./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.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_codestructure_steplocals_file-83.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 eabb1bbfe10cdb96cfc85fe8676f2cef4c361379da5f7a5928c768ba6d850de9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:25:47,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:25:47,726 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-16 23:25:47,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:25:47,734 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:25:47,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:25:47,752 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:25:47,752 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:25:47,752 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:25:47,753 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:25:47,753 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:25:47,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:25:47,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:25:47,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:25:47,754 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:25:47,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:25:47,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:25:47,754 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:25:47,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 23:25:47,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:25:47,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:25:47,755 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:25:47,755 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:25:47,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:25:47,756 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:25:47,757 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:25:47,757 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 -> eabb1bbfe10cdb96cfc85fe8676f2cef4c361379da5f7a5928c768ba6d850de9 [2025-03-16 23:25:47,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:25:47,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:25:47,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:25:47,997 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:25:47,997 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:25:47,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.i [2025-03-16 23:25:49,168 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821f38a00/6fdda51d9fc246cf82b1c007089e39f8/FLAG45478f09b [2025-03-16 23:25:49,393 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:25:49,394 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.i [2025-03-16 23:25:49,403 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821f38a00/6fdda51d9fc246cf82b1c007089e39f8/FLAG45478f09b [2025-03-16 23:25:49,419 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821f38a00/6fdda51d9fc246cf82b1c007089e39f8 [2025-03-16 23:25:49,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:25:49,423 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:25:49,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:25:49,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:25:49,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:25:49,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a87a9a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49, skipping insertion in model container [2025-03-16 23:25:49,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,447 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:25:49,550 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.i[917,930] [2025-03-16 23:25:49,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:25:49,599 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:25:49,606 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.i[917,930] [2025-03-16 23:25:49,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:25:49,654 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:25:49,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49 WrapperNode [2025-03-16 23:25:49,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:25:49,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:25:49,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:25:49,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:25:49,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,708 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2025-03-16 23:25:49,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:25:49,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:25:49,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:25:49,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:25:49,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,721 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,737 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]. [2025-03-16 23:25:49,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,744 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,747 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:25:49,753 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:25:49,753 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:25:49,753 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:25:49,754 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (1/1) ... [2025-03-16 23:25:49,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:25:49,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:25:49,784 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) [2025-03-16 23:25:49,787 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 [2025-03-16 23:25:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:25:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:25:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:25:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 23:25:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:25:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:25:49,860 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:25:49,861 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:25:50,129 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L123: havoc property_#t~ite23#1;havoc property_#t~bitwise21#1;havoc property_#t~bitwise22#1;havoc property_#t~short24#1; [2025-03-16 23:25:50,152 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-16 23:25:50,152 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:25:50,169 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:25:50,169 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:25:50,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:25:50 BoogieIcfgContainer [2025-03-16 23:25:50,170 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:25:50,173 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:25:50,173 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:25:50,176 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:25:50,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:25:49" (1/3) ... [2025-03-16 23:25:50,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13d23f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:25:50, skipping insertion in model container [2025-03-16 23:25:50,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:49" (2/3) ... [2025-03-16 23:25:50,178 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13d23f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:25:50, skipping insertion in model container [2025-03-16 23:25:50,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:25:50" (3/3) ... [2025-03-16 23:25:50,179 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-83.i [2025-03-16 23:25:50,190 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:25:50,192 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-83.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:25:50,238 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:25:50,249 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;@7a3e1326, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:25:50,250 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:25:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 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) [2025-03-16 23:25:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-16 23:25:50,262 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:25:50,263 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] [2025-03-16 23:25:50,263 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:25:50,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:25:50,267 INFO L85 PathProgramCache]: Analyzing trace with hash -256240018, now seen corresponding path program 1 times [2025-03-16 23:25:50,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:25:50,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60916567] [2025-03-16 23:25:50,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:25:50,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:25:50,344 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-16 23:25:50,362 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-16 23:25:50,362 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:25:50,362 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:25:50,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-03-16 23:25:50,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:25:50,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60916567] [2025-03-16 23:25:50,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60916567] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:25:50,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570571206] [2025-03-16 23:25:50,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:25:50,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:25:50,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:25:50,565 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) [2025-03-16 23:25:50,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 23:25:50,648 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-16 23:25:50,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-16 23:25:50,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:25:50,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:25:50,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:25:50,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:25:50,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2025-03-16 23:25:50,752 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:25:50,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570571206] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:25:50,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-16 23:25:50,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-16 23:25:50,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165268923] [2025-03-16 23:25:50,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:25:50,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:25:50,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:25:50,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:25:50,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:25:50,776 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 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) [2025-03-16 23:25:50,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:25:50,808 INFO L93 Difference]: Finished difference Result 169 states and 292 transitions. [2025-03-16 23:25:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:25:50,810 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 [2025-03-16 23:25:50,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:25:50,815 INFO L225 Difference]: With dead ends: 169 [2025-03-16 23:25:50,815 INFO L226 Difference]: Without dead ends: 84 [2025-03-16 23:25:50,818 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 [2025-03-16 23:25:50,821 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:25:50,823 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:25:50,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2025-03-16 23:25:50,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2025-03-16 23:25:50,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 56 states have internal predecessors, (78), 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) [2025-03-16 23:25:50,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 130 transitions. [2025-03-16 23:25:50,860 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 130 transitions. Word has length 162 [2025-03-16 23:25:50,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:25:50,861 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 130 transitions. [2025-03-16 23:25:50,861 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) [2025-03-16 23:25:50,861 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2025-03-16 23:25:50,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-16 23:25:50,864 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:25:50,865 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] [2025-03-16 23:25:50,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-16 23:25:51,065 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 [2025-03-16 23:25:51,066 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:25:51,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:25:51,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1384127628, now seen corresponding path program 1 times [2025-03-16 23:25:51,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:25:51,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483595889] [2025-03-16 23:25:51,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:25:51,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:25:51,084 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-16 23:25:51,258 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-16 23:25:51,258 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:25:51,258 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-16 23:25:51,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [537601486] [2025-03-16 23:25:51,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:25:51,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:25:51,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:25:51,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-16 23:25:51,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-16 23:25:51,332 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-16 23:25:51,382 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-16 23:25:51,382 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:25:51,382 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:25:51,382 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-16 23:25:51,406 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-16 23:25:51,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-16 23:25:51,560 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:25:51,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:25:51,626 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-16 23:25:51,626 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-16 23:25:51,627 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-16 23:25:51,639 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-16 23:25:51,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-16 23:25:51,832 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-16 23:25:51,900 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-16 23:25:51,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 11:25:51 BoogieIcfgContainer [2025-03-16 23:25:51,904 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-16 23:25:51,904 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-16 23:25:51,904 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-16 23:25:51,905 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-16 23:25:51,905 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:25:50" (3/4) ... [2025-03-16 23:25:51,907 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-16 23:25:51,907 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-16 23:25:51,908 INFO L158 Benchmark]: Toolchain (without parser) took 2484.94ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 90.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2025-03-16 23:25:51,909 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:25:51,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.05ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 97.0MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-16 23:25:51,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.87ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 92.5MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:25:51,910 INFO L158 Benchmark]: Boogie Preprocessor took 43.96ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 86.8MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-16 23:25:51,910 INFO L158 Benchmark]: IcfgBuilder took 416.62ms. Allocated memory is still 142.6MB. Free memory was 86.4MB in the beginning and 57.3MB in the end (delta: 29.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-16 23:25:51,911 INFO L158 Benchmark]: TraceAbstraction took 1731.16ms. Allocated memory is still 142.6MB. Free memory was 56.6MB in the beginning and 90.9MB in the end (delta: -34.3MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2025-03-16 23:25:51,911 INFO L158 Benchmark]: Witness Printer took 3.12ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 90.1MB in the end (delta: 774.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:25:51,912 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.05ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 97.0MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.87ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 92.5MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.96ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 86.8MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 416.62ms. Allocated memory is still 142.6MB. Free memory was 86.4MB in the beginning and 57.3MB in the end (delta: 29.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1731.16ms. Allocated memory is still 142.6MB. Free memory was 56.6MB in the beginning and 90.9MB in the end (delta: -34.3MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Witness Printer took 3.12ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 90.1MB in the end (delta: 774.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 123, overapproximation of someBinaryFLOATComparisonOperation at line 114, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 53, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 112, overapproximation of someBinaryArithmeticFLOAToperation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -25; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1230640054; [L25] signed long int var_1_4 = 32; [L26] signed long int var_1_5 = 128; [L27] signed long int var_1_6 = 1508873667; [L28] unsigned char var_1_7 = 64; [L29] unsigned char var_1_8 = 200; [L30] unsigned char var_1_9 = 16; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 8; [L33] float var_1_12 = 15.4; [L34] float var_1_13 = 10000.2; [L35] float var_1_14 = 0.8; [L36] float var_1_15 = 32.75; [L37] float var_1_16 = 10000000000000.375; [L38] float var_1_17 = 16.4; [L39] float var_1_18 = 8.5; [L40] float var_1_19 = 64.75; [L41] unsigned char var_1_20 = 16; [L42] signed char var_1_22 = 0; [L43] unsigned char var_1_23 = 16; [L127] isInitial = 1 [L128] FCALL initially() [L129] COND TRUE 1 [L130] FCALL updateLastVariables() [L131] CALL updateVariables() [L78] var_1_2 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_3=1230640054, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_3=1230640054, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L79] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_3=1230640054, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L80] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1230640054, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1230640054, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L80] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1230640054, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L81] var_1_3 = __VERIFIER_nondet_long() [L82] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L82] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L83] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L83] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=32, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L84] var_1_4 = __VERIFIER_nondet_long() [L85] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L85] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L86] CALL assume_abort_if_not(var_1_4 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L86] RET assume_abort_if_not(var_1_4 <= 1073741823) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=128, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L87] var_1_5 = __VERIFIER_nondet_long() [L88] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L88] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L89] CALL assume_abort_if_not(var_1_5 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L89] RET assume_abort_if_not(var_1_5 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L90] var_1_6 = __VERIFIER_nondet_long() [L91] CALL assume_abort_if_not(var_1_6 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L91] RET assume_abort_if_not(var_1_6 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L92] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L92] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L93] var_1_8 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L94] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L95] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L95] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=16] [L96] var_1_9 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L97] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278] [L98] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L98] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L99] var_1_10 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L100] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L101] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L101] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, var_1_10=522, var_1_11=8, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L102] var_1_11 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L103] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=522, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L104] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L104] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_13=50001/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L105] var_1_13 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L106] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_14=4/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L107] var_1_14 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L108] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_15=131/4, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L109] var_1_15 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L110] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L111] var_1_17 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L112] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L113] var_1_18 = __VERIFIER_nondet_float() [L114] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L114] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L115] var_1_20 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_20 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L116] RET assume_abort_if_not(var_1_20 >= 1) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L117] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L117] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L118] CALL assume_abort_if_not(var_1_20 != 127) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L118] RET assume_abort_if_not(var_1_20 != 127) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L131] RET updateVariables() [L132] CALL step() [L47] COND TRUE \read(var_1_2) [L48] var_1_1 = ((var_1_3 - var_1_4) - var_1_5) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=64, var_1_8=1278, var_1_9=-1024] [L52] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L53] COND TRUE ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) <= (- (var_1_15 / 4.9f)) [L54] var_1_12 = 31.5f VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L56] var_1_16 = (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L57] EXPR var_1_4 ^ var_1_10 VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L57] signed long int stepLocal_1 = var_1_4 ^ var_1_10; [L58] signed long int stepLocal_0 = var_1_9 % (var_1_8 - var_1_20); VAL [isInitial=1, stepLocal_0=0, stepLocal_1=10, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L59] COND FALSE !(stepLocal_0 > ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) VAL [isInitial=1, stepLocal_1=10, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L64] COND TRUE (var_1_11 % var_1_20) < var_1_1 [L65] var_1_22 = ((((10) > (var_1_10)) ? (10) : (var_1_10))) VAL [isInitial=1, stepLocal_1=10, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=10, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L67] COND FALSE !((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) [L74] var_1_23 = var_1_20 VAL [isInitial=1, stepLocal_1=10, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=10, var_1_23=126, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L132] RET step() [L133] CALL, EXPR property() [L123] EXPR ((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_4) - var_1_5))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_4))) ? (var_1_3) : ((var_1_6 - var_1_4)))) - var_1_5)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) <= (- (var_1_15 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) ? (((var_1_3 ^ var_1_5) <= (var_1_4 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=10, var_1_23=126, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L123-L124] return ((((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_4) - var_1_5))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_4))) ? (var_1_3) : ((var_1_6 - var_1_4)))) - var_1_5)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) <= (- (var_1_15 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) ? (((var_1_3 ^ var_1_5) <= (var_1_4 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1)) && (((var_1_11 % var_1_20) < var_1_1) ? (var_1_22 == ((signed char) ((((10) > (var_1_10)) ? (10) : (var_1_10))))) : 1)) && (((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) ? ((var_1_10 > var_1_7) ? (var_1_23 == ((unsigned char) ((((var_1_20) < ((var_1_8 - var_1_9))) ? (var_1_20) : ((var_1_8 - var_1_9)))))) : (var_1_23 == ((unsigned char) (((((var_1_20) > (64)) ? (var_1_20) : (64))) + var_1_11)))) : (var_1_23 == ((unsigned char) var_1_20))) ; [L133] RET, EXPR property() [L133] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=10, var_1_23=126, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] [L19] reach_error() VAL [isInitial=1, var_1_10=522, var_1_11=512, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741821, var_1_20=126, var_1_22=10, var_1_23=126, var_1_2=1, var_1_3=1073741822, var_1_4=0, var_1_5=1, var_1_6=1073741822, var_1_7=164, var_1_8=1278, var_1_9=-1024] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 86 locations, 160 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 126 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 126 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 648 NumberOfCodeBlocks, 648 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 322 ConstructedInterpolants, 0 QuantifiedInterpolants, 322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 360 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2550/2600 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-16 23:25:51,929 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.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 eabb1bbfe10cdb96cfc85fe8676f2cef4c361379da5f7a5928c768ba6d850de9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:25:53,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:25:53,771 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-16 23:25:53,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:25:53,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:25:53,793 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:25:53,794 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:25:53,794 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:25:53,794 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:25:53,794 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:25:53,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:25:53,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:25:53,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:25:53,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:25:53,795 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:25:53,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:25:53,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:25:53,795 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:25:53,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:25:53,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:25:53,796 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:25:53,796 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:25:53,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:25:53,797 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:25:53,797 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 -> eabb1bbfe10cdb96cfc85fe8676f2cef4c361379da5f7a5928c768ba6d850de9 [2025-03-16 23:25:54,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:25:54,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:25:54,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:25:54,027 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:25:54,027 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:25:54,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.i [2025-03-16 23:25:55,179 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468e9bc02/5da8a806d9e6443683da2c13cb0f17dd/FLAG10399f6ef [2025-03-16 23:25:55,360 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:25:55,362 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.i [2025-03-16 23:25:55,370 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468e9bc02/5da8a806d9e6443683da2c13cb0f17dd/FLAG10399f6ef [2025-03-16 23:25:55,384 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468e9bc02/5da8a806d9e6443683da2c13cb0f17dd [2025-03-16 23:25:55,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:25:55,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:25:55,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:25:55,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:25:55,394 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:25:55,395 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de582cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55, skipping insertion in model container [2025-03-16 23:25:55,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,412 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:25:55,516 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.i[917,930] [2025-03-16 23:25:55,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:25:55,588 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:25:55,598 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-83.i[917,930] [2025-03-16 23:25:55,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:25:55,646 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:25:55,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55 WrapperNode [2025-03-16 23:25:55,647 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:25:55,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:25:55,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:25:55,649 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:25:55,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,686 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 143 [2025-03-16 23:25:55,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:25:55,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:25:55,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:25:55,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:25:55,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,709 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,725 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]. [2025-03-16 23:25:55,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,743 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:25:55,749 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:25:55,749 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:25:55,749 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:25:55,750 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (1/1) ... [2025-03-16 23:25:55,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:25:55,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:25:55,779 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) [2025-03-16 23:25:55,782 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 [2025-03-16 23:25:55,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:25:55,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-16 23:25:55,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:25:55,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:25:55,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:25:55,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:25:55,865 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:25:55,867 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:25:57,512 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-16 23:25:57,512 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:25:57,520 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:25:57,520 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:25:57,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:25:57 BoogieIcfgContainer [2025-03-16 23:25:57,521 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:25:57,523 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:25:57,523 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:25:57,526 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:25:57,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:25:55" (1/3) ... [2025-03-16 23:25:57,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3b12cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:25:57, skipping insertion in model container [2025-03-16 23:25:57,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:25:55" (2/3) ... [2025-03-16 23:25:57,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3b12cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:25:57, skipping insertion in model container [2025-03-16 23:25:57,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:25:57" (3/3) ... [2025-03-16 23:25:57,531 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-83.i [2025-03-16 23:25:57,542 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:25:57,543 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-83.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:25:57,578 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:25:57,585 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;@b5668f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:25:57,585 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:25:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 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) [2025-03-16 23:25:57,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2025-03-16 23:25:57,596 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:25:57,596 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] [2025-03-16 23:25:57,597 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:25:57,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:25:57,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1521914346, now seen corresponding path program 1 times [2025-03-16 23:25:57,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:25:57,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1785902199] [2025-03-16 23:25:57,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:25:57,607 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 [2025-03-16 23:25:57,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:25:57,609 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) [2025-03-16 23:25:57,610 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 [2025-03-16 23:25:57,696 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-03-16 23:25:58,017 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-03-16 23:25:58,018 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:25:58,018 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:25:58,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:25:58,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:25:58,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2025-03-16 23:25:58,077 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:25:58,078 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 23:25:58,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1785902199] [2025-03-16 23:25:58,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1785902199] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:25:58,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:25:58,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-16 23:25:58,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547534248] [2025-03-16 23:25:58,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:25:58,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:25:58,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 23:25:58,094 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:25:58,094 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:25:58,096 INFO L87 Difference]: Start difference. First operand has 63 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 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 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2025-03-16 23:25:58,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:25:58,114 INFO L93 Difference]: Finished difference Result 123 states and 218 transitions. [2025-03-16 23:25:58,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:25:58,116 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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 157 [2025-03-16 23:25:58,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:25:58,122 INFO L225 Difference]: With dead ends: 123 [2025-03-16 23:25:58,123 INFO L226 Difference]: Without dead ends: 61 [2025-03-16 23:25:58,126 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:25:58,128 INFO L435 NwaCegarLoop]: 93 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, 93 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 [2025-03-16 23:25:58,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:25:58,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2025-03-16 23:25:58,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2025-03-16 23:25:58,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 33 states have internal predecessors, (41), 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) [2025-03-16 23:25:58,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions. [2025-03-16 23:25:58,154 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 157 [2025-03-16 23:25:58,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:25:58,155 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 93 transitions. [2025-03-16 23:25:58,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2025-03-16 23:25:58,155 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2025-03-16 23:25:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2025-03-16 23:25:58,157 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:25:58,157 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] [2025-03-16 23:25:58,171 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 [2025-03-16 23:25:58,357 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 [2025-03-16 23:25:58,358 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:25:58,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:25:58,358 INFO L85 PathProgramCache]: Analyzing trace with hash -535152348, now seen corresponding path program 1 times [2025-03-16 23:25:58,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:25:58,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1173057534] [2025-03-16 23:25:58,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:25:58,359 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 [2025-03-16 23:25:58,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:25:58,361 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) [2025-03-16 23:25:58,362 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 [2025-03-16 23:25:58,418 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-03-16 23:25:59,281 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-03-16 23:25:59,281 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:25:59,281 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:25:59,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 55 conjuncts are in the unsatisfiable core [2025-03-16 23:25:59,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:26:26,049 WARN L286 SmtUtils]: Spent 6.89s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-03-16 23:26:44,517 WARN L286 SmtUtils]: Spent 8.72s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-03-16 23:27:12,734 WARN L286 SmtUtils]: Spent 12.67s on a formula simplification that was a NOOP. DAG size: 110 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)