 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:08:45,630 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, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:08:45,631 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:08:45,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:08:45,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1884809346, now seen corresponding path program 1 times [2025-02-06 00:08:45,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 00:08:45,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [517871231] [2025-02-06 00:08:45,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:45,646 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 00:08:45,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 00:08:45,649 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 00:08:45,650 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 00:08:45,743 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-06 00:08:46,531 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-06 00:08:46,532 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:46,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:08:46,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 00:08:46,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:08:46,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2025-02-06 00:08:46,621 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 00:08:46,624 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 00:08:46,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [517871231] [2025-02-06 00:08:46,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [517871231] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 00:08:46,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 00:08:46,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 00:08:46,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717240342] [2025-02-06 00:08:46,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 00:08:46,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 00:08:46,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 00:08:46,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 00:08:46,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 00:08:46,652 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 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 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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 00:08:46,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 00:08:46,676 INFO L93 Difference]: Finished difference Result 124 states and 212 transitions. [2025-02-06 00:08:46,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 00:08:46,679 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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 148 [2025-02-06 00:08:46,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 00:08:46,688 INFO L225 Difference]: With dead ends: 124 [2025-02-06 00:08:46,688 INFO L226 Difference]: Without dead ends: 62 [2025-02-06 00:08:46,692 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 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 00:08:46,695 INFO L435 NwaCegarLoop]: 90 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, 90 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 00:08:46,698 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 00:08:46,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-02-06 00:08:46,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-02-06 00:08:46,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 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 00:08:46,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 90 transitions. [2025-02-06 00:08:46,749 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 90 transitions. Word has length 148 [2025-02-06 00:08:46,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 00:08:46,751 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 90 transitions. [2025-02-06 00:08:46,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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 00:08:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2025-02-06 00:08:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-02-06 00:08:46,755 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:08:46,756 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, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:08:46,784 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-02-06 00:08:46,957 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 00:08:46,957 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:08:46,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:08:46,958 INFO L85 PathProgramCache]: Analyzing trace with hash -191459778, now seen corresponding path program 1 times [2025-02-06 00:08:46,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 00:08:46,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1899378865] [2025-02-06 00:08:46,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:46,959 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 00:08:46,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 00:08:46,962 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 00:08:46,963 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 00:08:47,043 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-06 00:08:47,874 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-06 00:08:47,874 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:47,874 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:08:47,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 00:08:47,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:08:51,611 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 00:08:51,611 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 00:08:51,611 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 00:08:51,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1899378865] [2025-02-06 00:08:51,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1899378865] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 00:08:51,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 00:08:51,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 00:08:51,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620647335] [2025-02-06 00:08:51,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 00:08:51,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 00:08:51,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 00:08:51,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 00:08:51,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 00:08:51,615 INFO L87 Difference]: Start difference. First operand 62 states and 90 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 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 00:08:56,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-06 00:08:56,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 00:08:56,242 INFO L93 Difference]: Finished difference Result 121 states and 177 transitions. [2025-02-06 00:08:56,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 00:08:56,342 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 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 148 [2025-02-06 00:08:56,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 00:08:56,343 INFO L225 Difference]: With dead ends: 121 [2025-02-06 00:08:56,343 INFO L226 Difference]: Without dead ends: 62 [2025-02-06 00:08:56,345 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 00:08:56,346 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 63 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 48 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-02-06 00:08:56,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 85 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-02-06 00:08:56,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-02-06 00:08:56,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-02-06 00:08:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 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 00:08:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 89 transitions. [2025-02-06 00:08:56,358 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 89 transitions. Word has length 148 [2025-02-06 00:08:56,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 00:08:56,360 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 89 transitions. [2025-02-06 00:08:56,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 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 00:08:56,360 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2025-02-06 00:08:56,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-02-06 00:08:56,362 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:08:56,362 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, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:08:56,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-02-06 00:08:56,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /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 00:08:56,563 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:08:56,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:08:56,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1316092031, now seen corresponding path program 1 times [2025-02-06 00:08:56,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 00:08:56,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242626457] [2025-02-06 00:08:56,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:08:56,565 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 00:08:56,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 00:08:56,567 INFO L229 MonitoredProcess]: Starting monitored process 4 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 00:08:56,571 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 (4)] Waiting until timeout for monitored process [2025-02-06 00:08:56,618 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-06 00:08:57,392 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-06 00:08:57,392 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:08:57,392 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:08:57,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-06 00:08:57,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:09:08,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 338 proven. 102 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2025-02-06 00:09:08,154 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 00:09:11,539 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 00:09:11,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242626457] [2025-02-06 00:09:11,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1242626457] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 00:09:11,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1620091223] [2025-02-06 00:09:11,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:09:11,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-02-06 00:09:11,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2025-02-06 00:09:11,561 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-02-06 00:09:11,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2025-02-06 00:09:11,637 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-06 00:09:13,188 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-06 00:09:13,189 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:09:13,189 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:09:13,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 00:09:13,208 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:09:19,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2025-02-06 00:09:19,559 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 00:09:21,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1620091223] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 00:09:21,709 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-02-06 00:09:21,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 11 [2025-02-06 00:09:21,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959610597] [2025-02-06 00:09:21,709 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-02-06 00:09:21,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-02-06 00:09:21,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 00:09:21,711 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-02-06 00:09:21,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2025-02-06 00:09:21,712 INFO L87 Difference]: Start difference. First operand 62 states and 89 transitions. Second operand has 12 states, 12 states have (on average 5.5) internal successors, (66), 11 states have internal predecessors, (66), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2025-02-06 00:09:31,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-06 00:09:35,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-06 00:09:39,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-06 00:09:43,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []