./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.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_fillercodesize_normal_file-67.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 f7bea5741e988234a3cc25ba095c1dd45131a854b9775fd89c7f497f9d6fb0dd --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 21:02:36,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 21:02:36,931 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 21:02:36,938 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 21:02:36,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 21:02:36,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 21:02:36,965 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 21:02:36,965 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 21:02:36,965 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 21:02:36,965 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 21:02:36,965 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 21:02:36,965 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 21:02:36,966 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 21:02:36,966 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 21:02:36,966 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 21:02:36,968 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 21:02:36,968 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 21:02:36,968 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:02:36,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 21:02:36,969 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 21:02:36,970 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 -> f7bea5741e988234a3cc25ba095c1dd45131a854b9775fd89c7f497f9d6fb0dd [2025-02-05 21:02:37,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 21:02:37,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 21:02:37,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 21:02:37,161 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 21:02:37,162 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 21:02:37,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i [2025-02-05 21:02:38,421 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/07838c380/fdba877c85e349698c9982e6a3869890/FLAG88dd584cc [2025-02-05 21:02:38,665 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 21:02:38,665 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i [2025-02-05 21:02:38,672 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/07838c380/fdba877c85e349698c9982e6a3869890/FLAG88dd584cc [2025-02-05 21:02:39,006 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/07838c380/fdba877c85e349698c9982e6a3869890 [2025-02-05 21:02:39,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 21:02:39,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 21:02:39,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 21:02:39,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 21:02:39,016 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 21:02:39,017 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,018 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ef3eaba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39, skipping insertion in model container [2025-02-05 21:02:39,018 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 21:02:39,141 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_fillercodesize_normal_file-67.i[913,926] [2025-02-05 21:02:39,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:02:39,209 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 21:02:39,220 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_fillercodesize_normal_file-67.i[913,926] [2025-02-05 21:02:39,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:02:39,255 INFO L204 MainTranslator]: Completed translation [2025-02-05 21:02:39,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39 WrapperNode [2025-02-05 21:02:39,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 21:02:39,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 21:02:39,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 21:02:39,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 21:02:39,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,295 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2025-02-05 21:02:39,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 21:02:39,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 21:02:39,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 21:02:39,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 21:02:39,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,304 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,314 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]. [2025-02-05 21:02:39,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,320 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,322 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 21:02:39,326 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 21:02:39,326 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 21:02:39,326 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 21:02:39,328 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (1/1) ... [2025-02-05 21:02:39,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:02:39,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:02:39,357 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) [2025-02-05 21:02:39,361 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 [2025-02-05 21:02:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 21:02:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 21:02:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 21:02:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 21:02:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 21:02:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 21:02:39,435 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 21:02:39,437 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 21:02:39,651 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L139: havoc property_#t~ite18#1;havoc property_#t~bitwise17#1;havoc property_#t~short19#1; [2025-02-05 21:02:39,676 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2025-02-05 21:02:39,677 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 21:02:39,698 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 21:02:39,698 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 21:02:39,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:02:39 BoogieIcfgContainer [2025-02-05 21:02:39,699 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 21:02:39,704 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 21:02:39,704 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 21:02:39,707 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 21:02:39,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 09:02:39" (1/3) ... [2025-02-05 21:02:39,708 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a5a0ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:02:39, skipping insertion in model container [2025-02-05 21:02:39,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:39" (2/3) ... [2025-02-05 21:02:39,708 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a5a0ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:02:39, skipping insertion in model container [2025-02-05 21:02:39,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:02:39" (3/3) ... [2025-02-05 21:02:39,709 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-67.i [2025-02-05 21:02:39,718 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 21:02:39,720 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-67.i that has 2 procedures, 78 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 21:02:39,764 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 21:02:39,772 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;@3cdd442c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 21:02:39,772 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 21:02:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-02-05 21:02:39,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-02-05 21:02:39,783 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:02:39,784 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:02:39,784 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:02:39,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:02:39,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1140250449, now seen corresponding path program 1 times [2025-02-05 21:02:39,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:02:39,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017334542] [2025-02-05 21:02:39,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:39,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:02:39,855 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-02-05 21:02:39,869 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-02-05 21:02:39,870 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:39,870 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:02:39,993 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2025-02-05 21:02:39,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:02:39,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017334542] [2025-02-05 21:02:39,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017334542] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 21:02:39,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897809969] [2025-02-05 21:02:39,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:39,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:02:39,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:02:40,002 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) [2025-02-05 21:02:40,005 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 [2025-02-05 21:02:40,108 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-02-05 21:02:40,167 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-02-05 21:02:40,167 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:40,167 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:02:40,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 21:02:40,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:02:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2025-02-05 21:02:40,206 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:02:40,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [897809969] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:02:40,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 21:02:40,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 21:02:40,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240889597] [2025-02-05 21:02:40,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:02:40,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 21:02:40,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:02:40,226 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 21:02:40,227 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:02:40,229 INFO L87 Difference]: Start difference. First operand has 78 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2025-02-05 21:02:40,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:02:40,248 INFO L93 Difference]: Finished difference Result 150 states and 253 transitions. [2025-02-05 21:02:40,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 21:02:40,250 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 142 [2025-02-05 21:02:40,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:02:40,255 INFO L225 Difference]: With dead ends: 150 [2025-02-05 21:02:40,255 INFO L226 Difference]: Without dead ends: 75 [2025-02-05 21:02:40,257 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:02:40,259 INFO L435 NwaCegarLoop]: 111 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, 111 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 [2025-02-05 21:02:40,259 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:02:40,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2025-02-05 21:02:40,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2025-02-05 21:02:40,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 51 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-02-05 21:02:40,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 113 transitions. [2025-02-05 21:02:40,284 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 113 transitions. Word has length 142 [2025-02-05 21:02:40,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:02:40,284 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 113 transitions. [2025-02-05 21:02:40,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2025-02-05 21:02:40,285 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2025-02-05 21:02:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-02-05 21:02:40,288 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:02:40,288 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:02:40,296 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-05 21:02:40,492 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 [2025-02-05 21:02:40,493 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:02:40,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:02:40,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1576461365, now seen corresponding path program 1 times [2025-02-05 21:02:40,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:02:40,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326257952] [2025-02-05 21:02:40,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:40,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:02:40,522 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-02-05 21:02:40,583 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-02-05 21:02:40,584 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:40,584 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:02:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2025-02-05 21:02:40,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:02:40,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326257952] [2025-02-05 21:02:40,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326257952] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:02:40,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:02:40,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 21:02:40,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144296052] [2025-02-05 21:02:40,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:02:40,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-05 21:02:40,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:02:40,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-05 21:02:40,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-05 21:02:40,775 INFO L87 Difference]: Start difference. First operand 75 states and 113 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-02-05 21:02:40,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:02:40,823 INFO L93 Difference]: Finished difference Result 219 states and 333 transitions. [2025-02-05 21:02:40,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-05 21:02:40,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 142 [2025-02-05 21:02:40,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:02:40,825 INFO L225 Difference]: With dead ends: 219 [2025-02-05 21:02:40,825 INFO L226 Difference]: Without dead ends: 147 [2025-02-05 21:02:40,826 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-05 21:02:40,828 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 65 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 21:02:40,828 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 208 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:02:40,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2025-02-05 21:02:40,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2025-02-05 21:02:40,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 98 states have (on average 1.3571428571428572) internal successors, (133), 98 states have internal predecessors, (133), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2025-02-05 21:02:40,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 221 transitions. [2025-02-05 21:02:40,850 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 221 transitions. Word has length 142 [2025-02-05 21:02:40,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:02:40,853 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 221 transitions. [2025-02-05 21:02:40,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-02-05 21:02:40,853 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2025-02-05 21:02:40,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-02-05 21:02:40,854 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:02:40,854 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:02:40,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-05 21:02:40,854 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:02:40,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:02:40,855 INFO L85 PathProgramCache]: Analyzing trace with hash -911051468, now seen corresponding path program 1 times [2025-02-05 21:02:40,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:02:40,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852646469] [2025-02-05 21:02:40,855 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:40,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:02:40,872 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-02-05 21:02:40,930 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-02-05 21:02:40,930 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:40,931 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:02:41,155 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2025-02-05 21:02:41,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:02:41,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852646469] [2025-02-05 21:02:41,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852646469] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:02:41,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:02:41,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 21:02:41,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22327988] [2025-02-05 21:02:41,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:02:41,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:02:41,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:02:41,159 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:02:41,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:02:41,161 INFO L87 Difference]: Start difference. First operand 145 states and 221 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-02-05 21:02:41,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:02:41,310 INFO L93 Difference]: Finished difference Result 384 states and 586 transitions. [2025-02-05 21:02:41,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:02:41,311 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 142 [2025-02-05 21:02:41,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:02:41,314 INFO L225 Difference]: With dead ends: 384 [2025-02-05 21:02:41,316 INFO L226 Difference]: Without dead ends: 242 [2025-02-05 21:02:41,317 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 [2025-02-05 21:02:41,320 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 84 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-05 21:02:41,320 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 306 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-05 21:02:41,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2025-02-05 21:02:41,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 200. [2025-02-05 21:02:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 130 states have (on average 1.3153846153846154) internal successors, (171), 130 states have internal predecessors, (171), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-02-05 21:02:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 303 transitions. [2025-02-05 21:02:41,358 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 303 transitions. Word has length 142 [2025-02-05 21:02:41,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:02:41,359 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 303 transitions. [2025-02-05 21:02:41,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-02-05 21:02:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2025-02-05 21:02:41,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2025-02-05 21:02:41,364 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:02:41,364 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:02:41,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-05 21:02:41,364 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:02:41,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:02:41,365 INFO L85 PathProgramCache]: Analyzing trace with hash 910526767, now seen corresponding path program 1 times [2025-02-05 21:02:41,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:02:41,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864237804] [2025-02-05 21:02:41,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:41,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:02:41,378 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-02-05 21:02:41,554 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-02-05 21:02:41,554 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:41,554 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 21:02:41,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [244581161] [2025-02-05 21:02:41,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:41,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:02:41,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:02:41,562 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) [2025-02-05 21:02:41,565 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 [2025-02-05 21:02:41,621 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-02-05 21:02:41,667 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-02-05 21:02:41,667 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:41,667 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 21:02:41,667 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 21:02:41,685 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-02-05 21:02:41,704 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-02-05 21:02:41,704 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:41,704 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 21:02:41,762 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 21:02:41,763 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 21:02:41,763 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 21:02:41,771 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 [2025-02-05 21:02:41,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:02:41,968 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-05 21:02:42,029 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 21:02:42,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 09:02:42 BoogieIcfgContainer [2025-02-05 21:02:42,031 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 21:02:42,032 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 21:02:42,032 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 21:02:42,032 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 21:02:42,032 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:02:39" (3/4) ... [2025-02-05 21:02:42,041 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 21:02:42,041 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 21:02:42,041 INFO L158 Benchmark]: Toolchain (without parser) took 3032.90ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 56.9MB in the end (delta: 49.5MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2025-02-05 21:02:42,042 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 201.3MB. Free memory is still 115.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:02:42,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.77ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 92.0MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 21:02:42,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.12ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 89.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:02:42,042 INFO L158 Benchmark]: Boogie Preprocessor took 29.26ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 84.8MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:02:42,042 INFO L158 Benchmark]: IcfgBuilder took 372.97ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 59.7MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 21:02:42,043 INFO L158 Benchmark]: TraceAbstraction took 2327.69ms. Allocated memory is still 142.6MB. Free memory was 59.1MB in the beginning and 57.0MB in the end (delta: 2.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2025-02-05 21:02:42,043 INFO L158 Benchmark]: Witness Printer took 9.33ms. Allocated memory is still 142.6MB. Free memory was 57.0MB in the beginning and 56.9MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:02:42,044 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 201.3MB. Free memory is still 115.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.77ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 92.0MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.12ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 89.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.26ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 84.8MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 372.97ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 59.7MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2327.69ms. Allocated memory is still 142.6MB. Free memory was 59.1MB in the beginning and 57.0MB in the end (delta: 2.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Witness Printer took 9.33ms. Allocated memory is still 142.6MB. Free memory was 57.0MB in the beginning and 56.9MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 51, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someUnaryFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] unsigned char var_1_3 = 1; [L24] signed long int var_1_4 = 25; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 7.5; [L27] signed long int var_1_8 = -1000; [L28] float var_1_9 = 9.25; [L29] float var_1_10 = 64.5; [L30] float var_1_11 = 16.25; [L31] signed char var_1_12 = 2; [L32] signed char var_1_13 = 8; [L33] signed char var_1_14 = 0; [L34] float var_1_15 = 0.6; [L35] signed char var_1_16 = 32; [L36] unsigned short int var_1_17 = 2; [L37] unsigned short int var_1_19 = 63241; [L38] unsigned short int var_1_20 = 58697; [L39] unsigned short int var_1_21 = 25516; [L40] unsigned long int var_1_22 = 3301682525; [L41] double last_1_var_1_1 = 9.75; [L42] unsigned char last_1_var_1_3 = 1; [L43] float last_1_var_1_7 = 7.5; [L44] signed char last_1_var_1_12 = 2; [L45] float last_1_var_1_15 = 0.6; [L46] unsigned short int last_1_var_1_17 = 2; VAL [isInitial=0, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=25, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] CALL updateLastVariables() [L131] last_1_var_1_1 = var_1_1 [L132] last_1_var_1_3 = var_1_3 [L133] last_1_var_1_7 = var_1_7 [L134] last_1_var_1_12 = var_1_12 [L135] last_1_var_1_15 = var_1_15 [L136] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=25, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L146] RET updateLastVariables() [L147] CALL updateVariables() [L95] var_1_4 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L98] var_1_6 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L99] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L101] var_1_8 = __VERIFIER_nondet_long() [L102] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L102] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L103] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L103] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L104] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L104] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L105] var_1_9 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L106] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L107] var_1_10 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L108] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L109] var_1_11 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L110] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L111] var_1_13 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L112] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L113] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L113] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L114] var_1_14 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L115] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L116] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L116] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L117] var_1_19 = __VERIFIER_nondet_ushort() [L118] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L118] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L119] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L119] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L120] var_1_20 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L121] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L122] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L122] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L123] var_1_21 = __VERIFIER_nondet_ushort() [L124] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L124] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L125] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L125] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L126] var_1_22 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L127] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L128] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L128] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L147] RET updateVariables() [L148] CALL step() [L50] EXPR ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L50] signed long int stepLocal_2 = ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12; [L51] COND FALSE !(last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L60] unsigned long int stepLocal_3 = var_1_22 - var_1_20; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L61] COND TRUE \read(last_1_var_1_3) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L62] COND TRUE \read(var_1_6) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L63] COND TRUE \read(last_1_var_1_3) [L64] var_1_17 = var_1_14 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L78] var_1_3 = (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L79] COND TRUE 50 != var_1_16 [L80] var_1_1 = (1.00000000000025E12 - 24.25) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L82] var_1_12 = (var_1_13 - var_1_14) [L83] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L84] unsigned char stepLocal_1 = var_1_3; [L85] signed long int stepLocal_0 = (var_1_16 + 100) / var_1_8; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_0=1, stepLocal_1=1, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] [L86] COND FALSE !(stepLocal_0 >= var_1_17) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_1=1, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR ((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] [L139-L140] return (((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (last_1_var_1_3 ? (var_1_6 ? (last_1_var_1_3 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((last_1_var_1_1 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 149 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 149 mSDsluCounter, 625 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 302 mSDsCounter, 71 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 43 IncrementalHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 71 mSolverCounterUnsat, 323 mSDtfsCounter, 43 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=3, InterpolantAutomatonStates: 9, 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, 44 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 856 NumberOfCodeBlocks, 856 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 564 ConstructedInterpolants, 0 QuantifiedInterpolants, 740 SizeOfPredicates, 0 NumberOfNonLiveVariables, 343 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 3654/3696 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 [2025-02-05 21:02:42,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.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 f7bea5741e988234a3cc25ba095c1dd45131a854b9775fd89c7f497f9d6fb0dd --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 21:02:44,026 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 21:02:44,095 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 21:02:44,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 21:02:44,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 21:02:44,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 21:02:44,146 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 21:02:44,146 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 21:02:44,160 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 21:02:44,160 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 21:02:44,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 21:02:44,160 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 21:02:44,161 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 21:02:44,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 21:02:44,161 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 21:02:44,162 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:02:44,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 21:02:44,162 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 21:02:44,162 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 -> f7bea5741e988234a3cc25ba095c1dd45131a854b9775fd89c7f497f9d6fb0dd [2025-02-05 21:02:44,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 21:02:44,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 21:02:44,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 21:02:44,397 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 21:02:44,397 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 21:02:44,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i [2025-02-05 21:02:45,603 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/405ff8300/9052e66e7f1f4f7a843e6eaf3b88cf9d/FLAG5fd4415af [2025-02-05 21:02:45,806 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 21:02:45,806 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i [2025-02-05 21:02:45,812 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/405ff8300/9052e66e7f1f4f7a843e6eaf3b88cf9d/FLAG5fd4415af [2025-02-05 21:02:45,825 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/405ff8300/9052e66e7f1f4f7a843e6eaf3b88cf9d [2025-02-05 21:02:45,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 21:02:45,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 21:02:45,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 21:02:45,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 21:02:45,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 21:02:45,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:02:45" (1/1) ... [2025-02-05 21:02:45,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799fe5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:45, skipping insertion in model container [2025-02-05 21:02:45,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:02:45" (1/1) ... [2025-02-05 21:02:45,850 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 21:02:45,947 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_fillercodesize_normal_file-67.i[913,926] [2025-02-05 21:02:45,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:02:46,010 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 21:02:46,022 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_fillercodesize_normal_file-67.i[913,926] [2025-02-05 21:02:46,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:02:46,065 INFO L204 MainTranslator]: Completed translation [2025-02-05 21:02:46,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46 WrapperNode [2025-02-05 21:02:46,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 21:02:46,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 21:02:46,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 21:02:46,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 21:02:46,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,102 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2025-02-05 21:02:46,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 21:02:46,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 21:02:46,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 21:02:46,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 21:02:46,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,118 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,137 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]. [2025-02-05 21:02:46,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,149 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,153 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 21:02:46,161 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 21:02:46,161 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 21:02:46,161 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 21:02:46,162 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (1/1) ... [2025-02-05 21:02:46,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:02:46,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:02:46,197 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) [2025-02-05 21:02:46,204 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 [2025-02-05 21:02:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 21:02:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 21:02:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 21:02:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 21:02:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 21:02:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 21:02:46,315 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 21:02:46,317 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 21:02:47,376 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-02-05 21:02:47,376 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 21:02:47,382 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 21:02:47,383 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 21:02:47,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:02:47 BoogieIcfgContainer [2025-02-05 21:02:47,383 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 21:02:47,385 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 21:02:47,385 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 21:02:47,388 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 21:02:47,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 09:02:45" (1/3) ... [2025-02-05 21:02:47,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8809c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:02:47, skipping insertion in model container [2025-02-05 21:02:47,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:02:46" (2/3) ... [2025-02-05 21:02:47,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8809c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:02:47, skipping insertion in model container [2025-02-05 21:02:47,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:02:47" (3/3) ... [2025-02-05 21:02:47,390 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-67.i [2025-02-05 21:02:47,399 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 21:02:47,400 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-67.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 21:02:47,438 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 21:02:47,445 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;@7db8fcf0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 21:02:47,445 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 21:02:47,447 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-02-05 21:02:47,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-02-05 21:02:47,455 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:02:47,455 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:02:47,455 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:02:47,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:02:47,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1000577336, now seen corresponding path program 1 times [2025-02-05 21:02:47,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:02:47,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [240317711] [2025-02-05 21:02:47,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:47,466 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 [2025-02-05 21:02:47,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:02:47,469 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) [2025-02-05 21:02:47,471 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 [2025-02-05 21:02:47,539 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-02-05 21:02:47,721 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-02-05 21:02:47,722 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:47,722 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:02:47,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 21:02:47,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:02:47,772 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2025-02-05 21:02:47,772 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:02:47,773 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:02:47,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [240317711] [2025-02-05 21:02:47,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [240317711] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:02:47,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:02:47,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 21:02:47,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790677076] [2025-02-05 21:02:47,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:02:47,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 21:02:47,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:02:47,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 21:02:47,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:02:47,792 INFO L87 Difference]: Start difference. First operand has 66 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2025-02-05 21:02:47,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:02:47,811 INFO L93 Difference]: Finished difference Result 126 states and 217 transitions. [2025-02-05 21:02:47,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 21:02:47,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 138 [2025-02-05 21:02:47,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:02:47,818 INFO L225 Difference]: With dead ends: 126 [2025-02-05 21:02:47,819 INFO L226 Difference]: Without dead ends: 63 [2025-02-05 21:02:47,821 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:02:47,823 INFO L435 NwaCegarLoop]: 95 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, 95 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 [2025-02-05 21:02:47,823 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:02:47,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2025-02-05 21:02:47,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2025-02-05 21:02:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-02-05 21:02:47,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 95 transitions. [2025-02-05 21:02:47,850 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 95 transitions. Word has length 138 [2025-02-05 21:02:47,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:02:47,851 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 95 transitions. [2025-02-05 21:02:47,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2025-02-05 21:02:47,851 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2025-02-05 21:02:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-02-05 21:02:47,853 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:02:47,853 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:02:47,867 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 [2025-02-05 21:02:48,057 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 [2025-02-05 21:02:48,057 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:02:48,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:02:48,058 INFO L85 PathProgramCache]: Analyzing trace with hash -883574756, now seen corresponding path program 1 times [2025-02-05 21:02:48,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:02:48,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1978564154] [2025-02-05 21:02:48,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:48,059 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 [2025-02-05 21:02:48,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:02:48,063 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) [2025-02-05 21:02:48,064 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 [2025-02-05 21:02:48,158 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-02-05 21:02:48,323 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-02-05 21:02:48,324 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:48,324 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:02:48,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-05 21:02:48,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:02:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2025-02-05 21:02:48,746 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:02:48,746 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:02:48,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1978564154] [2025-02-05 21:02:48,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1978564154] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:02:48,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:02:48,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 21:02:48,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62279601] [2025-02-05 21:02:48,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:02:48,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:02:48,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:02:48,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:02:48,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:02:48,749 INFO L87 Difference]: Start difference. First operand 63 states and 95 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-02-05 21:02:50,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:02:50,335 INFO L93 Difference]: Finished difference Result 184 states and 280 transitions. [2025-02-05 21:02:50,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:02:50,360 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 138 [2025-02-05 21:02:50,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:02:50,362 INFO L225 Difference]: With dead ends: 184 [2025-02-05 21:02:50,363 INFO L226 Difference]: Without dead ends: 124 [2025-02-05 21:02:50,363 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:02:50,364 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 59 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2025-02-05 21:02:50,364 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 262 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2025-02-05 21:02:50,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2025-02-05 21:02:50,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 110. [2025-02-05 21:02:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 63 states have internal predecessors, (78), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2025-02-05 21:02:50,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 166 transitions. [2025-02-05 21:02:50,386 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 166 transitions. Word has length 138 [2025-02-05 21:02:50,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:02:50,387 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 166 transitions. [2025-02-05 21:02:50,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-02-05 21:02:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 166 transitions. [2025-02-05 21:02:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2025-02-05 21:02:50,388 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:02:50,388 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:02:50,401 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 [2025-02-05 21:02:50,589 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 [2025-02-05 21:02:50,589 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:02:50,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:02:50,590 INFO L85 PathProgramCache]: Analyzing trace with hash -154477673, now seen corresponding path program 1 times [2025-02-05 21:02:50,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:02:50,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [685146418] [2025-02-05 21:02:50,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:02:50,590 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 [2025-02-05 21:02:50,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:02:50,594 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) [2025-02-05 21:02:50,595 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 [2025-02-05 21:02:50,625 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 140 statements into 1 equivalence classes. [2025-02-05 21:02:50,835 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 140 of 140 statements. [2025-02-05 21:02:50,835 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:02:50,835 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:02:50,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-02-05 21:02:50,856 INFO L279 TraceCheckSpWp]: Computing forward predicates...