./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-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_has-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 50b8b3569ebc106b1fc2b1b2c57c29e886b8d65f1c4bed3a92c2da830b6206bd --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 13:42:55,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 13:42:55,304 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 13:42:55,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 13:42:55,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 13:42:55,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 13:42:55,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 13:42:55,333 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 13:42:55,334 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 13:42:55,334 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 13:42:55,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 13:42:55,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 13:42:55,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 13:42:55,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 13:42:55,335 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 13:42:55,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 13:42:55,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 13:42:55,336 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 13:42:55,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:42:55,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 13:42:55,337 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 13:42:55,338 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 13:42:55,338 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 13:42:55,338 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 13:42:55,338 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 -> 50b8b3569ebc106b1fc2b1b2c57c29e886b8d65f1c4bed3a92c2da830b6206bd [2025-03-08 13:42:55,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 13:42:55,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 13:42:55,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 13:42:55,572 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 13:42:55,572 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 13:42:55,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i [2025-03-08 13:42:56,685 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/761e6355c/ed62353eff8545498b3f5adcfeeffbcb/FLAG6775a57c4 [2025-03-08 13:42:56,916 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 13:42:56,917 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i [2025-03-08 13:42:56,924 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/761e6355c/ed62353eff8545498b3f5adcfeeffbcb/FLAG6775a57c4 [2025-03-08 13:42:57,256 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/761e6355c/ed62353eff8545498b3f5adcfeeffbcb [2025-03-08 13:42:57,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 13:42:57,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 13:42:57,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 13:42:57,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 13:42:57,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 13:42:57,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2012a207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57, skipping insertion in model container [2025-03-08 13:42:57,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,276 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 13:42:57,383 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_has-floats_file-98.i[917,930] [2025-03-08 13:42:57,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:42:57,421 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 13:42:57,429 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_has-floats_file-98.i[917,930] [2025-03-08 13:42:57,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:42:57,452 INFO L204 MainTranslator]: Completed translation [2025-03-08 13:42:57,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57 WrapperNode [2025-03-08 13:42:57,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 13:42:57,454 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 13:42:57,454 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 13:42:57,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 13:42:57,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,479 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2025-03-08 13:42:57,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 13:42:57,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 13:42:57,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 13:42:57,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 13:42:57,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,487 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,495 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 13:42:57,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,495 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,501 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 13:42:57,506 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 13:42:57,506 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 13:42:57,506 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 13:42:57,507 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (1/1) ... [2025-03-08 13:42:57,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:42:57,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:42:57,530 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 13:42:57,533 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 13:42:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 13:42:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 13:42:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 13:42:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 13:42:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 13:42:57,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 13:42:57,594 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 13:42:57,596 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 13:42:57,739 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L97: havoc property_#t~bitwise16#1;havoc property_#t~short17#1; [2025-03-08 13:42:57,760 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 13:42:57,760 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 13:42:57,776 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 13:42:57,776 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-08 13:42:57,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:42:57 BoogieIcfgContainer [2025-03-08 13:42:57,776 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 13:42:57,778 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 13:42:57,778 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 13:42:57,781 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 13:42:57,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 01:42:57" (1/3) ... [2025-03-08 13:42:57,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b645a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:42:57, skipping insertion in model container [2025-03-08 13:42:57,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:42:57" (2/3) ... [2025-03-08 13:42:57,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b645a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:42:57, skipping insertion in model container [2025-03-08 13:42:57,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:42:57" (3/3) ... [2025-03-08 13:42:57,785 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-98.i [2025-03-08 13:42:57,794 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 13:42:57,795 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-98.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 13:42:57,835 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 13:42:57,846 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;@4b6b149, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 13:42:57,847 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 13:42:57,850 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-08 13:42:57,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2025-03-08 13:42:57,859 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:42:57,860 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:42:57,860 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:42:57,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:42:57,867 INFO L85 PathProgramCache]: Analyzing trace with hash 732201537, now seen corresponding path program 1 times [2025-03-08 13:42:57,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 13:42:57,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526456989] [2025-03-08 13:42:57,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:42:57,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 13:42:57,951 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 112 statements into 1 equivalence classes. [2025-03-08 13:42:57,970 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 112 of 112 statements. [2025-03-08 13:42:57,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:42:57,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:42:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2025-03-08 13:42:58,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 13:42:58,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526456989] [2025-03-08 13:42:58,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526456989] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 13:42:58,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683331705] [2025-03-08 13:42:58,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:42:58,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 13:42:58,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:42:58,107 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 13:42:58,107 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 13:42:58,177 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 112 statements into 1 equivalence classes. [2025-03-08 13:42:58,235 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 112 of 112 statements. [2025-03-08 13:42:58,236 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:42:58,236 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:42:58,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 13:42:58,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 13:42:58,269 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2025-03-08 13:42:58,270 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 13:42:58,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1683331705] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 13:42:58,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 13:42:58,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 13:42:58,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349189747] [2025-03-08 13:42:58,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 13:42:58,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 13:42:58,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 13:42:58,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 13:42:58,291 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 13:42:58,292 INFO L87 Difference]: Start difference. First operand has 59 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) 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, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-08 13:42:58,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 13:42:58,317 INFO L93 Difference]: Finished difference Result 112 states and 182 transitions. [2025-03-08 13:42:58,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 13:42:58,320 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, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 112 [2025-03-08 13:42:58,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 13:42:58,324 INFO L225 Difference]: With dead ends: 112 [2025-03-08 13:42:58,325 INFO L226 Difference]: Without dead ends: 56 [2025-03-08 13:42:58,327 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 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 13:42:58,329 INFO L435 NwaCegarLoop]: 78 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, 78 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 13:42:58,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 78 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 13:42:58,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-03-08 13:42:58,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2025-03-08 13:42:58,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 states have internal predecessors, (46), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-08 13:42:58,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 80 transitions. [2025-03-08 13:42:58,358 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 80 transitions. Word has length 112 [2025-03-08 13:42:58,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 13:42:58,358 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 80 transitions. [2025-03-08 13:42:58,358 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, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-08 13:42:58,358 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2025-03-08 13:42:58,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2025-03-08 13:42:58,360 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:42:58,360 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:42:58,366 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 13:42:58,560 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 13:42:58,561 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:42:58,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:42:58,561 INFO L85 PathProgramCache]: Analyzing trace with hash 2132625022, now seen corresponding path program 1 times [2025-03-08 13:42:58,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 13:42:58,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412678400] [2025-03-08 13:42:58,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:42:58,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 13:42:58,588 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 112 statements into 1 equivalence classes. [2025-03-08 13:42:58,750 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 112 of 112 statements. [2025-03-08 13:42:58,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:42:58,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 13:42:58,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [780365600] [2025-03-08 13:42:58,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:42:58,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 13:42:58,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:42:58,759 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 13:42:58,790 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 13:42:58,844 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 112 statements into 1 equivalence classes. [2025-03-08 13:42:58,892 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 112 of 112 statements. [2025-03-08 13:42:58,893 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:42:58,893 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 13:42:58,893 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 13:42:58,909 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 112 statements into 1 equivalence classes. [2025-03-08 13:42:58,954 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 112 of 112 statements. [2025-03-08 13:42:58,954 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:42:58,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 13:42:59,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 13:42:59,004 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 13:42:59,005 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 13:42:59,011 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 13:42:59,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-08 13:42:59,209 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 13:42:59,266 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 13:42:59,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 01:42:59 BoogieIcfgContainer [2025-03-08 13:42:59,268 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 13:42:59,269 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 13:42:59,269 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 13:42:59,269 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 13:42:59,270 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:42:57" (3/4) ... [2025-03-08 13:42:59,272 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 13:42:59,273 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 13:42:59,274 INFO L158 Benchmark]: Toolchain (without parser) took 2014.35ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 105.7MB in the end (delta: 23.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2025-03-08 13:42:59,274 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:42:59,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.41ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 116.6MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 13:42:59,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.90ms. Allocated memory is still 167.8MB. Free memory was 116.6MB in the beginning and 114.9MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 13:42:59,276 INFO L158 Benchmark]: Boogie Preprocessor took 25.05ms. Allocated memory is still 167.8MB. Free memory was 114.9MB in the beginning and 112.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:42:59,277 INFO L158 Benchmark]: IcfgBuilder took 270.13ms. Allocated memory is still 167.8MB. Free memory was 112.7MB in the beginning and 95.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 13:42:59,277 INFO L158 Benchmark]: TraceAbstraction took 1489.95ms. Allocated memory is still 167.8MB. Free memory was 95.9MB in the beginning and 105.7MB in the end (delta: -9.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:42:59,278 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 167.8MB. Free memory was 105.7MB in the beginning and 105.7MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:42:59,278 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.41ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 116.6MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.90ms. Allocated memory is still 167.8MB. Free memory was 116.6MB in the beginning and 114.9MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.05ms. Allocated memory is still 167.8MB. Free memory was 114.9MB in the beginning and 112.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 270.13ms. Allocated memory is still 167.8MB. Free memory was 112.7MB in the beginning and 95.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1489.95ms. Allocated memory is still 167.8MB. Free memory was 95.9MB in the beginning and 105.7MB in the end (delta: -9.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 167.8MB. Free memory was 105.7MB in the beginning and 105.7MB in the end (delta: 50.8kB). 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 someBinaryArithmeticDOUBLEoperation at line 53, overapproximation of someBinaryArithmeticDOUBLEoperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 76. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 4.8; [L23] double var_1_2 = 63.5; [L24] double var_1_3 = 9999999.5; [L25] double var_1_4 = 0.6; [L26] signed short int var_1_6 = 10; [L27] signed long int var_1_7 = -1; [L28] double var_1_8 = 4.4; [L29] double var_1_9 = 7.25; [L30] double var_1_10 = 7.5; [L31] double var_1_11 = 2.3; [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=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_2=127/2, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] CALL updateLastVariables() [L94] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_2=127/2, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L104] RET updateLastVariables() [L105] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_double() [L65] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854765600e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L65] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854765600e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L66] var_1_3 = __VERIFIER_nondet_double() [L67] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L67] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L68] var_1_6 = __VERIFIER_nondet_short() [L69] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L69] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L70] CALL assume_abort_if_not(var_1_6 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L70] RET assume_abort_if_not(var_1_6 <= 32) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L71] var_1_7 = __VERIFIER_nondet_long() [L72] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L72] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L73] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L73] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L74] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L74] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L75] var_1_8 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_9=29/4] [L76] RET assume_abort_if_not((var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_9=29/4] [L77] var_1_9 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_9 >= -115292.1504606845700e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 1152921.504606845700e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L78] RET assume_abort_if_not((var_1_9 >= -115292.1504606845700e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 1152921.504606845700e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L79] var_1_10 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L80] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L81] var_1_11 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L82] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L83] var_1_13 = __VERIFIER_nondet_ulong() [L84] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L84] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L85] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L85] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L86] var_1_14 = __VERIFIER_nondet_ulong() [L87] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L87] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L88] CALL assume_abort_if_not(var_1_14 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L88] RET assume_abort_if_not(var_1_14 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L89] var_1_16 = __VERIFIER_nondet_ulong() [L90] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L90] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L91] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=-8589934583, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=-8589934583, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L91] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=-8589934583, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L105] RET updateVariables() [L106] CALL step() [L41] var_1_1 = (var_1_2 - var_1_3) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=-8589934583, var_1_4=3/5, var_1_6=0, var_1_7=1] [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_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-8589934583, var_1_16=-8589934583, var_1_4=3/5, var_1_6=0, var_1_7=1] [L51] EXPR var_1_15 >> var_1_6 VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-8589934583, var_1_16=-8589934583, var_1_4=3/5, var_1_6=0, var_1_7=1] [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_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-8589934583, var_1_16=-8589934583, var_1_6=0, var_1_7=1] [L55] COND FALSE !(var_1_2 < var_1_8) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-8589934583, var_1_16=-8589934583, var_1_6=0, var_1_7=1] [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR (var_1_1 == ((double) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((double) (((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_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-8589934583, var_1_16=-8589934583, var_1_6=0, var_1_7=1] [L97-L98] return (((var_1_1 == ((double) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((double) (((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))) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-8589934583, var_1_16=-8589934583, var_1_6=0, var_1_7=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=-8589934583, var_1_16=-8589934583, var_1_6=0, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 102 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 78 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 448 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 222 SizeOfPredicates, 0 NumberOfNonLiveVariables, 252 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1056/1088 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 13:42:59,294 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_has-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 50b8b3569ebc106b1fc2b1b2c57c29e886b8d65f1c4bed3a92c2da830b6206bd --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 13:43:01,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 13:43:01,171 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 13:43:01,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 13:43:01,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 13:43:01,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 13:43:01,202 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 13:43:01,202 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 13:43:01,203 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 13:43:01,203 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 13:43:01,203 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 13:43:01,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 13:43:01,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 13:43:01,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 13:43:01,203 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 13:43:01,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 13:43:01,204 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 13:43:01,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:43:01,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 13:43:01,205 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 13:43:01,205 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 -> 50b8b3569ebc106b1fc2b1b2c57c29e886b8d65f1c4bed3a92c2da830b6206bd [2025-03-08 13:43:01,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 13:43:01,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 13:43:01,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 13:43:01,447 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 13:43:01,447 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 13:43:01,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i [2025-03-08 13:43:02,557 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79419101b/b9583fdd942243deaa87a512e1b8d817/FLAG2a52035cf [2025-03-08 13:43:02,722 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 13:43:02,723 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i [2025-03-08 13:43:02,729 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79419101b/b9583fdd942243deaa87a512e1b8d817/FLAG2a52035cf [2025-03-08 13:43:02,739 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79419101b/b9583fdd942243deaa87a512e1b8d817 [2025-03-08 13:43:02,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 13:43:02,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 13:43:02,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 13:43:02,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 13:43:02,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 13:43:02,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:02,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a5c2d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02, skipping insertion in model container [2025-03-08 13:43:02,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:02,768 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 13:43:02,868 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_has-floats_file-98.i[917,930] [2025-03-08 13:43:02,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:43:02,927 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 13:43:02,936 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_has-floats_file-98.i[917,930] [2025-03-08 13:43:02,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:43:02,971 INFO L204 MainTranslator]: Completed translation [2025-03-08 13:43:02,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02 WrapperNode [2025-03-08 13:43:02,973 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 13:43:02,974 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 13:43:02,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 13:43:02,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 13:43:02,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:02,992 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,012 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2025-03-08 13:43:03,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 13:43:03,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 13:43:03,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 13:43:03,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 13:43:03,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,026 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,040 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 13:43:03,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,053 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,054 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 13:43:03,065 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 13:43:03,065 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 13:43:03,065 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 13:43:03,066 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (1/1) ... [2025-03-08 13:43:03,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:43:03,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:43:03,093 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 13:43:03,096 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 13:43:03,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 13:43:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 13:43:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 13:43:03,116 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 13:43:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 13:43:03,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 13:43:03,180 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 13:43:03,182 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 13:43:11,755 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-08 13:43:11,755 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 13:43:11,761 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 13:43:11,762 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 13:43:11,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:43:11 BoogieIcfgContainer [2025-03-08 13:43:11,762 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 13:43:11,764 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 13:43:11,764 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 13:43:11,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 13:43:11,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 01:43:02" (1/3) ... [2025-03-08 13:43:11,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@744dc2f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:43:11, skipping insertion in model container [2025-03-08 13:43:11,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:43:02" (2/3) ... [2025-03-08 13:43:11,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@744dc2f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:43:11, skipping insertion in model container [2025-03-08 13:43:11,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:43:11" (3/3) ... [2025-03-08 13:43:11,769 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-98.i [2025-03-08 13:43:11,779 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 13:43:11,780 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-98.i that has 2 procedures, 52 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 13:43:11,817 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 13:43:11,826 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;@1788fdcc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 13:43:11,826 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 13:43:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-08 13:43:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2025-03-08 13:43:11,853 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:43:11,854 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:43:11,854 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:43:11,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:43:11,859 INFO L85 PathProgramCache]: Analyzing trace with hash 373532646, now seen corresponding path program 1 times [2025-03-08 13:43:11,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 13:43:11,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1207398342] [2025-03-08 13:43:11,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:43:11,871 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 13:43:11,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 13:43:11,874 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 13:43:11,876 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 13:43:11,947 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 109 statements into 1 equivalence classes. [2025-03-08 13:43:12,301 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 109 of 109 statements. [2025-03-08 13:43:12,302 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:43:12,302 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:43:12,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 13:43:12,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 13:43:12,349 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2025-03-08 13:43:12,349 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 13:43:12,350 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 13:43:12,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1207398342] [2025-03-08 13:43:12,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1207398342] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 13:43:12,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 13:43:12,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 13:43:12,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614261637] [2025-03-08 13:43:12,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 13:43:12,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 13:43:12,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 13:43:12,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 13:43:12,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 13:43:12,367 INFO L87 Difference]: Start difference. First operand has 52 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-08 13:43:12,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 13:43:12,380 INFO L93 Difference]: Finished difference Result 98 states and 162 transitions. [2025-03-08 13:43:12,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 13:43:12,382 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 109 [2025-03-08 13:43:12,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 13:43:12,385 INFO L225 Difference]: With dead ends: 98 [2025-03-08 13:43:12,385 INFO L226 Difference]: Without dead ends: 49 [2025-03-08 13:43:12,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 108 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 13:43:12,389 INFO L435 NwaCegarLoop]: 70 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 13:43:12,389 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 13:43:12,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2025-03-08 13:43:12,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2025-03-08 13:43:12,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-08 13:43:12,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2025-03-08 13:43:12,415 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 109 [2025-03-08 13:43:12,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 13:43:12,416 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2025-03-08 13:43:12,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-08 13:43:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2025-03-08 13:43:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2025-03-08 13:43:12,417 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:43:12,417 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:43:12,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-08 13:43:12,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 13:43:12,618 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:43:12,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:43:12,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1387959497, now seen corresponding path program 1 times [2025-03-08 13:43:12,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 13:43:12,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1785909654] [2025-03-08 13:43:12,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:43:12,620 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 13:43:12,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 13:43:12,622 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 13:43:12,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-08 13:43:12,669 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 109 statements into 1 equivalence classes. [2025-03-08 13:43:13,384 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 109 of 109 statements. [2025-03-08 13:43:13,385 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:43:13,385 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:43:13,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 29 conjuncts are in the unsatisfiable core [2025-03-08 13:43:13,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 13:44:22,793 WARN L286 SmtUtils]: Spent 8.09s 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 13:44:30,885 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 13:44:39,046 WARN L286 SmtUtils]: Spent 8.16s 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)