./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 09:56:26,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 09:56:26,910 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 09:56:26,917 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 09:56:26,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 09:56:26,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 09:56:26,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 09:56:26,939 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 09:56:26,940 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 09:56:26,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 09:56:26,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 09:56:26,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 09:56:26,940 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 09:56:26,941 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:56:26,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 09:56:26,941 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 09:56:26,942 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 09:56:26,942 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 09:56:26,942 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 [2025-03-08 09:56:27,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 09:56:27,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 09:56:27,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 09:56:27,154 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 09:56:27,154 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 09:56:27,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2025-03-08 09:56:28,335 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae712ac96/40cc79a723924ad3a71d7677da77981e/FLAG08a56f1b6 [2025-03-08 09:56:28,545 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 09:56:28,549 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2025-03-08 09:56:28,560 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae712ac96/40cc79a723924ad3a71d7677da77981e/FLAG08a56f1b6 [2025-03-08 09:56:28,897 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae712ac96/40cc79a723924ad3a71d7677da77981e [2025-03-08 09:56:28,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 09:56:28,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 09:56:28,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 09:56:28,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 09:56:28,903 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 09:56:28,904 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:56:28" (1/1) ... [2025-03-08 09:56:28,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33211a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:28, skipping insertion in model container [2025-03-08 09:56:28,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:56:28" (1/1) ... [2025-03-08 09:56:28,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 09:56:29,021 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2025-03-08 09:56:29,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:56:29,103 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 09:56:29,112 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2025-03-08 09:56:29,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:56:29,160 INFO L204 MainTranslator]: Completed translation [2025-03-08 09:56:29,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29 WrapperNode [2025-03-08 09:56:29,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 09:56:29,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 09:56:29,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 09:56:29,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 09:56:29,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,174 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,211 INFO L138 Inliner]: procedures = 29, calls = 39, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 153 [2025-03-08 09:56:29,215 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 09:56:29,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 09:56:29,215 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 09:56:29,215 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 09:56:29,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,229 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,249 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 09:56:29,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,260 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 09:56:29,278 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 09:56:29,278 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 09:56:29,278 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 09:56:29,278 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (1/1) ... [2025-03-08 09:56:29,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:56:29,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:56:29,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 09:56:29,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 09:56:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 09:56:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 09:56:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 09:56:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 09:56:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 09:56:29,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 09:56:29,382 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 09:56:29,383 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 09:56:29,627 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-08 09:56:29,628 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 09:56:29,634 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 09:56:29,634 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 09:56:29,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:56:29 BoogieIcfgContainer [2025-03-08 09:56:29,635 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 09:56:29,636 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 09:56:29,636 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 09:56:29,639 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 09:56:29,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 09:56:28" (1/3) ... [2025-03-08 09:56:29,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@504254d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:56:29, skipping insertion in model container [2025-03-08 09:56:29,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:29" (2/3) ... [2025-03-08 09:56:29,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@504254d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:56:29, skipping insertion in model container [2025-03-08 09:56:29,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:56:29" (3/3) ... [2025-03-08 09:56:29,641 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-5.i [2025-03-08 09:56:29,650 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 09:56:29,652 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_functionizing_file-5.i that has 2 procedures, 68 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 09:56:29,691 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 09:56:29,699 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;@3cf4e9c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 09:56:29,700 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 09:56:29,703 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-08 09:56:29,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-08 09:56:29,713 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:56:29,714 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:56:29,714 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:56:29,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:56:29,718 INFO L85 PathProgramCache]: Analyzing trace with hash -758809448, now seen corresponding path program 1 times [2025-03-08 09:56:29,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 09:56:29,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242955490] [2025-03-08 09:56:29,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:56:29,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 09:56:29,787 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-08 09:56:29,798 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-08 09:56:29,798 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:56:29,798 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:56:29,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-08 09:56:29,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 09:56:29,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242955490] [2025-03-08 09:56:29,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242955490] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 09:56:29,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44009325] [2025-03-08 09:56:29,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:56:29,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 09:56:29,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:56:29,931 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 09:56:29,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 09:56:29,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-08 09:56:30,036 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-08 09:56:30,037 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:56:30,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:56:30,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 09:56:30,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 09:56:30,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-08 09:56:30,076 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 09:56:30,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44009325] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 09:56:30,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 09:56:30,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 09:56:30,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905722058] [2025-03-08 09:56:30,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 09:56:30,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 09:56:30,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 09:56:30,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 09:56:30,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:56:30,093 INFO L87 Difference]: Start difference. First operand has 68 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-08 09:56:30,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 09:56:30,107 INFO L93 Difference]: Finished difference Result 130 states and 218 transitions. [2025-03-08 09:56:30,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 09:56:30,109 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2025-03-08 09:56:30,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 09:56:30,114 INFO L225 Difference]: With dead ends: 130 [2025-03-08 09:56:30,114 INFO L226 Difference]: Without dead ends: 65 [2025-03-08 09:56:30,117 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:56:30,119 INFO L435 NwaCegarLoop]: 94 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, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 09:56:30,120 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 09:56:30,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2025-03-08 09:56:30,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2025-03-08 09:56:30,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-08 09:56:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 94 transitions. [2025-03-08 09:56:30,149 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 94 transitions. Word has length 148 [2025-03-08 09:56:30,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 09:56:30,150 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 94 transitions. [2025-03-08 09:56:30,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-08 09:56:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2025-03-08 09:56:30,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-08 09:56:30,152 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:56:30,152 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:56:30,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 09:56:30,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 09:56:30,353 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:56:30,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:56:30,355 INFO L85 PathProgramCache]: Analyzing trace with hash -561056771, now seen corresponding path program 1 times [2025-03-08 09:56:30,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 09:56:30,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442237333] [2025-03-08 09:56:30,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:56:30,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 09:56:30,384 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-08 09:56:30,618 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-08 09:56:30,619 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:56:30,619 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 09:56:30,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [173673943] [2025-03-08 09:56:30,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:56:30,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 09:56:30,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:56:30,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 09:56:30,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 09:56:30,680 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-08 09:56:30,793 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-08 09:56:30,793 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:56:30,793 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 09:56:30,793 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 09:56:30,811 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-08 09:56:30,836 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-08 09:56:30,837 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:56:30,837 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 09:56:30,892 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 09:56:30,893 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 09:56:30,894 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 09:56:30,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-08 09:56:31,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-08 09:56:31,098 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 09:56:31,168 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 09:56:31,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 09:56:31 BoogieIcfgContainer [2025-03-08 09:56:31,170 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 09:56:31,171 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 09:56:31,171 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 09:56:31,171 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 09:56:31,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:56:29" (3/4) ... [2025-03-08 09:56:31,174 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 09:56:31,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 09:56:31,175 INFO L158 Benchmark]: Toolchain (without parser) took 2275.51ms. Allocated memory is still 167.8MB. Free memory was 131.9MB in the beginning and 64.1MB in the end (delta: 67.8MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2025-03-08 09:56:31,175 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 126.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:56:31,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.11ms. Allocated memory is still 167.8MB. Free memory was 131.9MB in the beginning and 117.1MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 09:56:31,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.83ms. Allocated memory is still 167.8MB. Free memory was 117.1MB in the beginning and 113.0MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:56:31,177 INFO L158 Benchmark]: Boogie Preprocessor took 62.03ms. Allocated memory is still 167.8MB. Free memory was 113.0MB in the beginning and 105.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 09:56:31,177 INFO L158 Benchmark]: IcfgBuilder took 357.18ms. Allocated memory is still 167.8MB. Free memory was 105.7MB in the beginning and 81.9MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 09:56:31,177 INFO L158 Benchmark]: TraceAbstraction took 1533.65ms. Allocated memory is still 167.8MB. Free memory was 81.5MB in the beginning and 65.1MB in the end (delta: 16.4MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2025-03-08 09:56:31,177 INFO L158 Benchmark]: Witness Printer took 3.86ms. Allocated memory is still 167.8MB. Free memory was 64.1MB in the beginning and 64.1MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:56:31,178 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 126.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.11ms. Allocated memory is still 167.8MB. Free memory was 131.9MB in the beginning and 117.1MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.83ms. Allocated memory is still 167.8MB. Free memory was 117.1MB in the beginning and 113.0MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.03ms. Allocated memory is still 167.8MB. Free memory was 113.0MB in the beginning and 105.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 357.18ms. Allocated memory is still 167.8MB. Free memory was 105.7MB in the beginning and 81.9MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1533.65ms. Allocated memory is still 167.8MB. Free memory was 81.5MB in the beginning and 65.1MB in the end (delta: 16.4MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Witness Printer took 3.86ms. Allocated memory is still 167.8MB. Free memory was 64.1MB in the beginning and 64.1MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 79, overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of someBinaryFLOATComparisonOperation at line 104, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 79. Possible FailurePath: [L24] unsigned char isInitial = 0; [L25] unsigned char var_1_1 = 10; [L26] unsigned short int var_1_2 = 10; [L27] signed long int var_1_3 = 4; [L28] unsigned char var_1_4 = 128; [L29] unsigned char var_1_5 = 1; [L30] unsigned long int var_1_6 = 5; [L31] float var_1_7 = 2.98; [L32] float var_1_8 = 8.5; [L33] unsigned char var_1_9 = 0; [L34] unsigned char var_1_10 = 64; [L35] unsigned char var_1_11 = 64; [L36] unsigned short int var_1_12 = 25; [L37] signed long int var_1_13 = 256; [L38] unsigned short int var_1_14 = 31408; [L39] double var_1_15 = 64.375; [L40] double var_1_16 = 10.85; [L41] double var_1_17 = 128.8; [L42] double var_1_18 = 2.6; [L43] unsigned char var_1_19 = 0; [L44] unsigned char var_1_20 = 0; [L45] signed short int var_1_21 = -64; VAL [isInitial=0, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_2=10, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L136] isInitial = 1 [L137] FCALL initially() [L138] COND TRUE 1 [L139] FCALL updateLastVariables() [L140] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L93] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L94] var_1_3 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L95] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L96] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L96] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L97] var_1_4 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L98] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L99] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L100] var_1_5 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L101] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L102] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L103] var_1_7 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_8=17/2, var_1_9=0] [L104] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_8=17/2, var_1_9=0] [L105] var_1_8 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L106] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L107] var_1_10 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L108] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L109] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L109] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L110] var_1_11 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L111] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L112] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L112] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L113] var_1_13 = __VERIFIER_nondet_long() [L114] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L114] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L115] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L115] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L116] var_1_14 = __VERIFIER_nondet_ushort() [L117] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L117] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L118] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L118] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L119] var_1_16 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L120] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L121] var_1_17 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L122] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L123] var_1_18 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L124] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L125] var_1_20 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L126] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L127] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L127] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L140] RET updateVariables() [L141] CALL step() [L62] CALL functionized0(var_1_3) [L47] return (((- 64) + var_1_2) == functionized0_localFunctionVar0); VAL [\result=0, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L62] RET functionized0(var_1_3) [L62] COND FALSE !(functionized0(var_1_3)) [L65] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L67] COND FALSE !(var_1_1 > var_1_4) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L72] CALL functionized1(var_1_5, var_1_2) [L50] COND TRUE functionized1_localFunctionVar0 == (functionized1_localFunctionVar1 / var_1_4) [L51] var_1_9 = ((((functionized1_localFunctionVar0) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (functionized1_localFunctionVar0) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L72] RET functionized1(var_1_5, var_1_2) [L73] COND FALSE !(((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4)))) [L76] var_1_12 = var_1_9 VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=0, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L78] COND TRUE (~ (var_1_5 * var_1_12)) <= var_1_9 [L79] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=0, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L83] COND FALSE !(var_1_4 < var_1_3) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=0, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L88] var_1_21 = var_1_10 VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=0, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L141] RET step() [L142] CALL, EXPR property() [L132-L133] return (((((((((- 64) + var_1_2) == var_1_3) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((var_1_1 > var_1_4) ? (((- var_1_7) < var_1_8) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_2 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) : (var_1_12 == ((unsigned short int) var_1_9)))) && (((~ (var_1_5 * var_1_12)) <= var_1_9) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_3) ? ((var_1_9 > var_1_2) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; VAL [\result=0, isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=0, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=0, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=63, var_1_11=-192, var_1_12=0, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_2=0, var_1_3=-130, var_1_4=-127, var_1_5=256, var_1_6=5, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 68 locations, 123 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 94 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 592 NumberOfCodeBlocks, 592 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 294 ConstructedInterpolants, 0 QuantifiedInterpolants, 294 SizeOfPredicates, 0 NumberOfNonLiveVariables, 340 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1980/2024 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 09:56:31,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/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/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 09:56:32,986 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 09:56:33,077 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 09:56:33,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 09:56:33,081 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 09:56:33,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 09:56:33,110 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 09:56:33,110 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 09:56:33,110 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 09:56:33,111 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 09:56:33,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 09:56:33,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 09:56:33,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 09:56:33,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 09:56:33,112 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 09:56:33,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 09:56:33,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 09:56:33,112 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 09:56:33,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 09:56:33,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 09:56:33,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 09:56:33,113 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 09:56:33,113 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 09:56:33,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 09:56:33,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 09:56:33,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 09:56:33,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:56:33,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 09:56:33,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 09:56:33,114 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 09:56:33,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 09:56:33,115 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 09:56:33,115 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 09:56:33,115 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 09:56:33,115 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 09:56:33,115 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 09:56:33,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 09:56:33,115 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 [2025-03-08 09:56:33,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 09:56:33,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 09:56:33,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 09:56:33,370 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 09:56:33,370 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 09:56:33,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2025-03-08 09:56:34,512 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b578c5c6/7ebeb41d509b401fa473953346609242/FLAGba194319f [2025-03-08 09:56:34,706 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 09:56:34,707 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2025-03-08 09:56:34,719 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b578c5c6/7ebeb41d509b401fa473953346609242/FLAGba194319f [2025-03-08 09:56:34,734 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b578c5c6/7ebeb41d509b401fa473953346609242 [2025-03-08 09:56:34,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 09:56:34,739 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 09:56:34,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 09:56:34,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 09:56:34,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 09:56:34,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:56:34" (1/1) ... [2025-03-08 09:56:34,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6845a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:34, skipping insertion in model container [2025-03-08 09:56:34,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:56:34" (1/1) ... [2025-03-08 09:56:34,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 09:56:34,871 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2025-03-08 09:56:34,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:56:34,945 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 09:56:34,954 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2025-03-08 09:56:34,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:56:35,006 INFO L204 MainTranslator]: Completed translation [2025-03-08 09:56:35,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35 WrapperNode [2025-03-08 09:56:35,007 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 09:56:35,008 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 09:56:35,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 09:56:35,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 09:56:35,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,056 INFO L138 Inliner]: procedures = 30, calls = 39, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 150 [2025-03-08 09:56:35,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 09:56:35,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 09:56:35,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 09:56:35,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 09:56:35,064 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,068 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,076 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 09:56:35,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,077 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,086 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,087 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 09:56:35,092 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 09:56:35,094 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 09:56:35,094 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 09:56:35,094 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (1/1) ... [2025-03-08 09:56:35,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:56:35,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:56:35,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 09:56:35,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 09:56:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 09:56:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 09:56:35,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 09:56:35,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 09:56:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 09:56:35,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 09:56:35,200 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 09:56:35,202 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 09:56:35,770 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-08 09:56:35,770 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 09:56:35,790 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 09:56:35,790 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 09:56:35,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:56:35 BoogieIcfgContainer [2025-03-08 09:56:35,790 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 09:56:35,794 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 09:56:35,794 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 09:56:35,797 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 09:56:35,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 09:56:34" (1/3) ... [2025-03-08 09:56:35,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f5233d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:56:35, skipping insertion in model container [2025-03-08 09:56:35,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:35" (2/3) ... [2025-03-08 09:56:35,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f5233d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:56:35, skipping insertion in model container [2025-03-08 09:56:35,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:56:35" (3/3) ... [2025-03-08 09:56:35,802 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-5.i [2025-03-08 09:56:35,813 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 09:56:35,815 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_functionizing_file-5.i that has 2 procedures, 68 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 09:56:35,857 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 09:56:35,866 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;@30b4604c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 09:56:35,868 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 09:56:35,871 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-08 09:56:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-08 09:56:35,880 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:56:35,880 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:56:35,881 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:56:35,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:56:35,886 INFO L85 PathProgramCache]: Analyzing trace with hash -758809448, now seen corresponding path program 1 times [2025-03-08 09:56:35,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 09:56:35,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1142424751] [2025-03-08 09:56:35,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:56:35,898 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 09:56:35,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 09:56:35,902 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 09:56:35,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-08 09:56:35,979 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-08 09:56:36,141 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-08 09:56:36,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:56:36,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:56:36,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 09:56:36,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 09:56:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2025-03-08 09:56:36,195 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 09:56:36,195 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 09:56:36,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1142424751] [2025-03-08 09:56:36,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1142424751] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 09:56:36,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 09:56:36,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 09:56:36,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208571103] [2025-03-08 09:56:36,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 09:56:36,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 09:56:36,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 09:56:36,212 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 09:56:36,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:56:36,214 INFO L87 Difference]: Start difference. First operand has 68 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-08 09:56:36,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 09:56:36,229 INFO L93 Difference]: Finished difference Result 130 states and 218 transitions. [2025-03-08 09:56:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 09:56:36,230 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2025-03-08 09:56:36,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 09:56:36,234 INFO L225 Difference]: With dead ends: 130 [2025-03-08 09:56:36,234 INFO L226 Difference]: Without dead ends: 65 [2025-03-08 09:56:36,236 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:56:36,238 INFO L435 NwaCegarLoop]: 94 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, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 09:56:36,239 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 09:56:36,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2025-03-08 09:56:36,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2025-03-08 09:56:36,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-08 09:56:36,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 94 transitions. [2025-03-08 09:56:36,265 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 94 transitions. Word has length 148 [2025-03-08 09:56:36,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 09:56:36,265 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 94 transitions. [2025-03-08 09:56:36,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-08 09:56:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2025-03-08 09:56:36,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-08 09:56:36,270 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:56:36,270 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:56:36,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-03-08 09:56:36,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 09:56:36,471 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:56:36,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:56:36,472 INFO L85 PathProgramCache]: Analyzing trace with hash -561056771, now seen corresponding path program 1 times [2025-03-08 09:56:36,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 09:56:36,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920682675] [2025-03-08 09:56:36,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:56:36,473 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 09:56:36,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 09:56:36,479 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 09:56:36,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-08 09:56:36,544 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-08 09:56:36,772 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-08 09:56:36,772 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:56:36,773 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:56:36,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 36 conjuncts are in the unsatisfiable core [2025-03-08 09:56:36,803 INFO L279 TraceCheckSpWp]: Computing forward predicates...