./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.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 9892fa4411afdcbbbffaaa3a5f66b66df3561d966071f6e07747bea9e43a53de --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 13:53:14,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 13:53:14,119 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 13:53:14,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 13:53:14,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 13:53:14,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 13:53:14,147 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 13:53:14,148 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 13:53:14,148 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 13:53:14,148 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 13:53:14,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 13:53:14,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 13:53:14,149 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 13:53:14,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 13:53:14,149 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 13:53:14,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 13:53:14,150 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 13:53:14,150 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:53:14,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 13:53:14,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 13:53:14,151 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 -> 9892fa4411afdcbbbffaaa3a5f66b66df3561d966071f6e07747bea9e43a53de [2025-03-08 13:53:14,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 13:53:14,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 13:53:14,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 13:53:14,367 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 13:53:14,367 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 13:53:14,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i [2025-03-08 13:53:15,507 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4545e6f/7d0aaa2a269944858535d17fd07a38b7/FLAG58c0b88e8 [2025-03-08 13:53:15,722 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 13:53:15,723 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i [2025-03-08 13:53:15,754 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4545e6f/7d0aaa2a269944858535d17fd07a38b7/FLAG58c0b88e8 [2025-03-08 13:53:16,077 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4545e6f/7d0aaa2a269944858535d17fd07a38b7 [2025-03-08 13:53:16,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 13:53:16,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 13:53:16,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 13:53:16,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 13:53:16,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 13:53:16,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@662e008c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16, skipping insertion in model container [2025-03-08 13:53:16,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,100 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 13:53:16,197 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_floatingpointinfluence_no-floats_file-98.i[916,929] [2025-03-08 13:53:16,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:53:16,245 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 13:53:16,255 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_floatingpointinfluence_no-floats_file-98.i[916,929] [2025-03-08 13:53:16,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:53:16,288 INFO L204 MainTranslator]: Completed translation [2025-03-08 13:53:16,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16 WrapperNode [2025-03-08 13:53:16,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 13:53:16,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 13:53:16,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 13:53:16,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 13:53:16,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,317 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 143 [2025-03-08 13:53:16,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 13:53:16,321 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 13:53:16,321 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 13:53:16,321 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 13:53:16,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,334 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,341 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 13:53:16,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,345 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,347 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,347 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 13:53:16,349 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 13:53:16,353 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 13:53:16,353 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 13:53:16,354 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (1/1) ... [2025-03-08 13:53:16,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:53:16,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:53:16,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 13:53:16,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 13:53:16,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 13:53:16,398 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 13:53:16,399 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 13:53:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 13:53:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 13:53:16,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 13:53:16,446 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 13:53:16,447 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 13:53:16,637 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L103: havoc property_#t~bitwise16#1;havoc property_#t~short17#1; [2025-03-08 13:53:16,666 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 13:53:16,666 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 13:53:16,680 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 13:53:16,680 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-08 13:53:16,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:53:16 BoogieIcfgContainer [2025-03-08 13:53:16,680 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 13:53:16,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 13:53:16,684 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 13:53:16,686 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 13:53:16,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 01:53:16" (1/3) ... [2025-03-08 13:53:16,687 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6f5829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:53:16, skipping insertion in model container [2025-03-08 13:53:16,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:16" (2/3) ... [2025-03-08 13:53:16,688 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6f5829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:53:16, skipping insertion in model container [2025-03-08 13:53:16,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:53:16" (3/3) ... [2025-03-08 13:53:16,688 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-98.i [2025-03-08 13:53:16,697 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 13:53:16,698 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-98.i that has 2 procedures, 65 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 13:53:16,741 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 13:53:16,752 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;@1c58c186, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 13:53:16,753 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 13:53:16,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-08 13:53:16,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-08 13:53:16,768 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:53:16,769 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 13:53:16,769 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:53:16,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:53:16,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1313679308, now seen corresponding path program 1 times [2025-03-08 13:53:16,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 13:53:16,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484852229] [2025-03-08 13:53:16,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:53:16,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 13:53:16,852 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 13:53:16,872 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 13:53:16,873 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:16,874 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:53:17,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-08 13:53:17,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 13:53:17,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484852229] [2025-03-08 13:53:17,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484852229] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 13:53:17,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823858562] [2025-03-08 13:53:17,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:53:17,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 13:53:17,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:53:17,016 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 13:53:17,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 13:53:17,081 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 13:53:17,133 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 13:53:17,133 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:17,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:53:17,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 13:53:17,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 13:53:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-08 13:53:17,166 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 13:53:17,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1823858562] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 13:53:17,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 13:53:17,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 13:53:17,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485479602] [2025-03-08 13:53:17,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 13:53:17,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 13:53:17,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 13:53:17,183 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 13:53:17,184 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 13:53:17,185 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-08 13:53:17,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 13:53:17,206 INFO L93 Difference]: Finished difference Result 124 states and 212 transitions. [2025-03-08 13:53:17,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 13:53:17,207 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 142 [2025-03-08 13:53:17,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 13:53:17,211 INFO L225 Difference]: With dead ends: 124 [2025-03-08 13:53:17,211 INFO L226 Difference]: Without dead ends: 62 [2025-03-08 13:53:17,213 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 13:53:17,215 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 13:53:17,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 13:53:17,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-03-08 13:53:17,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-03-08 13:53:17,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-08 13:53:17,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 92 transitions. [2025-03-08 13:53:17,246 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 92 transitions. Word has length 142 [2025-03-08 13:53:17,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 13:53:17,247 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 92 transitions. [2025-03-08 13:53:17,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-08 13:53:17,247 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2025-03-08 13:53:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-08 13:53:17,250 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:53:17,250 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 13:53:17,257 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 13:53:17,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 13:53:17,456 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:53:17,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:53:17,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1317090253, now seen corresponding path program 1 times [2025-03-08 13:53:17,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 13:53:17,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290459315] [2025-03-08 13:53:17,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:53:17,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 13:53:17,479 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 13:53:17,528 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 13:53:17,528 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:17,528 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:53:17,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-03-08 13:53:17,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 13:53:17,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290459315] [2025-03-08 13:53:17,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290459315] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 13:53:17,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 13:53:17,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 13:53:17,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580224430] [2025-03-08 13:53:17,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 13:53:17,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 13:53:17,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 13:53:17,767 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 13:53:17,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 13:53:17,768 INFO L87 Difference]: Start difference. First operand 62 states and 92 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-03-08 13:53:17,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 13:53:17,819 INFO L93 Difference]: Finished difference Result 123 states and 183 transitions. [2025-03-08 13:53:17,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 13:53:17,820 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 142 [2025-03-08 13:53:17,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 13:53:17,821 INFO L225 Difference]: With dead ends: 123 [2025-03-08 13:53:17,821 INFO L226 Difference]: Without dead ends: 64 [2025-03-08 13:53:17,822 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 13:53:17,822 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 22 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 13:53:17,823 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 227 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 13:53:17,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2025-03-08 13:53:17,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 62. [2025-03-08 13:53:17,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 37 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-08 13:53:17,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 91 transitions. [2025-03-08 13:53:17,835 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 91 transitions. Word has length 142 [2025-03-08 13:53:17,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 13:53:17,837 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 91 transitions. [2025-03-08 13:53:17,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-03-08 13:53:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2025-03-08 13:53:17,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2025-03-08 13:53:17,840 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:53:17,841 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 13:53:17,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 13:53:17,842 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:53:17,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:53:17,842 INFO L85 PathProgramCache]: Analyzing trace with hash 465219953, now seen corresponding path program 1 times [2025-03-08 13:53:17,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 13:53:17,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323535919] [2025-03-08 13:53:17,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:53:17,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 13:53:17,860 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-03-08 13:53:17,990 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-03-08 13:53:17,991 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:17,991 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 13:53:17,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [84037145] [2025-03-08 13:53:17,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:53:17,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 13:53:17,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:53:17,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 13:53:18,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 13:53:18,046 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-03-08 13:53:18,111 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-03-08 13:53:18,111 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:18,111 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 13:53:18,111 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 13:53:18,132 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-03-08 13:53:18,160 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-03-08 13:53:18,161 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:18,161 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 13:53:18,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 13:53:18,215 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 13:53:18,216 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 13:53:18,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 13:53:18,417 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,SelfDestructingSolverStorable2 [2025-03-08 13:53:18,420 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-08 13:53:18,509 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 13:53:18,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 01:53:18 BoogieIcfgContainer [2025-03-08 13:53:18,514 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 13:53:18,515 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 13:53:18,515 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 13:53:18,515 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 13:53:18,516 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:53:16" (3/4) ... [2025-03-08 13:53:18,518 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 13:53:18,518 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 13:53:18,519 INFO L158 Benchmark]: Toolchain (without parser) took 2439.37ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 129.9MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:53:18,519 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:53:18,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.70ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 109.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 13:53:18,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.63ms. Allocated memory is still 167.8MB. Free memory was 109.9MB in the beginning and 108.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 13:53:18,520 INFO L158 Benchmark]: Boogie Preprocessor took 27.73ms. Allocated memory is still 167.8MB. Free memory was 108.2MB in the beginning and 106.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:53:18,520 INFO L158 Benchmark]: IcfgBuilder took 330.97ms. Allocated memory is still 167.8MB. Free memory was 106.5MB in the beginning and 89.3MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 13:53:18,521 INFO L158 Benchmark]: TraceAbstraction took 1831.03ms. Allocated memory is still 167.8MB. Free memory was 88.5MB in the beginning and 130.0MB in the end (delta: -41.5MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2025-03-08 13:53:18,521 INFO L158 Benchmark]: Witness Printer took 3.26ms. Allocated memory is still 167.8MB. Free memory was 130.0MB in the beginning and 129.9MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:53:18,522 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 119.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.70ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 109.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.63ms. Allocated memory is still 167.8MB. Free memory was 109.9MB in the beginning and 108.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.73ms. Allocated memory is still 167.8MB. Free memory was 108.2MB in the beginning and 106.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 330.97ms. Allocated memory is still 167.8MB. Free memory was 106.5MB in the beginning and 89.3MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1831.03ms. Allocated memory is still 167.8MB. Free memory was 88.5MB in the beginning and 130.0MB in the end (delta: -41.5MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. * Witness Printer took 3.26ms. Allocated memory is still 167.8MB. Free memory was 130.0MB in the beginning and 129.9MB in the end (delta: 41.5kB). 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 to_int at line 103, overapproximation of to_int at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 4; [L23] signed long int var_1_2 = 63; [L24] signed long int var_1_3 = 9999999; [L25] signed long int var_1_4 = 0; [L26] signed short int var_1_6 = 10; [L27] signed long int var_1_7 = -1; [L28] signed long int var_1_8 = 4; [L29] signed long int var_1_9 = 7; [L30] signed long int var_1_10 = 7; [L31] signed long int var_1_11 = 2; [L32] unsigned long int var_1_12 = 128; [L33] unsigned long int var_1_13 = 0; [L34] unsigned long int var_1_14 = 4078799264; [L35] unsigned long int var_1_15 = 500; [L36] unsigned long int var_1_16 = 25; [L37] unsigned long int last_1_var_1_15 = 500; VAL [isInitial=0, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=63, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L107] isInitial = 1 [L108] FCALL initially() [L109] COND TRUE 1 [L110] CALL updateLastVariables() [L100] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=63, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L110] RET updateLastVariables() [L111] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_long() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L66] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L66] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L67] var_1_3 = __VERIFIER_nondet_long() [L68] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L68] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L69] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L69] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L70] var_1_6 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L71] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L72] CALL assume_abort_if_not(var_1_6 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L72] RET assume_abort_if_not(var_1_6 <= 32) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L73] var_1_7 = __VERIFIER_nondet_long() [L74] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L74] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L75] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L75] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L76] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L76] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L77] var_1_8 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L78] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L79] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L79] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L80] var_1_9 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L81] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L82] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L82] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L83] var_1_10 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_10 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L84] RET assume_abort_if_not(var_1_10 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L85] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L85] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L86] var_1_11 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_11 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L87] RET assume_abort_if_not(var_1_11 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L88] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L88] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L89] var_1_13 = __VERIFIER_nondet_ulong() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L91] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L91] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L92] var_1_14 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L93] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L94] CALL assume_abort_if_not(var_1_14 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L94] RET assume_abort_if_not(var_1_14 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L95] var_1_16 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L96] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L97] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=-17179869175, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=-17179869175, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L97] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=-17179869175, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L111] RET updateVariables() [L112] CALL step() [L41] var_1_1 = (var_1_2 - var_1_3) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L42] COND FALSE !(((((-128) < (last_1_var_1_15)) ? (-128) : (last_1_var_1_15))) < var_1_13) [L49] var_1_15 = var_1_16 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L51] EXPR var_1_15 >> var_1_6 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L51] unsigned long int stepLocal_0 = (var_1_15 >> var_1_6) / var_1_7; [L52] COND TRUE 8 < stepLocal_0 [L53] var_1_4 = (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L55] COND FALSE !(var_1_2 < var_1_8) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L112] RET step() [L113] CALL, EXPR property() [L103] EXPR (var_1_1 == ((signed long int) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((signed long int) (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)))) : 1) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L103] EXPR var_1_15 >> var_1_6 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L103] EXPR (var_1_1 == ((signed long int) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((signed long int) (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)))) : 1) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L103-L104] return (((var_1_1 == ((signed long int) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((signed long int) (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)))) : 1)) && ((var_1_2 < var_1_8) ? ((((- var_1_15) <= var_1_6) || (var_1_4 < var_1_10)) ? (var_1_12 == ((unsigned long int) ((((var_1_6) < (var_1_13)) ? (var_1_6) : (var_1_13))))) : (var_1_12 == ((unsigned long int) (var_1_14 - var_1_6)))) : 1)) && ((((((-128) < (last_1_var_1_15)) ? (-128) : (last_1_var_1_15))) < var_1_13) ? ((last_1_var_1_15 > var_1_7) ? (var_1_15 == ((unsigned long int) (var_1_6 + var_1_16))) : (var_1_15 == ((unsigned long int) var_1_14))) : (var_1_15 == ((unsigned long int) var_1_16))) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-17179869175, var_1_16=-17179869175, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 120 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 317 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 141 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25 IncrementalHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 176 mSDtfsCounter, 25 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 714 NumberOfCodeBlocks, 714 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 423 ConstructedInterpolants, 0 QuantifiedInterpolants, 447 SizeOfPredicates, 0 NumberOfNonLiveVariables, 313 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2992/3036 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 13:53:18,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.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 9892fa4411afdcbbbffaaa3a5f66b66df3561d966071f6e07747bea9e43a53de --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 13:53:20,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 13:53:20,401 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 13:53:20,409 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 13:53:20,409 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 13:53:20,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 13:53:20,431 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 13:53:20,431 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 13:53:20,431 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 13:53:20,431 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 13:53:20,431 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 13:53:20,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 13:53:20,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 13:53:20,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 13:53:20,431 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 13:53:20,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 13:53:20,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 13:53:20,432 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 13:53:20,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:53:20,433 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 13:53:20,433 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 13:53:20,433 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 -> 9892fa4411afdcbbbffaaa3a5f66b66df3561d966071f6e07747bea9e43a53de [2025-03-08 13:53:20,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 13:53:20,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 13:53:20,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 13:53:20,654 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 13:53:20,655 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 13:53:20,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i [2025-03-08 13:53:21,789 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d3085b04/6b2e19cbc0f9457c948ddf9c02ab530b/FLAG53de591fd [2025-03-08 13:53:21,988 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 13:53:21,988 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i [2025-03-08 13:53:21,995 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d3085b04/6b2e19cbc0f9457c948ddf9c02ab530b/FLAG53de591fd [2025-03-08 13:53:22,358 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d3085b04/6b2e19cbc0f9457c948ddf9c02ab530b [2025-03-08 13:53:22,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 13:53:22,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 13:53:22,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 13:53:22,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 13:53:22,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 13:53:22,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3da4404c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22, skipping insertion in model container [2025-03-08 13:53:22,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,375 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 13:53:22,469 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_floatingpointinfluence_no-floats_file-98.i[916,929] [2025-03-08 13:53:22,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:53:22,502 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 13:53:22,510 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_floatingpointinfluence_no-floats_file-98.i[916,929] [2025-03-08 13:53:22,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:53:22,537 INFO L204 MainTranslator]: Completed translation [2025-03-08 13:53:22,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22 WrapperNode [2025-03-08 13:53:22,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 13:53:22,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 13:53:22,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 13:53:22,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 13:53:22,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,551 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,570 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2025-03-08 13:53:22,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 13:53:22,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 13:53:22,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 13:53:22,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 13:53:22,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,587 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,605 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 13:53:22,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,612 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 13:53:22,623 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 13:53:22,623 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 13:53:22,623 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 13:53:22,627 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (1/1) ... [2025-03-08 13:53:22,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:53:22,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:53:22,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 13:53:22,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 13:53:22,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 13:53:22,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 13:53:22,674 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 13:53:22,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 13:53:22,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 13:53:22,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 13:53:22,738 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 13:53:22,740 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 13:53:31,255 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-08 13:53:31,255 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 13:53:31,261 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 13:53:31,261 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 13:53:31,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:53:31 BoogieIcfgContainer [2025-03-08 13:53:31,262 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 13:53:31,263 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 13:53:31,263 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 13:53:31,266 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 13:53:31,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 01:53:22" (1/3) ... [2025-03-08 13:53:31,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f133e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:53:31, skipping insertion in model container [2025-03-08 13:53:31,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:53:22" (2/3) ... [2025-03-08 13:53:31,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f133e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:53:31, skipping insertion in model container [2025-03-08 13:53:31,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:53:31" (3/3) ... [2025-03-08 13:53:31,268 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-98.i [2025-03-08 13:53:31,276 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 13:53:31,277 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-98.i that has 2 procedures, 58 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 13:53:31,310 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 13:53:31,318 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;@4351a767, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 13:53:31,318 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 13:53:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-08 13:53:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2025-03-08 13:53:31,327 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:53:31,327 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 13:53:31,327 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:53:31,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:53:31,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1980971116, now seen corresponding path program 1 times [2025-03-08 13:53:31,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 13:53:31,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [528354221] [2025-03-08 13:53:31,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:53:31,338 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 13:53:31,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 13:53:31,340 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 13:53:31,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-08 13:53:31,406 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 139 statements into 1 equivalence classes. [2025-03-08 13:53:31,712 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 139 of 139 statements. [2025-03-08 13:53:31,713 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:31,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 13:53:31,713 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 13:53:31,743 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 139 statements into 1 equivalence classes. [2025-03-08 13:53:32,023 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 139 of 139 statements. [2025-03-08 13:53:32,023 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:32,023 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 13:53:32,034 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2025-03-08 13:53:32,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [317893590] [2025-03-08 13:53:32,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:53:32,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-08 13:53:32,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-08 13:53:32,050 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-08 13:53:32,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2025-03-08 13:53:32,125 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 139 statements into 1 equivalence classes. [2025-03-08 13:53:32,456 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 139 of 139 statements. [2025-03-08 13:53:32,456 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:53:32,456 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:53:32,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-03-08 13:53:32,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 13:53:41,096 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:53:49,301 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:53:57,407 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:54:05,622 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:54:13,847 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:54:21,948 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:54:30,167 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:54:38,396 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:54:42,460 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_10~0)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (let ((.cse0 (fp.lt .cse4 .cse2)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (bvadd c_~var_1_9~0 c_~var_1_8~0))) (.cse3 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 793.0 8.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)))) (or (and (not .cse0) (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse2) .cse3)))) (and .cse0 (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse4) .cse3))))))) (= c_~var_1_15~0 c_~var_1_16~0) (= (bvadd c_~var_1_2~0 (bvneg c_~var_1_3~0)) c_~var_1_1~0) (not (bvult (_ bv4294967168 32) c_~var_1_13~0)) (not (bvult c_~last_1_var_1_15~0 c_~var_1_13~0))) is different from false [2025-03-08 13:54:46,522 WARN L873 $PredicateComparison]: unable to prove that (and (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_10~0)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (let ((.cse0 (fp.lt .cse4 .cse2)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (bvadd c_~var_1_9~0 c_~var_1_8~0))) (.cse3 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 793.0 8.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)))) (or (and (not .cse0) (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse2) .cse3)))) (and .cse0 (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse4) .cse3))))))) (= c_~var_1_15~0 c_~var_1_16~0) (= (bvadd c_~var_1_2~0 (bvneg c_~var_1_3~0)) c_~var_1_1~0) (not (bvult (_ bv4294967168 32) c_~var_1_13~0)) (not (bvult c_~last_1_var_1_15~0 c_~var_1_13~0))) is different from true [2025-03-08 13:54:54,785 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:55:03,011 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)