./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.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 19096ca86d86acc30d8aed0bf6308f75bb4310aad7abc911bc202c5b0fcfab1c --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 22:36:44,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 22:36:44,083 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 22:36:44,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 22:36:44,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 22:36:44,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 22:36:44,111 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 22:36:44,111 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 22:36:44,112 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 22:36:44,112 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 22:36:44,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 22:36:44,113 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 22:36:44,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 22:36:44,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 22:36:44,114 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:36:44,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 22:36:44,114 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 22:36:44,114 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 -> 19096ca86d86acc30d8aed0bf6308f75bb4310aad7abc911bc202c5b0fcfab1c [2025-03-03 22:36:44,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 22:36:44,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 22:36:44,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 22:36:44,362 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 22:36:44,362 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 22:36:44,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i [2025-03-03 22:36:45,497 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b571841/5264f779c6404d3e87e068a4bec52383/FLAGf529fa44e [2025-03-03 22:36:45,725 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 22:36:45,725 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i [2025-03-03 22:36:45,731 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b571841/5264f779c6404d3e87e068a4bec52383/FLAGf529fa44e [2025-03-03 22:36:46,070 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b571841/5264f779c6404d3e87e068a4bec52383 [2025-03-03 22:36:46,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 22:36:46,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 22:36:46,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 22:36:46,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 22:36:46,077 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 22:36:46,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@758e891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46, skipping insertion in model container [2025-03-03 22:36:46,078 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,088 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 22:36:46,172 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i[916,929] [2025-03-03 22:36:46,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:36:46,214 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 22:36:46,224 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i[916,929] [2025-03-03 22:36:46,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:36:46,255 INFO L204 MainTranslator]: Completed translation [2025-03-03 22:36:46,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46 WrapperNode [2025-03-03 22:36:46,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 22:36:46,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 22:36:46,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 22:36:46,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 22:36:46,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,287 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2025-03-03 22:36:46,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 22:36:46,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 22:36:46,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 22:36:46,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 22:36:46,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,298 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,310 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]. [2025-03-03 22:36:46,310 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,311 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,316 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 22:36:46,322 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 22:36:46,322 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 22:36:46,323 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 22:36:46,324 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (1/1) ... [2025-03-03 22:36:46,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:36:46,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:36:46,355 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) [2025-03-03 22:36:46,358 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 [2025-03-03 22:36:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 22:36:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 22:36:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 22:36:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 22:36:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 22:36:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 22:36:46,436 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 22:36:46,437 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 22:36:46,618 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L102: havoc property_#t~ite17#1;havoc property_#t~bitwise16#1;havoc property_#t~short18#1; [2025-03-03 22:36:46,642 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2025-03-03 22:36:46,642 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 22:36:46,652 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 22:36:46,652 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 22:36:46,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:36:46 BoogieIcfgContainer [2025-03-03 22:36:46,652 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 22:36:46,654 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 22:36:46,654 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 22:36:46,657 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 22:36:46,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 10:36:46" (1/3) ... [2025-03-03 22:36:46,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aabb000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:36:46, skipping insertion in model container [2025-03-03 22:36:46,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:46" (2/3) ... [2025-03-03 22:36:46,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aabb000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:36:46, skipping insertion in model container [2025-03-03 22:36:46,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:36:46" (3/3) ... [2025-03-03 22:36:46,659 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-52.i [2025-03-03 22:36:46,670 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 22:36:46,671 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-52.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 22:36:46,714 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 22:36:46,723 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;@7c7934e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 22:36:46,723 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 22:36:46,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-03 22:36:46,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2025-03-03 22:36:46,736 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:36:46,737 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:36:46,737 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:36:46,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:36:46,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1825904153, now seen corresponding path program 1 times [2025-03-03 22:36:46,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:36:46,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479681511] [2025-03-03 22:36:46,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:36:46,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:36:46,813 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-03-03 22:36:47,017 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-03-03 22:36:47,018 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:36:47,019 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 22:36:47,019 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 22:36:47,032 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 136 statements into 1 equivalence classes. [2025-03-03 22:36:47,107 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 136 of 136 statements. [2025-03-03 22:36:47,107 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:36:47,107 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 22:36:47,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 22:36:47,160 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 22:36:47,161 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 22:36:47,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 22:36:47,165 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-03-03 22:36:47,233 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 22:36:47,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 10:36:47 BoogieIcfgContainer [2025-03-03 22:36:47,238 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 22:36:47,239 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 22:36:47,239 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 22:36:47,239 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 22:36:47,240 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:36:46" (3/4) ... [2025-03-03 22:36:47,241 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 22:36:47,242 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 22:36:47,243 INFO L158 Benchmark]: Toolchain (without parser) took 1169.40ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 91.9MB in the end (delta: 13.4MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2025-03-03 22:36:47,244 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:36:47,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.77ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 93.5MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 22:36:47,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.18ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.1MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 22:36:47,245 INFO L158 Benchmark]: Boogie Preprocessor took 33.34ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 88.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:36:47,245 INFO L158 Benchmark]: IcfgBuilder took 330.26ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 71.1MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 22:36:47,246 INFO L158 Benchmark]: TraceAbstraction took 583.41ms. Allocated memory is still 142.6MB. Free memory was 70.0MB in the beginning and 91.9MB in the end (delta: -22.0MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2025-03-03 22:36:47,246 INFO L158 Benchmark]: Witness Printer took 2.97ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 91.9MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:36:47,247 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.77ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 93.5MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.18ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.1MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.34ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 88.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 330.26ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 71.1MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 583.41ms. Allocated memory is still 142.6MB. Free memory was 70.0MB in the beginning and 91.9MB in the end (delta: -22.0MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Witness Printer took 2.97ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 91.9MB in the end (delta: 41.6kB). 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 someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_3 = 32; [L24] signed short int var_1_4 = -1; [L25] unsigned char var_1_5 = 1; [L26] unsigned char var_1_6 = 0; [L27] unsigned char var_1_7 = 0; [L28] unsigned char var_1_8 = 1; [L29] unsigned char var_1_9 = 0; [L30] signed long int var_1_10 = 25; [L31] signed long int var_1_11 = 256; [L32] signed long int var_1_12 = 0; [L33] signed long int var_1_13 = 31; [L34] signed long int var_1_14 = 256; [L35] unsigned long int var_1_15 = 8; [L36] unsigned char var_1_16 = 16; VAL [isInitial=0, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=32, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L65] var_1_3 = __VERIFIER_nondet_short() [L66] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L66] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L67] CALL assume_abort_if_not(var_1_3 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L67] RET assume_abort_if_not(var_1_3 <= 32766) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L68] var_1_4 = __VERIFIER_nondet_short() [L69] CALL assume_abort_if_not(var_1_4 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L69] RET assume_abort_if_not(var_1_4 >= -16383) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L70] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L70] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L71] var_1_6 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L72] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L73] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L73] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L74] var_1_7 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L75] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L76] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L77] var_1_8 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L78] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L79] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L81] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L82] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L82] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L83] var_1_11 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L84] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L85] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L85] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L86] var_1_12 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L87] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L88] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L88] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L89] var_1_13 = __VERIFIER_nondet_long() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L91] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L92] var_1_14 = __VERIFIER_nondet_long() [L93] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L93] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L94] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L95] var_1_16 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L96] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_16 <= 30) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L97] RET assume_abort_if_not(var_1_16 <= 30) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L110] RET updateVariables() [L111] CALL step() [L40] signed short int stepLocal_0 = var_1_3; VAL [isInitial=1, stepLocal_0=2016, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L41] COND FALSE !(stepLocal_0 > ((var_1_4 / -256) * 32)) [L48] var_1_5 = var_1_9 VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L50] COND TRUE \read(var_1_7) [L51] var_1_10 = (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))) VAL [isInitial=1, var_1_10=-1, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=2016, var_1_4=-16129, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L53] COND TRUE var_1_10 < 63.75 [L54] var_1_1 = (10 - var_1_3) VAL [isInitial=1, var_1_10=-1, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-2006, var_1_3=2016, var_1_4=-16129, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L58] COND FALSE !(! (var_1_13 < (127.125 / var_1_12))) VAL [isInitial=1, var_1_10=-1, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-2006, var_1_3=2016, var_1_4=-16129, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L111] RET step() [L112] CALL, EXPR property() [L102] EXPR ((((var_1_10 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_3))) : (var_1_1 == ((signed short int) (4 + var_1_4)))) && ((var_1_3 > ((var_1_4 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && var_1_8)))) : (var_1_5 == ((unsigned char) var_1_8))) : (var_1_5 == ((unsigned char) var_1_9)))) && (var_1_7 ? (var_1_10 == ((signed long int) (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))))) : 1)) && ((! (var_1_13 < (127.125 / var_1_12))) ? ((var_1_1 <= ((var_1_4 * var_1_3) + (-2 << var_1_16))) ? (var_1_15 == ((unsigned long int) var_1_3)) : 1) : 1) VAL [isInitial=1, var_1_10=-1, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-2006, var_1_3=2016, var_1_4=-16129, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L102-L103] return ((((var_1_10 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_3))) : (var_1_1 == ((signed short int) (4 + var_1_4)))) && ((var_1_3 > ((var_1_4 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && var_1_8)))) : (var_1_5 == ((unsigned char) var_1_8))) : (var_1_5 == ((unsigned char) var_1_9)))) && (var_1_7 ? (var_1_10 == ((signed long int) (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))))) : 1)) && ((! (var_1_13 < (127.125 / var_1_12))) ? ((var_1_1 <= ((var_1_4 * var_1_3) + (-2 << var_1_16))) ? (var_1_15 == ((unsigned long int) var_1_3)) : 1) : 1) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-1, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-2006, var_1_3=2016, var_1_4=-16129, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=-1, var_1_11=0, var_1_12=2147483647, var_1_13=2147483646, var_1_14=0, var_1_15=8, var_1_16=30, var_1_1=-2006, var_1_3=2016, var_1_4=-16129, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2025-03-03 22:36:47,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.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 19096ca86d86acc30d8aed0bf6308f75bb4310aad7abc911bc202c5b0fcfab1c --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 22:36:49,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 22:36:49,110 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 22:36:49,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 22:36:49,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 22:36:49,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 22:36:49,137 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 22:36:49,137 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 22:36:49,138 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 22:36:49,138 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 22:36:49,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 22:36:49,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 22:36:49,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 22:36:49,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 22:36:49,139 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 22:36:49,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 22:36:49,140 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 22:36:49,141 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 22:36:49,141 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 22:36:49,141 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 22:36:49,141 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 22:36:49,141 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 22:36:49,141 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 22:36:49,141 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 22:36:49,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:36:49,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 22:36:49,142 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 22:36:49,142 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 -> 19096ca86d86acc30d8aed0bf6308f75bb4310aad7abc911bc202c5b0fcfab1c [2025-03-03 22:36:49,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 22:36:49,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 22:36:49,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 22:36:49,391 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 22:36:49,391 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 22:36:49,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i [2025-03-03 22:36:50,569 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187186c73/dff3a37261974f1fa8ace23e9534454b/FLAG9de27c333 [2025-03-03 22:36:50,773 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 22:36:50,774 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i [2025-03-03 22:36:50,781 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187186c73/dff3a37261974f1fa8ace23e9534454b/FLAG9de27c333 [2025-03-03 22:36:51,135 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187186c73/dff3a37261974f1fa8ace23e9534454b [2025-03-03 22:36:51,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 22:36:51,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 22:36:51,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 22:36:51,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 22:36:51,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 22:36:51,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5181cb12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51, skipping insertion in model container [2025-03-03 22:36:51,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,152 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 22:36:51,235 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i[916,929] [2025-03-03 22:36:51,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:36:51,285 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 22:36:51,294 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i[916,929] [2025-03-03 22:36:51,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:36:51,327 INFO L204 MainTranslator]: Completed translation [2025-03-03 22:36:51,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51 WrapperNode [2025-03-03 22:36:51,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 22:36:51,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 22:36:51,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 22:36:51,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 22:36:51,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,356 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 115 [2025-03-03 22:36:51,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 22:36:51,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 22:36:51,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 22:36:51,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 22:36:51,369 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,377 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,395 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]. [2025-03-03 22:36:51,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,401 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 22:36:51,410 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 22:36:51,410 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 22:36:51,410 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 22:36:51,411 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (1/1) ... [2025-03-03 22:36:51,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:36:51,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:36:51,441 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) [2025-03-03 22:36:51,444 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 [2025-03-03 22:36:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 22:36:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 22:36:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 22:36:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 22:36:51,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 22:36:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 22:36:51,506 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 22:36:51,508 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 22:37:04,614 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-03 22:37:04,614 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 22:37:04,621 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 22:37:04,621 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 22:37:04,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:37:04 BoogieIcfgContainer [2025-03-03 22:37:04,622 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 22:37:04,623 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 22:37:04,623 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 22:37:04,626 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 22:37:04,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 10:36:51" (1/3) ... [2025-03-03 22:37:04,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c8db2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:37:04, skipping insertion in model container [2025-03-03 22:37:04,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:36:51" (2/3) ... [2025-03-03 22:37:04,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c8db2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:37:04, skipping insertion in model container [2025-03-03 22:37:04,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:37:04" (3/3) ... [2025-03-03 22:37:04,628 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-52.i [2025-03-03 22:37:04,637 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 22:37:04,638 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-52.i that has 2 procedures, 57 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 22:37:04,667 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 22:37:04,674 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;@1e6423fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 22:37:04,674 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 22:37:04,676 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-03 22:37:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-03-03 22:37:04,683 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:37:04,683 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:37:04,684 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:37:04,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:37:04,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1535352023, now seen corresponding path program 1 times [2025-03-03 22:37:04,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:37:04,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1243198984] [2025-03-03 22:37:04,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:37:04,695 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 [2025-03-03 22:37:04,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:37:04,697 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) [2025-03-03 22:37:04,699 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 [2025-03-03 22:37:04,761 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-03-03 22:37:05,238 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-03-03 22:37:05,238 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:37:05,238 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:37:05,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-03 22:37:05,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:37:23,449 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:37:31,763 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:37:40,083 WARN L286 SmtUtils]: Spent 8.32s 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) [2025-03-03 22:37:48,414 WARN L286 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:37:56,789 WARN L286 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:38:05,135 WARN L286 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:38:13,487 WARN L286 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:38:21,862 WARN L286 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:38:30,102 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)