./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_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_normal_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 4a2852bfaff465fc69457afab402306b9fc2524ec5f6d94f3c94226f5f002d6e --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:33:48,448 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:33:48,524 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 20:33:48,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:33:48,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:33:48,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:33:48,561 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:33:48,561 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:33:48,562 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:33:48,562 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:33:48,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:33:48,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:33:48,563 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:33:48,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:33:48,564 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:33:48,565 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:33:48,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 20:33:48,565 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:33:48,566 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:33:48,567 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:33:48,567 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:33:48,567 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 -> 4a2852bfaff465fc69457afab402306b9fc2524ec5f6d94f3c94226f5f002d6e [2025-02-05 20:33:48,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:33:48,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:33:48,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:33:48,861 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:33:48,861 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:33:48,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-37.i [2025-02-05 20:33:50,092 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d684028f1/b5b82f0f650148d7ab7f14f883059b8a/FLAG7db04558f [2025-02-05 20:33:50,380 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:33:50,384 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-37.i [2025-02-05 20:33:50,393 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d684028f1/b5b82f0f650148d7ab7f14f883059b8a/FLAG7db04558f [2025-02-05 20:33:50,413 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d684028f1/b5b82f0f650148d7ab7f14f883059b8a [2025-02-05 20:33:50,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:33:50,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:33:50,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:33:50,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:33:50,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:33:50,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f4953e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50, skipping insertion in model container [2025-02-05 20:33:50,426 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,448 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:33:50,574 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_normal_file-37.i[913,926] [2025-02-05 20:33:50,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:33:50,630 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:33:50,639 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_normal_file-37.i[913,926] [2025-02-05 20:33:50,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:33:50,678 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:33:50,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50 WrapperNode [2025-02-05 20:33:50,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:33:50,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:33:50,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:33:50,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:33:50,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,696 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,739 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2025-02-05 20:33:50,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:33:50,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:33:50,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:33:50,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:33:50,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,752 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,770 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 20:33:50,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,773 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,779 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:33:50,792 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:33:50,793 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:33:50,793 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:33:50,794 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (1/1) ... [2025-02-05 20:33:50,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:33:50,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:33:50,821 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 20:33:50,827 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 20:33:50,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:33:50,845 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:33:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:33:50,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 20:33:50,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:33:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:33:50,920 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:33:50,922 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:33:51,308 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-02-05 20:33:51,309 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:33:51,317 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:33:51,317 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:33:51,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:33:51 BoogieIcfgContainer [2025-02-05 20:33:51,317 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:33:51,320 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:33:51,320 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:33:51,324 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:33:51,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:33:50" (1/3) ... [2025-02-05 20:33:51,325 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@252907de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:33:51, skipping insertion in model container [2025-02-05 20:33:51,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:50" (2/3) ... [2025-02-05 20:33:51,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@252907de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:33:51, skipping insertion in model container [2025-02-05 20:33:51,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:33:51" (3/3) ... [2025-02-05 20:33:51,327 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-37.i [2025-02-05 20:33:51,341 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:33:51,342 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-37.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:33:51,399 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:33:51,411 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;@5faa25d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:33:51,412 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:33:51,415 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 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 20:33:51,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-02-05 20:33:51,427 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:33:51,428 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] [2025-02-05 20:33:51,428 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:33:51,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:33:51,432 INFO L85 PathProgramCache]: Analyzing trace with hash 892122008, now seen corresponding path program 1 times [2025-02-05 20:33:51,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:33:51,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005060227] [2025-02-05 20:33:51,437 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:33:51,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:33:51,525 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-02-05 20:33:51,549 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-02-05 20:33:51,549 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:33:51,549 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:33:51,758 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 20:33:51,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 20:33:51,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005060227] [2025-02-05 20:33:51,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005060227] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 20:33:51,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736274099] [2025-02-05 20:33:51,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:33:51,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:33:51,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:33:51,763 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 20:33:51,765 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 20:33:51,869 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-02-05 20:33:51,952 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-02-05 20:33:51,953 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:33:51,953 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:33:51,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 20:33:51,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:33:52,001 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 20:33:52,005 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 20:33:52,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1736274099] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 20:33:52,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 20:33:52,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 20:33:52,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42422575] [2025-02-05 20:33:52,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 20:33:52,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 20:33:52,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 20:33:52,031 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 20:33:52,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:33:52,034 INFO L87 Difference]: Start difference. First operand has 70 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 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 18.0) internal successors, (36), 2 states have internal predecessors, (36), 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 20:33:52,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:33:52,060 INFO L93 Difference]: Finished difference Result 134 states and 235 transitions. [2025-02-05 20:33:52,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 20:33:52,063 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 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 161 [2025-02-05 20:33:52,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:33:52,070 INFO L225 Difference]: With dead ends: 134 [2025-02-05 20:33:52,071 INFO L226 Difference]: Without dead ends: 67 [2025-02-05 20:33:52,075 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 20:33:52,077 INFO L435 NwaCegarLoop]: 102 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, 102 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 20:33:52,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 20:33:52,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-02-05 20:33:52,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-02-05 20:33:52,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 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 20:33:52,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 102 transitions. [2025-02-05 20:33:52,157 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 102 transitions. Word has length 161 [2025-02-05 20:33:52,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:33:52,157 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 102 transitions. [2025-02-05 20:33:52,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 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 20:33:52,158 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2025-02-05 20:33:52,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-02-05 20:33:52,164 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:33:52,164 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] [2025-02-05 20:33:52,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-05 20:33:52,369 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 20:33:52,369 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:33:52,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:33:52,370 INFO L85 PathProgramCache]: Analyzing trace with hash 562423962, now seen corresponding path program 1 times [2025-02-05 20:33:52,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:33:52,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109295484] [2025-02-05 20:33:52,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:33:52,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:33:52,393 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-02-05 20:33:52,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-02-05 20:33:52,565 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:33:52,565 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 20:33:52,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1682656660] [2025-02-05 20:33:52,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:33:52,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:33:52,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:33:52,574 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 20:33:52,576 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 20:33:52,657 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-02-05 20:33:52,774 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-02-05 20:33:52,774 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:33:52,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:33:52,774 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 20:33:52,798 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-02-05 20:33:52,845 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-02-05 20:33:52,845 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:33:52,845 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:33:52,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 20:33:52,934 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 20:33:52,935 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 20:33:52,945 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 20:33:53,137 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 20:33:53,140 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-05 20:33:53,233 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 20:33:53,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 08:33:53 BoogieIcfgContainer [2025-02-05 20:33:53,236 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 20:33:53,237 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 20:33:53,237 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 20:33:53,237 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 20:33:53,238 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:33:51" (3/4) ... [2025-02-05 20:33:53,240 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 20:33:53,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 20:33:53,241 INFO L158 Benchmark]: Toolchain (without parser) took 2823.37ms. Allocated memory is still 167.8MB. Free memory was 123.8MB in the beginning and 67.4MB in the end (delta: 56.4MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2025-02-05 20:33:53,241 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 117.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:33:53,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.24ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 108.9MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 20:33:53,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.94ms. Allocated memory is still 167.8MB. Free memory was 108.9MB in the beginning and 106.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:33:53,242 INFO L158 Benchmark]: Boogie Preprocessor took 51.32ms. Allocated memory is still 167.8MB. Free memory was 106.2MB in the beginning and 102.6MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:33:53,242 INFO L158 Benchmark]: IcfgBuilder took 525.33ms. Allocated memory is still 167.8MB. Free memory was 102.6MB in the beginning and 81.1MB in the end (delta: 21.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 20:33:53,242 INFO L158 Benchmark]: TraceAbstraction took 1916.66ms. Allocated memory is still 167.8MB. Free memory was 80.2MB in the beginning and 67.4MB in the end (delta: 12.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2025-02-05 20:33:53,243 INFO L158 Benchmark]: Witness Printer took 3.31ms. Allocated memory is still 167.8MB. Free memory was 67.4MB in the beginning and 67.4MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:33:53,244 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 117.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.24ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 108.9MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.94ms. Allocated memory is still 167.8MB. Free memory was 108.9MB in the beginning and 106.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.32ms. Allocated memory is still 167.8MB. Free memory was 106.2MB in the beginning and 102.6MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 525.33ms. Allocated memory is still 167.8MB. Free memory was 102.6MB in the beginning and 81.1MB in the end (delta: 21.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1916.66ms. Allocated memory is still 167.8MB. Free memory was 80.2MB in the beginning and 67.4MB in the end (delta: 12.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Witness Printer took 3.31ms. Allocated memory is still 167.8MB. Free memory was 67.4MB in the beginning and 67.4MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someBinaryFLOATComparisonOperation at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 131. 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] [L135] isInitial = 1 [L136] FCALL initially() [L137] COND TRUE 1 [L138] FCALL updateLastVariables() [L139] CALL updateVariables() [L86] var_1_2 = __VERIFIER_nondet_ushort() [L87] 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] [L87] 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] [L88] 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] [L88] 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] [L89] var_1_3 = __VERIFIER_nondet_ushort() [L90] 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] [L90] 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] [L91] 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=65536, 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=65536, 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_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=65536, 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_4 = __VERIFIER_nondet_long() [L93] 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=65536, var_1_4=32767, 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=65536, var_1_4=32767, 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_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=65536, var_1_4=32767, 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_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=65536, var_1_4=32767, 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=65536, var_1_4=32767, 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_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=65536, var_1_4=32767, 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_5 = __VERIFIER_nondet_long() [L96] 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=65536, var_1_4=32767, var_1_5=1, 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=65536, var_1_4=32767, var_1_5=1, 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_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=65536, var_1_4=32767, var_1_5=1, 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_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=65536, var_1_4=32767, var_1_5=1, 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=65536, var_1_4=32767, var_1_5=1, 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_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=65536, var_1_4=32767, var_1_5=1, var_1_6=-1000000, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L98] var_1_6 = __VERIFIER_nondet_long() [L99] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L99] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L100] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L100] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L101] var_1_8 = __VERIFIER_nondet_uchar() [L102] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_9=513/2] [L102] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_9=513/2] [L103] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_9=513/2] [L103] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_9=513/2] [L104] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L104] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L105] var_1_9 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L106] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L107] var_1_12 = __VERIFIER_nondet_char() [L108] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L108] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L109] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L109] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L110] var_1_14 = __VERIFIER_nondet_uchar() [L111] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L111] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L112] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L112] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L113] var_1_15 = __VERIFIER_nondet_double() [L114] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L114] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L115] var_1_16 = __VERIFIER_nondet_double() [L116] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L116] 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L117] var_1_18 = __VERIFIER_nondet_ushort() [L118] 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=-2, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=-2, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L118] 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=-2, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L119] 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=-2, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=-2, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L119] 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=-2, 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=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L120] var_1_20 = __VERIFIER_nondet_double() [L121] 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=-2, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=-2, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L121] 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=-2, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L122] var_1_21 = __VERIFIER_nondet_double() [L123] 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=-2, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=-2, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L123] 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=-2, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L124] var_1_22 = __VERIFIER_nondet_char() [L125] 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=-2, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=-2, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L125] 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=-2, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L126] 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=-2, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [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=-2, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L126] 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=-2, var_1_19=-128, var_1_1=256, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L139] RET updateVariables() [L140] CALL step() [L47] COND FALSE !((var_1_2 - var_1_3) > var_1_4) [L50] var_1_1 = 0 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=-2, var_1_19=-128, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L52] COND FALSE !((var_1_5 / var_1_8) < (var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))))) 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=-2, var_1_19=-128, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2] [L59] COND TRUE (var_1_6 >= var_1_4) || (var_1_9 > var_1_7) [L60] var_1_10 = var_1_9 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=8, var_1_18=-2, var_1_19=-128, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=2] [L62] COND FALSE !(var_1_10 >= var_1_7) 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=8, var_1_18=-2, var_1_19=-128, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=2] [L67] COND FALSE !(\read(var_1_14)) 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=8, var_1_18=-2, var_1_19=-128, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=2] [L78] var_1_17 = (var_1_18 - var_1_3) 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=65534, var_1_18=-2, var_1_19=-128, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=2] [L79] COND TRUE var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16)) [L80] var_1_19 = ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))) 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=65534, var_1_18=-2, var_1_19=0, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=2] [L140] RET step() [L141] CALL, EXPR property() [L131-L132] 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=65534, var_1_18=-2, var_1_19=0, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=2] [L141] RET, EXPR property() [L141] 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=65534, var_1_18=-2, var_1_19=0, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, 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=65534, var_1_18=-2, var_1_19=0, var_1_1=0, var_1_22=0, var_1_2=32767, var_1_3=65536, var_1_4=32767, var_1_5=1, var_1_6=32767, var_1_7=644/5, var_1_8=2, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, 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, 102 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, 102 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 320 SizeOfPredicates, 0 NumberOfNonLiveVariables, 354 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 20:33:53,265 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_normal_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 4a2852bfaff465fc69457afab402306b9fc2524ec5f6d94f3c94226f5f002d6e --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:33:55,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:33:55,596 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 20:33:55,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:33:55,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:33:55,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:33:55,634 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:33:55,635 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:33:55,635 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:33:55,635 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:33:55,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:33:55,635 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:33:55,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:33:55,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:33:55,636 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:33:55,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:33:55,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:33:55,637 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:33:55,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:33:55,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:33:55,638 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:33:55,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:33:55,639 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:33:55,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:33:55,640 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:33:55,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:33:55,640 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 20:33:55,640 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 20:33:55,640 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:33:55,640 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:33:55,640 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:33:55,641 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:33:55,641 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 -> 4a2852bfaff465fc69457afab402306b9fc2524ec5f6d94f3c94226f5f002d6e [2025-02-05 20:33:55,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:33:55,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:33:55,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:33:55,933 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:33:55,934 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:33:55,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-37.i [2025-02-05 20:33:57,196 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/17a26748a/cbbe9b3b343b4f3397a8486125f8c7bc/FLAGe106b086e [2025-02-05 20:33:57,401 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:33:57,402 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-37.i [2025-02-05 20:33:57,413 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/17a26748a/cbbe9b3b343b4f3397a8486125f8c7bc/FLAGe106b086e [2025-02-05 20:33:57,431 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/17a26748a/cbbe9b3b343b4f3397a8486125f8c7bc [2025-02-05 20:33:57,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:33:57,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:33:57,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:33:57,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:33:57,442 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:33:57,443 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107a0ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57, skipping insertion in model container [2025-02-05 20:33:57,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,461 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:33:57,598 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_normal_file-37.i[913,926] [2025-02-05 20:33:57,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:33:57,684 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:33:57,696 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_normal_file-37.i[913,926] [2025-02-05 20:33:57,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:33:57,751 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:33:57,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57 WrapperNode [2025-02-05 20:33:57,752 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:33:57,753 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:33:57,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:33:57,754 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:33:57,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,794 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2025-02-05 20:33:57,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:33:57,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:33:57,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:33:57,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:33:57,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,809 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,818 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 20:33:57,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,819 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,827 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,828 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,829 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:33:57,837 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:33:57,837 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:33:57,837 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:33:57,838 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (1/1) ... [2025-02-05 20:33:57,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:33:57,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:33:57,868 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 20:33:57,873 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 20:33:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:33:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 20:33:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:33:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:33:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:33:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:33:57,959 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:33:57,961 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:34:09,856 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-02-05 20:34:09,857 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:34:09,871 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:34:09,871 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:34:09,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:34:09 BoogieIcfgContainer [2025-02-05 20:34:09,872 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:34:09,873 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:34:09,873 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:34:09,876 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:34:09,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:33:57" (1/3) ... [2025-02-05 20:34:09,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@380883e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:34:09, skipping insertion in model container [2025-02-05 20:34:09,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:33:57" (2/3) ... [2025-02-05 20:34:09,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@380883e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:34:09, skipping insertion in model container [2025-02-05 20:34:09,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:34:09" (3/3) ... [2025-02-05 20:34:09,878 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-37.i [2025-02-05 20:34:09,904 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:34:09,906 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-37.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:34:09,958 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:34:09,969 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;@1c036942, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:34:09,969 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:34:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 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 20:34:09,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-02-05 20:34:09,987 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:34:09,987 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] [2025-02-05 20:34:09,988 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:34:09,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:34:09,992 INFO L85 PathProgramCache]: Analyzing trace with hash 892122008, now seen corresponding path program 1 times [2025-02-05 20:34:10,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:34:10,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450441676] [2025-02-05 20:34:10,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:34:10,001 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 20:34:10,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:34:10,004 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 20:34:10,005 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 20:34:10,081 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-02-05 20:34:10,528 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-02-05 20:34:10,529 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:34:10,529 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:34:10,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 20:34:10,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:34:10,614 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 20:34:10,615 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 20:34:10,615 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 20:34:10,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [450441676] [2025-02-05 20:34:10,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [450441676] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 20:34:10,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 20:34:10,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 20:34:10,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538720714] [2025-02-05 20:34:10,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 20:34:10,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 20:34:10,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 20:34:10,641 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 20:34:10,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:34:10,644 INFO L87 Difference]: Start difference. First operand has 70 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 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), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-05 20:34:10,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:34:10,665 INFO L93 Difference]: Finished difference Result 134 states and 235 transitions. [2025-02-05 20:34:10,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 20:34:10,667 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), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 161 [2025-02-05 20:34:10,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:34:10,672 INFO L225 Difference]: With dead ends: 134 [2025-02-05 20:34:10,673 INFO L226 Difference]: Without dead ends: 67 [2025-02-05 20:34:10,676 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 20:34:10,682 INFO L435 NwaCegarLoop]: 102 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, 102 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 20:34:10,684 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 20:34:10,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-02-05 20:34:10,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-02-05 20:34:10,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 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 20:34:10,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 102 transitions. [2025-02-05 20:34:10,734 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 102 transitions. Word has length 161 [2025-02-05 20:34:10,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:34:10,734 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 102 transitions. [2025-02-05 20:34:10,734 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), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-05 20:34:10,735 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2025-02-05 20:34:10,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-02-05 20:34:10,737 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:34:10,738 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] [2025-02-05 20:34:10,759 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 20:34:10,938 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 20:34:10,939 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:34:10,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:34:10,940 INFO L85 PathProgramCache]: Analyzing trace with hash 562423962, now seen corresponding path program 1 times [2025-02-05 20:34:10,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:34:10,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125458711] [2025-02-05 20:34:10,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:34:10,941 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 20:34:10,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:34:10,943 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 20:34:10,944 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 20:34:11,029 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-02-05 20:34:11,476 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-02-05 20:34:11,477 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:34:11,477 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:34:11,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-02-05 20:34:11,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:34:30,777 WARN L286 SmtUtils]: Spent 6.46s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-02-05 20:35:01,589 WARN L286 SmtUtils]: Spent 6.55s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)