./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e431349caa54dd3acff75ce6617312ef06b9519ca52b68f66671e55ba08bd386 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:46:16,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:46:17,003 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 20:46:17,007 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:46:17,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:46:17,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:46:17,028 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:46:17,028 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:46:17,028 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:46:17,029 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:46:17,029 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:46:17,029 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:46:17,030 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:46:17,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:46:17,030 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:46:17,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:46:17,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:46:17,030 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:46:17,031 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:46:17,031 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:46:17,032 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:46:17,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:46:17,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:46:17,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:46:17,032 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:46:17,032 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:46:17,032 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 20:46:17,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 20:46:17,033 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:46:17,033 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:46:17,033 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:46:17,033 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:46:17,033 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e431349caa54dd3acff75ce6617312ef06b9519ca52b68f66671e55ba08bd386 [2025-02-05 20:46:17,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:46:17,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:46:17,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:46:17,321 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:46:17,321 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:46:17,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i [2025-02-05 20:46:18,429 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a5fe0a6dc/36095da7b6b647f5a9b4417e8c10b251/FLAG5d12af5d0 [2025-02-05 20:46:18,691 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:46:18,693 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i [2025-02-05 20:46:18,700 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a5fe0a6dc/36095da7b6b647f5a9b4417e8c10b251/FLAG5d12af5d0 [2025-02-05 20:46:19,006 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a5fe0a6dc/36095da7b6b647f5a9b4417e8c10b251 [2025-02-05 20:46:19,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:46:19,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:46:19,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:46:19,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:46:19,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:46:19,013 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2021eabc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19, skipping insertion in model container [2025-02-05 20:46:19,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,028 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:46:19,125 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i[917,930] [2025-02-05 20:46:19,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:46:19,192 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:46:19,200 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i[917,930] [2025-02-05 20:46:19,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:46:19,245 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:46:19,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19 WrapperNode [2025-02-05 20:46:19,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:46:19,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:46:19,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:46:19,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:46:19,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,278 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2025-02-05 20:46:19,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:46:19,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:46:19,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:46:19,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:46:19,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,293 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,305 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-05 20:46:19,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,314 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,316 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:46:19,319 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:46:19,319 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:46:19,319 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:46:19,320 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (1/1) ... [2025-02-05 20:46:19,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:46:19,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:46:19,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 20:46:19,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 20:46:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:46:19,365 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:46:19,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:46:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 20:46:19,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:46:19,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:46:19,425 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:46:19,426 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:46:19,652 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-02-05 20:46:19,652 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:46:19,662 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:46:19,663 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:46:19,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:46:19 BoogieIcfgContainer [2025-02-05 20:46:19,663 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:46:19,665 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:46:19,665 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:46:19,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:46:19,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:46:19" (1/3) ... [2025-02-05 20:46:19,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c2dd755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:46:19, skipping insertion in model container [2025-02-05 20:46:19,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:19" (2/3) ... [2025-02-05 20:46:19,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c2dd755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:46:19, skipping insertion in model container [2025-02-05 20:46:19,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:46:19" (3/3) ... [2025-02-05 20:46:19,674 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-37.i [2025-02-05 20:46:19,684 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:46:19,685 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-37.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:46:19,720 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:46:19,729 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;@93ac64d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:46:19,731 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:46:19,734 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-02-05 20:46:19,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-02-05 20:46:19,751 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:46:19,752 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:46:19,753 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:46:19,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:46:19,757 INFO L85 PathProgramCache]: Analyzing trace with hash 602887167, now seen corresponding path program 1 times [2025-02-05 20:46:19,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:46:19,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521064436] [2025-02-05 20:46:19,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:46:19,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:46:19,835 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-02-05 20:46:19,854 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-02-05 20:46:19,857 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:46:19,857 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:46:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-02-05 20:46:20,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 20:46:20,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521064436] [2025-02-05 20:46:20,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521064436] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 20:46:20,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1730741936] [2025-02-05 20:46:20,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:46:20,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:46:20,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:46:20,045 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:46:20,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 20:46:20,193 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-02-05 20:46:20,263 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-02-05 20:46:20,263 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:46:20,263 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:46:20,301 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 20:46:20,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:46:20,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-02-05 20:46:20,366 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 20:46:20,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1730741936] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 20:46:20,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 20:46:20,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 20:46:20,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109231074] [2025-02-05 20:46:20,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 20:46:20,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 20:46:20,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 20:46:20,411 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 20:46:20,416 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:46:20,418 INFO L87 Difference]: Start difference. First operand has 72 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-05 20:46:20,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:46:20,450 INFO L93 Difference]: Finished difference Result 138 states and 239 transitions. [2025-02-05 20:46:20,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 20:46:20,452 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 163 [2025-02-05 20:46:20,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:46:20,463 INFO L225 Difference]: With dead ends: 138 [2025-02-05 20:46:20,468 INFO L226 Difference]: Without dead ends: 69 [2025-02-05 20:46:20,470 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:46:20,472 INFO L435 NwaCegarLoop]: 104 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, 104 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 20:46:20,472 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 20:46:20,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-02-05 20:46:20,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2025-02-05 20:46:20,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 41 states have internal predecessors, (52), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-02-05 20:46:20,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2025-02-05 20:46:20,534 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 163 [2025-02-05 20:46:20,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:46:20,534 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2025-02-05 20:46:20,534 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-05 20:46:20,535 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2025-02-05 20:46:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-02-05 20:46:20,539 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:46:20,539 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:46:20,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-05 20:46:20,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-05 20:46:20,745 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:46:20,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:46:20,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1590644865, now seen corresponding path program 1 times [2025-02-05 20:46:20,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:46:20,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899406186] [2025-02-05 20:46:20,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:46:20,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:46:20,800 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-02-05 20:46:21,124 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-02-05 20:46:21,124 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:46:21,124 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 20:46:21,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1303313885] [2025-02-05 20:46:21,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:46:21,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:46:21,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:46:21,134 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:46:21,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 20:46:21,190 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-02-05 20:46:21,290 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-02-05 20:46:21,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:46:21,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:46:21,291 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 20:46:21,316 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-02-05 20:46:21,343 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-02-05 20:46:21,343 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:46:21,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:46:21,410 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 20:46:21,411 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 20:46:21,412 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 20:46:21,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-05 20:46:21,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:46:21,616 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-05 20:46:21,710 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 20:46:21,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 08:46:21 BoogieIcfgContainer [2025-02-05 20:46:21,713 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 20:46:21,713 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 20:46:21,713 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 20:46:21,714 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 20:46:21,714 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:46:19" (3/4) ... [2025-02-05 20:46:21,716 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 20:46:21,716 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 20:46:21,717 INFO L158 Benchmark]: Toolchain (without parser) took 2707.63ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 100.0MB in the end (delta: 5.6MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2025-02-05 20:46:21,717 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:46:21,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.93ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 91.7MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 20:46:21,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.04ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 88.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:46:21,717 INFO L158 Benchmark]: Boogie Preprocessor took 34.41ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 84.5MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:46:21,718 INFO L158 Benchmark]: IcfgBuilder took 344.52ms. Allocated memory is still 142.6MB. Free memory was 84.5MB in the beginning and 63.4MB in the end (delta: 21.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 20:46:21,718 INFO L158 Benchmark]: TraceAbstraction took 2048.15ms. Allocated memory is still 142.6MB. Free memory was 62.4MB in the beginning and 100.0MB in the end (delta: -37.7MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2025-02-05 20:46:21,718 INFO L158 Benchmark]: Witness Printer took 2.79ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 100.0MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:46:21,719 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 125.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.93ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 91.7MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.04ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 88.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.41ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 84.5MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 344.52ms. Allocated memory is still 142.6MB. Free memory was 84.5MB in the beginning and 63.4MB in the end (delta: 21.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2048.15ms. Allocated memory is still 142.6MB. Free memory was 62.4MB in the beginning and 100.0MB in the end (delta: -37.7MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Witness Printer took 2.79ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 100.0MB in the end (delta: 37.0kB). 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 someBinaryFLOATComparisonOperation at line 61, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 256; [L23] unsigned short int var_1_2 = 51640; [L24] unsigned short int var_1_3 = 5; [L25] signed long int var_1_4 = -100; [L26] signed long int var_1_5 = 0; [L27] signed long int var_1_6 = -1000000; [L28] float var_1_7 = 128.8; [L29] unsigned char var_1_8 = 2; [L30] float var_1_9 = 256.5; [L31] float var_1_10 = 7.25; [L32] signed char var_1_11 = 64; [L33] signed char var_1_12 = -16; [L34] double var_1_13 = 0.9; [L35] unsigned char var_1_14 = 1; [L36] double var_1_15 = 0.0; [L37] double var_1_16 = 1.275; [L38] unsigned short int var_1_17 = 8; [L39] unsigned short int var_1_18 = 35331; [L40] signed char var_1_19 = -128; [L41] double var_1_20 = 0.0; [L42] double var_1_21 = 0.0; [L43] signed char var_1_22 = -8; VAL [isInitial=0, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=51640, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L138] isInitial = 1 [L139] FCALL initially() [L140] COND TRUE 1 [L141] FCALL updateLastVariables() [L142] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_ushort() [L90] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L90] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L91] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L91] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=5, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L92] var_1_3 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L94] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L94] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=-100, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L95] var_1_4 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L96] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=0, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L98] var_1_5 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_5 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L99] RET assume_abort_if_not(var_1_5 >= -1073741823) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L100] CALL assume_abort_if_not(var_1_5 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L100] RET assume_abort_if_not(var_1_5 <= 1073741823) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L101] var_1_6 = __VERIFIER_nondet_long() [L102] CALL assume_abort_if_not(var_1_6 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L102] RET assume_abort_if_not(var_1_6 >= -2147483647) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L103] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L103] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L104] var_1_8 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L105] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L106] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L106] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_9=513/2] [L107] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=513/2] [L107] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=513/2] [L108] var_1_9 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L109] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L110] var_1_12 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L111] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L112] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L112] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L113] var_1_14 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L114] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L115] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L115] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L116] var_1_15 = __VERIFIER_nondet_double() [L117] CALL assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L117] RET assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L118] var_1_16 = __VERIFIER_nondet_double() [L119] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L119] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L120] var_1_18 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_18 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L121] RET assume_abort_if_not(var_1_18 >= 32767) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L122] CALL assume_abort_if_not(var_1_18 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L122] RET assume_abort_if_not(var_1_18 <= 65534) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L123] var_1_20 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L124] RET assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L125] var_1_21 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L126] RET assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L127] var_1_22 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L128] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L129] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L129] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L142] RET updateVariables() [L143] CALL step() [L47] COND TRUE (var_1_2 - var_1_3) > var_1_4 [L48] var_1_1 = (((((((((var_1_5 + var_1_3)) < (var_1_2)) ? ((var_1_5 + var_1_3)) : (var_1_2)))) < (var_1_6)) ? ((((((var_1_5 + var_1_3)) < (var_1_2)) ? ((var_1_5 + var_1_3)) : (var_1_2)))) : (var_1_6))) VAL [isInitial=1, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L52] signed long int stepLocal_1 = var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))); [L53] unsigned short int stepLocal_0 = var_1_3; VAL [isInitial=1, stepLocal_0=-98559, stepLocal_1=0, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L54] COND FALSE !((var_1_5 / var_1_8) < stepLocal_1) VAL [isInitial=1, stepLocal_0=-98559, var_1_10=29/4, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255] [L61] COND TRUE (var_1_6 >= var_1_4) || (var_1_9 > var_1_7) [L62] var_1_10 = var_1_9 VAL [isInitial=1, stepLocal_0=-98559, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] [L64] COND FALSE !(var_1_10 >= var_1_7) VAL [isInitial=1, stepLocal_0=-98559, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] [L69] signed long int stepLocal_2 = var_1_3 + var_1_6; VAL [isInitial=1, stepLocal_0=-98559, stepLocal_2=32514, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] [L70] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, stepLocal_0=-98559, stepLocal_2=32514, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=-65538, var_1_19=-128, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] [L81] var_1_17 = (var_1_18 - var_1_3) VAL [isInitial=1, stepLocal_0=-98559, stepLocal_2=32514, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=33021, var_1_18=-65538, var_1_19=-128, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] [L82] COND TRUE var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16)) [L83] var_1_19 = ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))) VAL [isInitial=1, stepLocal_0=-98559, stepLocal_2=32514, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=33021, var_1_18=-65538, var_1_19=0, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] [L143] RET step() [L144] CALL, EXPR property() [L134-L135] return ((((((((var_1_2 - var_1_3) > var_1_4) ? (var_1_1 == ((signed long int) (((((((((var_1_5 + var_1_3)) < (var_1_2)) ? ((var_1_5 + var_1_3)) : (var_1_2)))) < (var_1_6)) ? ((((((var_1_5 + var_1_3)) < (var_1_2)) ? ((var_1_5 + var_1_3)) : (var_1_2)))) : (var_1_6))))) : (var_1_1 == ((signed long int) 0))) && (((var_1_5 / var_1_8) < (var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))))) ? ((var_1_1 >= var_1_3) ? (var_1_7 == ((float) 0.75f)) : (var_1_7 == ((float) var_1_9))) : 1)) && (((var_1_6 >= var_1_4) || (var_1_9 > var_1_7)) ? (var_1_10 == ((float) var_1_9)) : 1)) && ((var_1_10 >= var_1_7) ? ((var_1_9 < var_1_10) ? (var_1_11 == ((signed char) var_1_12)) : 1) : 1)) && (var_1_14 ? ((var_1_10 <= var_1_9) ? (var_1_13 == ((double) var_1_9)) : ((((((var_1_5) < ((var_1_2 * var_1_1))) ? (var_1_5) : ((var_1_2 * var_1_1)))) == (var_1_3 + var_1_6)) ? (var_1_13 == ((double) 8.75)) : (var_1_13 == ((double) (16.5 + ((var_1_15 - 49.35) - var_1_16)))))) : 1)) && (var_1_17 == ((unsigned short int) (var_1_18 - var_1_3)))) && ((var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) ? (var_1_19 == ((signed char) ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))))) : (var_1_19 == ((signed char) var_1_12))) ; VAL [\result=0, isInitial=1, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=33021, var_1_18=-65538, var_1_19=0, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=33021, var_1_18=-65538, var_1_19=0, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=64, var_1_12=-1, var_1_13=9/10, var_1_14=0, var_1_17=33021, var_1_18=-65538, var_1_19=0, var_1_1=1, var_1_22=0, var_1_2=32767, var_1_3=-98559, var_1_4=1, var_1_5=254, var_1_6=1, var_1_7=644/5, var_1_8=255, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 2, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 104 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, 104 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred 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: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 652 NumberOfCodeBlocks, 652 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 324 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 360 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2550/2600 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-05 20:46:21,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e431349caa54dd3acff75ce6617312ef06b9519ca52b68f66671e55ba08bd386 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:46:23,584 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:46:23,675 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 20:46:23,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:46:23,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:46:23,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:46:23,695 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:46:23,695 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:46:23,696 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:46:23,696 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:46:23,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:46:23,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:46:23,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:46:23,696 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:46:23,696 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:46:23,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 20:46:23,697 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:46:23,698 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:46:23,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:46:23,698 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:46:23,699 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 20:46:23,699 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 20:46:23,699 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:46:23,699 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:46:23,699 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:46:23,699 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:46:23,699 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e431349caa54dd3acff75ce6617312ef06b9519ca52b68f66671e55ba08bd386 [2025-02-05 20:46:23,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:46:23,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:46:23,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:46:23,937 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:46:23,937 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:46:23,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i [2025-02-05 20:46:25,123 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8ccb9e32e/e2ae8b3d8fd44f0ab487b25c9df93d3f/FLAG949f94757 [2025-02-05 20:46:25,279 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:46:25,280 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i [2025-02-05 20:46:25,285 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8ccb9e32e/e2ae8b3d8fd44f0ab487b25c9df93d3f/FLAG949f94757 [2025-02-05 20:46:25,673 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8ccb9e32e/e2ae8b3d8fd44f0ab487b25c9df93d3f [2025-02-05 20:46:25,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:46:25,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:46:25,678 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:46:25,678 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:46:25,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:46:25,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d70b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25, skipping insertion in model container [2025-02-05 20:46:25,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,699 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:46:25,793 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i[917,930] [2025-02-05 20:46:25,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:46:25,867 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:46:25,876 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-37.i[917,930] [2025-02-05 20:46:25,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:46:25,915 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:46:25,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25 WrapperNode [2025-02-05 20:46:25,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:46:25,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:46:25,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:46:25,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:46:25,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,954 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149 [2025-02-05 20:46:25,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:46:25,955 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:46:25,955 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:46:25,955 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:46:25,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,963 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,971 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-05 20:46:25,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,976 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:46:25,981 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:46:25,981 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:46:25,981 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:46:25,982 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (1/1) ... [2025-02-05 20:46:25,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:46:25,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:46:26,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 20:46:26,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 20:46:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:46:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 20:46:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:46:26,028 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:46:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:46:26,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:46:26,101 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:46:26,103 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:46:39,411 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-02-05 20:46:39,411 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:46:39,421 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:46:39,421 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:46:39,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:46:39 BoogieIcfgContainer [2025-02-05 20:46:39,422 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:46:39,423 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:46:39,423 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:46:39,428 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:46:39,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:46:25" (1/3) ... [2025-02-05 20:46:39,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6019454e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:46:39, skipping insertion in model container [2025-02-05 20:46:39,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:46:25" (2/3) ... [2025-02-05 20:46:39,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6019454e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:46:39, skipping insertion in model container [2025-02-05 20:46:39,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:46:39" (3/3) ... [2025-02-05 20:46:39,430 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-37.i [2025-02-05 20:46:39,444 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:46:39,445 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-37.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:46:39,492 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:46:39,502 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;@57f5f798, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:46:39,502 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:46:39,505 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-02-05 20:46:39,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-02-05 20:46:39,514 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:46:39,514 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:46:39,514 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:46:39,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:46:39,518 INFO L85 PathProgramCache]: Analyzing trace with hash 602887167, now seen corresponding path program 1 times [2025-02-05 20:46:39,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:46:39,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1627412330] [2025-02-05 20:46:39,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:46:39,525 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 20:46:39,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:46:39,527 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 20:46:39,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-02-05 20:46:39,597 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-02-05 20:46:40,005 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-02-05 20:46:40,006 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:46:40,006 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:46:40,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 20:46:40,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:46:40,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2025-02-05 20:46:40,066 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 20:46:40,066 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 20:46:40,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1627412330] [2025-02-05 20:46:40,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1627412330] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 20:46:40,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 20:46:40,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 20:46:40,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483329116] [2025-02-05 20:46:40,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 20:46:40,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 20:46:40,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 20:46:40,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 20:46:40,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:46:40,082 INFO L87 Difference]: Start difference. First operand has 72 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-05 20:46:40,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:46:40,102 INFO L93 Difference]: Finished difference Result 138 states and 239 transitions. [2025-02-05 20:46:40,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 20:46:40,103 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 163 [2025-02-05 20:46:40,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:46:40,107 INFO L225 Difference]: With dead ends: 138 [2025-02-05 20:46:40,107 INFO L226 Difference]: Without dead ends: 69 [2025-02-05 20:46:40,110 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:46:40,112 INFO L435 NwaCegarLoop]: 104 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, 104 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 20:46:40,112 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 20:46:40,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-02-05 20:46:40,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2025-02-05 20:46:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 41 states have internal predecessors, (52), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2025-02-05 20:46:40,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2025-02-05 20:46:40,141 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 163 [2025-02-05 20:46:40,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:46:40,141 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2025-02-05 20:46:40,142 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-05 20:46:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2025-02-05 20:46:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-02-05 20:46:40,149 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:46:40,149 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:46:40,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-02-05 20:46:40,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 20:46:40,350 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:46:40,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:46:40,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1590644865, now seen corresponding path program 1 times [2025-02-05 20:46:40,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:46:40,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1387344962] [2025-02-05 20:46:40,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:46:40,352 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 20:46:40,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:46:40,354 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 20:46:40,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-02-05 20:46:40,413 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-02-05 20:46:41,294 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-02-05 20:46:41,295 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:46:41,295 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:46:41,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-02-05 20:46:41,331 INFO L279 TraceCheckSpWp]: Computing forward predicates...