./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c7856047a8856614d3626f64240352cf62a7e5366932f4184c4906de36152b1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 03:50:45,634 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 03:50:45,685 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 03:50:45,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 03:50:45,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 03:50:45,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 03:50:45,713 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 03:50:45,713 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 03:50:45,713 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 03:50:45,713 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 03:50:45,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 03:50:45,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 03:50:45,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 03:50:45,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 03:50:45,713 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 03:50:45,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 03:50:45,714 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:50:45,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 03:50:45,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 03:50:45,715 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c7856047a8856614d3626f64240352cf62a7e5366932f4184c4906de36152b1 [2025-03-17 03:50:45,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 03:50:45,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 03:50:45,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 03:50:45,963 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 03:50:45,964 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 03:50:45,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i [2025-03-17 03:50:47,128 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fee7f20d/d520d0bd87294e99bba463b99d54c767/FLAG9109603dd [2025-03-17 03:50:47,423 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 03:50:47,424 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i [2025-03-17 03:50:47,433 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fee7f20d/d520d0bd87294e99bba463b99d54c767/FLAG9109603dd [2025-03-17 03:50:47,448 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fee7f20d/d520d0bd87294e99bba463b99d54c767 [2025-03-17 03:50:47,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 03:50:47,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 03:50:47,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 03:50:47,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 03:50:47,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 03:50:47,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d81f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47, skipping insertion in model container [2025-03-17 03:50:47,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,474 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 03:50:47,584 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i[915,928] [2025-03-17 03:50:47,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:50:47,635 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 03:50:47,642 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i[915,928] [2025-03-17 03:50:47,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:50:47,670 INFO L204 MainTranslator]: Completed translation [2025-03-17 03:50:47,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47 WrapperNode [2025-03-17 03:50:47,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 03:50:47,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 03:50:47,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 03:50:47,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 03:50:47,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,699 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2025-03-17 03:50:47,699 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 03:50:47,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 03:50:47,700 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 03:50:47,700 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 03:50:47,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,709 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,722 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-17 03:50:47,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,723 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,727 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 03:50:47,732 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 03:50:47,732 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 03:50:47,732 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 03:50:47,733 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (1/1) ... [2025-03-17 03:50:47,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:50:47,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:50:47,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 03:50:47,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 03:50:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 03:50:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 03:50:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 03:50:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 03:50:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 03:50:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 03:50:47,841 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 03:50:47,843 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 03:50:48,118 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L136: havoc property_#t~bitwise20#1;havoc property_#t~short21#1; [2025-03-17 03:50:48,152 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-17 03:50:48,152 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 03:50:48,164 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 03:50:48,164 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 03:50:48,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:50:48 BoogieIcfgContainer [2025-03-17 03:50:48,165 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 03:50:48,166 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 03:50:48,166 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 03:50:48,170 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 03:50:48,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:50:47" (1/3) ... [2025-03-17 03:50:48,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b54592a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:50:48, skipping insertion in model container [2025-03-17 03:50:48,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:47" (2/3) ... [2025-03-17 03:50:48,171 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b54592a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:50:48, skipping insertion in model container [2025-03-17 03:50:48,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:50:48" (3/3) ... [2025-03-17 03:50:48,171 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-43.i [2025-03-17 03:50:48,183 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 03:50:48,184 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-43.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 03:50:48,222 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 03:50:48,232 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;@7d34f581, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 03:50:48,233 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 03:50:48,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 45 states have (on average 1.4) internal successors, (63), 46 states have internal predecessors, (63), 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) [2025-03-17 03:50:48,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-17 03:50:48,245 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:50:48,245 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:50:48,246 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:50:48,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:50:48,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1483292825, now seen corresponding path program 1 times [2025-03-17 03:50:48,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:50:48,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191980674] [2025-03-17 03:50:48,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:50:48,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:50:48,331 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-17 03:50:48,358 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-17 03:50:48,358 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:50:48,358 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:50:48,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-03-17 03:50:48,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 03:50:48,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191980674] [2025-03-17 03:50:48,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191980674] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 03:50:48,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889595011] [2025-03-17 03:50:48,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:50:48,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 03:50:48,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:50:48,525 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 03:50:48,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 03:50:48,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-17 03:50:48,687 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-17 03:50:48,687 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:50:48,687 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:50:48,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 03:50:48,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:50:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-03-17 03:50:48,732 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 03:50:48,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889595011] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:50:48,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 03:50:48,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 03:50:48,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045732352] [2025-03-17 03:50:48,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:50:48,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 03:50:48,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 03:50:48,753 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 03:50:48,753 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:50:48,755 INFO L87 Difference]: Start difference. First operand has 74 states, 45 states have (on average 1.4) internal successors, (63), 46 states have internal predecessors, (63), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2025-03-17 03:50:48,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:50:48,786 INFO L93 Difference]: Finished difference Result 147 states and 255 transitions. [2025-03-17 03:50:48,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 03:50:48,788 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (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 162 [2025-03-17 03:50:48,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:50:48,794 INFO L225 Difference]: With dead ends: 147 [2025-03-17 03:50:48,794 INFO L226 Difference]: Without dead ends: 72 [2025-03-17 03:50:48,796 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:50:48,799 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 03:50:48,799 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:50:48,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-17 03:50:48,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-17 03:50:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 44 states have internal predecessors, (59), 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) [2025-03-17 03:50:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2025-03-17 03:50:48,831 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 162 [2025-03-17 03:50:48,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:50:48,831 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2025-03-17 03:50:48,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (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) [2025-03-17 03:50:48,832 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2025-03-17 03:50:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-17 03:50:48,834 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:50:48,834 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:50:48,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 03:50:49,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-17 03:50:49,035 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:50:49,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:50:49,035 INFO L85 PathProgramCache]: Analyzing trace with hash -693179961, now seen corresponding path program 1 times [2025-03-17 03:50:49,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:50:49,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672067917] [2025-03-17 03:50:49,036 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:50:49,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:50:49,051 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-17 03:50:49,086 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-17 03:50:49,087 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:50:49,087 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:50:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2025-03-17 03:50:49,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 03:50:49,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672067917] [2025-03-17 03:50:49,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672067917] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:50:49,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 03:50:49,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 03:50:49,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108327596] [2025-03-17 03:50:49,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:50:49,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 03:50:49,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 03:50:49,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 03:50:49,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 03:50:49,263 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-03-17 03:50:49,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:50:49,283 INFO L93 Difference]: Finished difference Result 144 states and 223 transitions. [2025-03-17 03:50:49,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 03:50:49,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 162 [2025-03-17 03:50:49,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:50:49,286 INFO L225 Difference]: With dead ends: 144 [2025-03-17 03:50:49,286 INFO L226 Difference]: Without dead ends: 73 [2025-03-17 03:50:49,287 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 03:50:49,287 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 03:50:49,287 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 211 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:50:49,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2025-03-17 03:50:49,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2025-03-17 03:50:49,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 45 states have internal predecessors, (60), 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) [2025-03-17 03:50:49,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 112 transitions. [2025-03-17 03:50:49,303 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 112 transitions. Word has length 162 [2025-03-17 03:50:49,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:50:49,304 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 112 transitions. [2025-03-17 03:50:49,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2025-03-17 03:50:49,304 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2025-03-17 03:50:49,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-17 03:50:49,305 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:50:49,306 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:50:49,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 03:50:49,306 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:50:49,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:50:49,306 INFO L85 PathProgramCache]: Analyzing trace with hash 194323720, now seen corresponding path program 1 times [2025-03-17 03:50:49,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:50:49,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596816077] [2025-03-17 03:50:49,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:50:49,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:50:49,333 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-17 03:50:49,426 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-17 03:50:49,427 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:50:49,427 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 03:50:49,427 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 03:50:49,436 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-17 03:50:49,517 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-17 03:50:49,518 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:50:49,518 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 03:50:49,561 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 03:50:49,562 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 03:50:49,563 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 03:50:49,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 03:50:49,566 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-17 03:50:49,650 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 03:50:49,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 03:50:49 BoogieIcfgContainer [2025-03-17 03:50:49,654 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 03:50:49,654 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 03:50:49,654 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 03:50:49,654 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 03:50:49,655 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:50:48" (3/4) ... [2025-03-17 03:50:49,657 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 03:50:49,657 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 03:50:49,658 INFO L158 Benchmark]: Toolchain (without parser) took 2206.55ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 61.5MB in the end (delta: 42.3MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2025-03-17 03:50:49,658 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:50:49,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.73ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 89.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 03:50:49,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.36ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 86.2MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:50:49,660 INFO L158 Benchmark]: Boogie Preprocessor took 32.03ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 83.1MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 03:50:49,660 INFO L158 Benchmark]: IcfgBuilder took 432.71ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 61.0MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 03:50:49,660 INFO L158 Benchmark]: TraceAbstraction took 1487.36ms. Allocated memory is still 142.6MB. Free memory was 60.0MB in the beginning and 61.5MB in the end (delta: -1.6MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2025-03-17 03:50:49,660 INFO L158 Benchmark]: Witness Printer took 3.39ms. Allocated memory is still 142.6MB. Free memory was 61.5MB in the beginning and 61.5MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:50:49,661 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.73ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 89.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.36ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 86.2MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.03ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 83.1MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 432.71ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 61.0MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1487.36ms. Allocated memory is still 142.6MB. Free memory was 60.0MB in the beginning and 61.5MB in the end (delta: -1.6MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. * Witness Printer took 3.39ms. Allocated memory is still 142.6MB. Free memory was 61.5MB in the beginning and 61.5MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 94, overapproximation of someBinaryFLOATComparisonOperation at line 93, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 136, overapproximation of someBinaryFLOATComparisonOperation at line 50, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 51. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 1000.6; [L23] float var_1_2 = 255.675; [L24] float var_1_3 = 10.4; [L25] float var_1_4 = 31.4; [L26] double var_1_5 = 7.75; [L27] double var_1_6 = 63.1; [L28] signed char var_1_7 = 32; [L29] signed char var_1_10 = 64; [L30] signed short int var_1_11 = 5; [L31] unsigned short int var_1_12 = 4; [L32] unsigned char var_1_13 = 1; [L33] unsigned short int var_1_14 = 49632; [L34] unsigned short int var_1_15 = 0; [L35] signed char var_1_16 = 50; [L36] signed char var_1_18 = 2; [L37] signed char var_1_19 = 25; [L38] signed char var_1_20 = 10; [L39] signed char var_1_21 = 1; [L40] signed char var_1_22 = 8; [L41] unsigned long int var_1_23 = 25; [L42] unsigned short int var_1_24 = 32; [L43] signed long int var_1_26 = 50; [L44] signed char last_1_var_1_7 = 32; [L45] signed short int last_1_var_1_11 = 5; [L46] signed long int last_1_var_1_26 = 50; [L140] isInitial = 1 [L141] FCALL initially() [L142] int k_loop; [L143] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_2=10227/40, var_1_3=52/5, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L143] COND TRUE k_loop < 1 [L144] CALL updateLastVariables() [L131] last_1_var_1_7 = var_1_7 [L132] last_1_var_1_11 = var_1_11 [L133] last_1_var_1_26 = var_1_26 [L144] RET updateLastVariables() [L145] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_float() [L89] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_3=52/5, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_3=52/5, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L89] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_3=52/5, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L90] var_1_3 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L91] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L92] var_1_4 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L93] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L94] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L94] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32] [L95] var_1_5 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_6=631/10, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_6=631/10, var_1_7=32] [L96] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_6=631/10, var_1_7=32] [L97] var_1_6 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L98] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L99] var_1_10 = __VERIFIER_nondet_char() [L100] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L100] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L101] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L101] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L102] var_1_13 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L103] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L104] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L104] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L105] var_1_14 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_14 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L106] RET assume_abort_if_not(var_1_14 >= 32767) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L107] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L107] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=0, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L108] var_1_15 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L109] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L110] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L110] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L111] var_1_18 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L112] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L113] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L113] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L114] var_1_19 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_19 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L115] RET assume_abort_if_not(var_1_19 >= -63) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L116] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L116] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L117] var_1_20 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_20 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L118] RET assume_abort_if_not(var_1_20 >= -63) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L119] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L119] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L120] var_1_21 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_21 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L121] RET assume_abort_if_not(var_1_21 >= -1) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L122] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L122] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L123] var_1_22 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L124] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L125] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L125] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32, var_1_26=50, var_1_7=32] [L126] var_1_24 = __VERIFIER_nondet_ushort() [L127] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_26=50, var_1_7=32] [L127] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_26=50, var_1_7=32] [L128] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32642, var_1_26=50, var_1_7=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32642, var_1_26=50, var_1_7=32] [L128] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=5003/5, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32642, var_1_26=50, var_1_7=32] [L145] RET updateVariables() [L146] CALL step() [L50] COND TRUE (- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4)) [L51] var_1_1 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L55] COND TRUE var_1_1 > var_1_4 [L56] var_1_11 = var_1_10 VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=-124, var_1_12=4, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L60] COND TRUE \read(var_1_13) [L61] var_1_12 = (var_1_14 - var_1_15) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L63] signed char stepLocal_0 = var_1_20; VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, stepLocal_0=-62, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L64] COND TRUE var_1_1 <= (((((var_1_1) < (var_1_1)) ? (var_1_1) : (var_1_1))) + var_1_1) [L65] var_1_16 = ((((var_1_10) < ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20))) ? (var_1_10) : ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20)))) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, stepLocal_0=-62, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=-125, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=25, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L73] COND TRUE (- (var_1_14 - var_1_24)) < var_1_10 [L74] var_1_23 = (var_1_24 + (var_1_22 + 4u)) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, stepLocal_0=-62, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=-125, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=32772, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L78] COND FALSE !(var_1_6 != 49.125) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, stepLocal_0=-62, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=-125, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=32772, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L83] EXPR var_1_12 & last_1_var_1_7 VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, stepLocal_0=-62, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=-125, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=32772, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L83] COND FALSE !(-4 > (var_1_12 & last_1_var_1_7)) [L146] RET step() [L147] CALL, EXPR property() [L136] EXPR (((- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4))) ? (var_1_1 == ((double) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : (var_1_1 == ((double) var_1_5))) && ((-4 > (var_1_12 & last_1_var_1_7)) ? (var_1_7 == ((signed char) var_1_10)) : 1) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=-125, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=32772, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L136-L137] return ((((((((- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4))) ? (var_1_1 == ((double) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : (var_1_1 == ((double) var_1_5))) && ((-4 > (var_1_12 & last_1_var_1_7)) ? (var_1_7 == ((signed char) var_1_10)) : 1)) && ((var_1_1 > var_1_4) ? (var_1_11 == ((signed short int) var_1_10)) : (var_1_11 == ((signed short int) ((((last_1_var_1_11) < (((16 - 32) + (64 + var_1_10)))) ? (last_1_var_1_11) : (((16 - 32) + (64 + var_1_10))))))))) && (var_1_13 ? (var_1_12 == ((unsigned short int) (var_1_14 - var_1_15))) : 1)) && ((var_1_1 <= (((((var_1_1) < (var_1_1)) ? (var_1_1) : (var_1_1))) + var_1_1)) ? (var_1_16 == ((signed char) ((((var_1_10) < ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20))) ? (var_1_10) : ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20)))))) : ((var_1_19 < var_1_20) ? (var_1_16 == ((signed char) (var_1_21 - var_1_22))) : (var_1_16 == ((signed char) var_1_10))))) && (((- (var_1_14 - var_1_24)) < var_1_10) ? (var_1_23 == ((unsigned long int) (var_1_24 + (var_1_22 + 4u)))) : (var_1_23 == ((unsigned long int) ((((var_1_14) < (var_1_12)) ? (var_1_14) : (var_1_12))))))) && ((var_1_6 != 49.125) ? ((((((64u) < 0 ) ? -(64u) : (64u))) < last_1_var_1_26) ? (var_1_26 == ((signed long int) var_1_15)) : 1) : 1) ; [L147] RET, EXPR property() [L147] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=-125, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=32772, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=5, last_1_var_1_26=50, last_1_var_1_7=32, var_1_10=-124, var_1_11=-124, var_1_12=0, var_1_13=1, var_1_14=-2147385345, var_1_15=32767, var_1_16=-125, var_1_18=-63, var_1_19=-63, var_1_1=49637, var_1_20=-62, var_1_21=-1, var_1_22=126, var_1_23=32772, var_1_24=32642, var_1_26=50, var_1_5=49637, var_1_6=49637, var_1_7=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 141 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 3, 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, 322 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 103 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 219 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 648 NumberOfCodeBlocks, 648 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 483 ConstructedInterpolants, 0 QuantifiedInterpolants, 485 SizeOfPredicates, 0 NumberOfNonLiveVariables, 376 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3850/3900 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-17 03:50:49,679 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c7856047a8856614d3626f64240352cf62a7e5366932f4184c4906de36152b1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 03:50:51,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 03:50:51,536 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 03:50:51,545 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 03:50:51,546 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 03:50:51,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 03:50:51,567 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 03:50:51,567 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 03:50:51,567 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 03:50:51,567 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 03:50:51,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 03:50:51,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 03:50:51,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 03:50:51,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 03:50:51,568 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 03:50:51,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 03:50:51,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 03:50:51,568 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 03:50:51,569 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 03:50:51,570 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 03:50:51,570 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 03:50:51,570 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 03:50:51,570 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 03:50:51,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:50:51,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 03:50:51,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 03:50:51,570 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 03:50:51,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 03:50:51,570 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 03:50:51,571 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 03:50:51,571 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 03:50:51,571 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 03:50:51,571 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 03:50:51,571 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 03:50:51,571 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c7856047a8856614d3626f64240352cf62a7e5366932f4184c4906de36152b1 [2025-03-17 03:50:51,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 03:50:51,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 03:50:51,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 03:50:51,793 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 03:50:51,794 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 03:50:51,795 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i [2025-03-17 03:50:52,985 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46e8ff272/57604507a3374763bffd5ad765fd3b1a/FLAG22578229f [2025-03-17 03:50:53,179 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 03:50:53,180 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i [2025-03-17 03:50:53,185 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46e8ff272/57604507a3374763bffd5ad765fd3b1a/FLAG22578229f [2025-03-17 03:50:53,563 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46e8ff272/57604507a3374763bffd5ad765fd3b1a [2025-03-17 03:50:53,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 03:50:53,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 03:50:53,566 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 03:50:53,566 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 03:50:53,569 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 03:50:53,570 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa222b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53, skipping insertion in model container [2025-03-17 03:50:53,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,586 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 03:50:53,671 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i[915,928] [2025-03-17 03:50:53,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:50:53,723 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 03:50:53,730 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-43.i[915,928] [2025-03-17 03:50:53,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:50:53,770 INFO L204 MainTranslator]: Completed translation [2025-03-17 03:50:53,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53 WrapperNode [2025-03-17 03:50:53,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 03:50:53,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 03:50:53,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 03:50:53,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 03:50:53,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,811 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 157 [2025-03-17 03:50:53,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 03:50:53,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 03:50:53,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 03:50:53,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 03:50:53,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,825 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,839 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-17 03:50:53,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,851 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 03:50:53,868 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 03:50:53,869 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 03:50:53,869 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 03:50:53,870 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (1/1) ... [2025-03-17 03:50:53,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:50:53,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:50:53,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 03:50:53,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 03:50:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 03:50:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 03:50:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 03:50:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 03:50:53,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 03:50:53,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 03:50:53,979 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 03:50:53,980 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 03:51:04,942 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-17 03:51:04,942 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 03:51:04,954 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 03:51:04,954 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 03:51:04,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:51:04 BoogieIcfgContainer [2025-03-17 03:51:04,954 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 03:51:04,956 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 03:51:04,956 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 03:51:04,960 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 03:51:04,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:50:53" (1/3) ... [2025-03-17 03:51:04,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f80e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:51:04, skipping insertion in model container [2025-03-17 03:51:04,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:50:53" (2/3) ... [2025-03-17 03:51:04,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f80e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:51:04, skipping insertion in model container [2025-03-17 03:51:04,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:51:04" (3/3) ... [2025-03-17 03:51:04,962 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-43.i [2025-03-17 03:51:04,972 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 03:51:04,973 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-43.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 03:51:05,019 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 03:51:05,029 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;@22b15e0c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 03:51:05,030 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 03:51:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 36 states have internal predecessors, (48), 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) [2025-03-17 03:51:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-03-17 03:51:05,046 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:51:05,047 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] [2025-03-17 03:51:05,047 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:51:05,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:51:05,051 INFO L85 PathProgramCache]: Analyzing trace with hash 726257580, now seen corresponding path program 1 times [2025-03-17 03:51:05,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:51:05,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002517290] [2025-03-17 03:51:05,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:51:05,059 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 03:51:05,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:51:05,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 03:51:05,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-17 03:51:05,141 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-17 03:51:05,478 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-17 03:51:05,479 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:51:05,479 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:51:05,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 03:51:05,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:51:05,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2025-03-17 03:51:05,536 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 03:51:05,536 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 03:51:05,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002517290] [2025-03-17 03:51:05,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2002517290] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:51:05,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 03:51:05,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 03:51:05,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682707590] [2025-03-17 03:51:05,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:51:05,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 03:51:05,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 03:51:05,559 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 03:51:05,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:51:05,561 INFO L87 Difference]: Start difference. First operand has 64 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 36 states have internal predecessors, (48), 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 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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) [2025-03-17 03:51:05,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:51:05,577 INFO L93 Difference]: Finished difference Result 127 states and 225 transitions. [2025-03-17 03:51:05,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 03:51:05,578 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (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 158 [2025-03-17 03:51:05,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:51:05,582 INFO L225 Difference]: With dead ends: 127 [2025-03-17 03:51:05,582 INFO L226 Difference]: Without dead ends: 62 [2025-03-17 03:51:05,585 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:51:05,586 INFO L435 NwaCegarLoop]: 97 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, 97 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 03:51:05,586 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:51:05,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-03-17 03:51:05,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-03-17 03:51:05,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 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) [2025-03-17 03:51:05,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 95 transitions. [2025-03-17 03:51:05,618 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 95 transitions. Word has length 158 [2025-03-17 03:51:05,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:51:05,619 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 95 transitions. [2025-03-17 03:51:05,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (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) [2025-03-17 03:51:05,619 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2025-03-17 03:51:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-03-17 03:51:05,621 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:51:05,621 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] [2025-03-17 03:51:05,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-17 03:51:05,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 03:51:05,822 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:51:05,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:51:05,823 INFO L85 PathProgramCache]: Analyzing trace with hash 114728555, now seen corresponding path program 1 times [2025-03-17 03:51:05,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:51:05,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [491841096] [2025-03-17 03:51:05,823 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:51:05,824 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 03:51:05,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:51:05,825 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 03:51:05,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-17 03:51:05,874 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-17 03:51:06,199 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-17 03:51:06,199 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:51:06,199 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:51:06,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-03-17 03:51:06,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:51:27,143 WARN L286 SmtUtils]: Spent 5.71s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-17 03:51:52,584 WARN L286 SmtUtils]: Spent 13.04s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-03-17 03:51:58,088 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-17 03:52:03,615 WARN L286 SmtUtils]: Spent 5.53s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-17 03:52:10,696 WARN L286 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-17 03:52:19,217 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-17 03:52:25,559 WARN L286 SmtUtils]: Spent 6.34s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)