./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.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-10.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 d3625167a7aec6d3884a0a0cfb9a5e7b246de182e5cac4fcf1e6ab34704c8faf --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 13:32:08,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 13:32:08,180 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 13:32:08,186 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 13:32:08,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 13:32:08,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 13:32:08,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 13:32:08,208 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 13:32:08,209 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 13:32:08,209 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 13:32:08,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 13:32:08,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 13:32:08,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 13:32:08,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 13:32:08,210 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 13:32:08,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 13:32:08,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 13:32:08,210 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 13:32:08,211 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 13:32:08,211 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:32:08,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 13:32:08,212 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 13:32:08,212 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 -> d3625167a7aec6d3884a0a0cfb9a5e7b246de182e5cac4fcf1e6ab34704c8faf [2025-03-08 13:32:08,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 13:32:08,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 13:32:08,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 13:32:08,421 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 13:32:08,421 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 13:32:08,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i [2025-03-08 13:32:09,574 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fffe7f88/f354f2ea8adf4c7e803cf261fd4a4bcf/FLAG8d8f37ee0 [2025-03-08 13:32:09,803 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 13:32:09,804 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i [2025-03-08 13:32:09,811 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fffe7f88/f354f2ea8adf4c7e803cf261fd4a4bcf/FLAG8d8f37ee0 [2025-03-08 13:32:09,822 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fffe7f88/f354f2ea8adf4c7e803cf261fd4a4bcf [2025-03-08 13:32:09,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 13:32:09,825 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 13:32:09,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 13:32:09,827 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 13:32:09,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 13:32:09,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:32:09" (1/1) ... [2025-03-08 13:32:09,831 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e439fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:09, skipping insertion in model container [2025-03-08 13:32:09,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:32:09" (1/1) ... [2025-03-08 13:32:09,846 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 13:32:09,944 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-10.i[917,930] [2025-03-08 13:32:09,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:32:09,993 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 13:32:10,000 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-10.i[917,930] [2025-03-08 13:32:10,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:32:10,039 INFO L204 MainTranslator]: Completed translation [2025-03-08 13:32:10,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10 WrapperNode [2025-03-08 13:32:10,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 13:32:10,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 13:32:10,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 13:32:10,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 13:32:10,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,074 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2025-03-08 13:32:10,074 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 13:32:10,075 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 13:32:10,075 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 13:32:10,075 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 13:32:10,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,082 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,093 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 13:32:10,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,098 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,099 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 13:32:10,104 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 13:32:10,104 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 13:32:10,104 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 13:32:10,105 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (1/1) ... [2025-03-08 13:32:10,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:32:10,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:32:10,131 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 13:32:10,137 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 13:32:10,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 13:32:10,152 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 13:32:10,152 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 13:32:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 13:32:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 13:32:10,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 13:32:10,211 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 13:32:10,213 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 13:32:10,421 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 13:32:10,422 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 13:32:10,429 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 13:32:10,429 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 13:32:10,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:32:10 BoogieIcfgContainer [2025-03-08 13:32:10,429 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 13:32:10,432 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 13:32:10,432 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 13:32:10,435 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 13:32:10,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 01:32:09" (1/3) ... [2025-03-08 13:32:10,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afb550f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:32:10, skipping insertion in model container [2025-03-08 13:32:10,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:10" (2/3) ... [2025-03-08 13:32:10,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afb550f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:32:10, skipping insertion in model container [2025-03-08 13:32:10,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:32:10" (3/3) ... [2025-03-08 13:32:10,437 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-10.i [2025-03-08 13:32:10,449 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 13:32:10,450 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-10.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 13:32:10,491 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 13:32:10,499 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;@457d27be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 13:32:10,500 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 13:32:10,503 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 32 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2025-03-08 13:32:10,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2025-03-08 13:32:10,511 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:32:10,512 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:10,512 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:32:10,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:32:10,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1855616992, now seen corresponding path program 1 times [2025-03-08 13:32:10,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 13:32:10,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500492150] [2025-03-08 13:32:10,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:32:10,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 13:32:10,586 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 13:32:10,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 13:32:10,604 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:32:10,604 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:32:10,717 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2025-03-08 13:32:10,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 13:32:10,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500492150] [2025-03-08 13:32:10,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500492150] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 13:32:10,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812068374] [2025-03-08 13:32:10,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:32:10,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 13:32:10,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:32:10,721 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 13:32:10,722 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 13:32:10,798 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 13:32:10,857 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 13:32:10,857 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:32:10,857 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:32:10,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 13:32:10,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 13:32:10,892 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2025-03-08 13:32:10,893 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 13:32:10,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812068374] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 13:32:10,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 13:32:10,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 13:32:10,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193917981] [2025-03-08 13:32:10,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 13:32:10,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 13:32:10,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 13:32:10,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 13:32:10,914 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 13:32:10,915 INFO L87 Difference]: Start difference. First operand has 53 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 32 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2025-03-08 13:32:10,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 13:32:10,930 INFO L93 Difference]: Finished difference Result 100 states and 168 transitions. [2025-03-08 13:32:10,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 13:32:10,932 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 119 [2025-03-08 13:32:10,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 13:32:10,936 INFO L225 Difference]: With dead ends: 100 [2025-03-08 13:32:10,936 INFO L226 Difference]: Without dead ends: 50 [2025-03-08 13:32:10,938 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 120 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 13:32:10,940 INFO L435 NwaCegarLoop]: 72 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, 72 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 13:32:10,941 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 13:32:10,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2025-03-08 13:32:10,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2025-03-08 13:32:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2025-03-08 13:32:10,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2025-03-08 13:32:10,980 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 119 [2025-03-08 13:32:10,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 13:32:10,981 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2025-03-08 13:32:10,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2025-03-08 13:32:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2025-03-08 13:32:10,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2025-03-08 13:32:10,984 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:32:10,984 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:10,991 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 13:32:11,184 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 13:32:11,185 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:32:11,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:32:11,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1240760547, now seen corresponding path program 1 times [2025-03-08 13:32:11,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 13:32:11,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129681018] [2025-03-08 13:32:11,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:32:11,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 13:32:11,204 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 13:32:11,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 13:32:11,332 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:32:11,332 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 13:32:11,332 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 13:32:11,346 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 13:32:11,422 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 13:32:11,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:32:11,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 13:32:11,461 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 13:32:11,461 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 13:32:11,462 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 13:32:11,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 13:32:11,466 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 13:32:11,531 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 13:32:11,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 01:32:11 BoogieIcfgContainer [2025-03-08 13:32:11,534 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 13:32:11,535 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 13:32:11,535 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 13:32:11,535 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 13:32:11,536 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:32:10" (3/4) ... [2025-03-08 13:32:11,538 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 13:32:11,538 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 13:32:11,539 INFO L158 Benchmark]: Toolchain (without parser) took 1713.92ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 67.8MB in the end (delta: 37.8MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2025-03-08 13:32:11,539 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 201.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:32:11,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.87ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 92.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 13:32:11,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.27ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 13:32:11,540 INFO L158 Benchmark]: Boogie Preprocessor took 28.76ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 88.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:32:11,540 INFO L158 Benchmark]: IcfgBuilder took 325.68ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 71.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 13:32:11,540 INFO L158 Benchmark]: TraceAbstraction took 1102.95ms. Allocated memory is still 142.6MB. Free memory was 70.7MB in the beginning and 67.8MB in the end (delta: 2.9MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2025-03-08 13:32:11,540 INFO L158 Benchmark]: Witness Printer took 3.54ms. Allocated memory is still 142.6MB. Free memory was 67.8MB in the beginning and 67.8MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 13:32:11,541 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 201.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 214.87ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 92.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.27ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.76ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 88.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 325.68ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 71.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1102.95ms. Allocated memory is still 142.6MB. Free memory was 70.7MB in the beginning and 67.8MB in the end (delta: 2.9MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Witness Printer took 3.54ms. Allocated memory is still 142.6MB. Free memory was 67.8MB in the beginning and 67.8MB 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 someBinaryFLOATComparisonOperation at line 106, overapproximation of someUnaryDOUBLEoperation at line 27, overapproximation of someUnaryDOUBLEoperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 5; [L23] unsigned long int var_1_2 = 8; [L24] double var_1_3 = 9.15; [L25] double var_1_6 = 1000000.875; [L26] double var_1_7 = 49.25; [L27] double var_1_8 = -0.8; [L28] signed char var_1_9 = -10; [L29] unsigned short int var_1_10 = 58996; [L30] unsigned short int var_1_11 = 32; [L31] signed char var_1_12 = 32; [L32] signed char var_1_13 = 16; [L33] signed char var_1_14 = 2; [L34] signed long int var_1_15 = 32; [L35] signed long int var_1_17 = 1000000000; [L36] float var_1_18 = -0.5; [L37] signed char var_1_19 = 2; [L38] unsigned char var_1_20 = 0; [L39] unsigned char var_1_21 = 0; [L40] double last_1_var_1_3 = 9.15; VAL [isInitial=0, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=8, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L103] last_1_var_1_3 = var_1_3 VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=8, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L113] RET updateLastVariables() [L114] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_ulong() [L72] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L72] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L73] CALL assume_abort_if_not(var_1_2 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L73] RET assume_abort_if_not(var_1_2 <= 4294967294) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L74] var_1_6 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_7=197/4, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_7=197/4, var_1_9=-10] [L75] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_7=197/4, var_1_9=-10] [L76] var_1_7 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L77] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L78] var_1_8 = __VERIFIER_nondet_double() [L79] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L79] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L80] var_1_10 = __VERIFIER_nondet_ushort() [L81] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L81] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L82] CALL assume_abort_if_not(var_1_10 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L82] RET assume_abort_if_not(var_1_10 <= 65535) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L83] var_1_11 = __VERIFIER_nondet_ushort() [L84] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L84] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L85] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L85] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L86] var_1_12 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L87] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L88] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L88] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L89] var_1_13 = __VERIFIER_nondet_char() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L91] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L91] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L92] var_1_14 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L93] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L94] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L94] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L95] var_1_17 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L96] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L97] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L97] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L98] var_1_21 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_21 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L99] RET assume_abort_if_not(var_1_21 >= 1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L100] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L100] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_9=-10] [L114] RET updateVariables() [L115] CALL step() [L44] var_1_1 = var_1_2 [L45] var_1_18 = var_1_8 [L46] var_1_19 = var_1_12 [L47] var_1_20 = var_1_21 [L48] signed char stepLocal_1 = var_1_19; VAL [isInitial=1, last_1_var_1_3=183/20, stepLocal_1=0, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_18=4294967299, var_1_19=0, var_1_1=4294967294, var_1_20=-255, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_8=4294967299, var_1_9=-10] [L49] COND TRUE (- (var_1_10 - var_1_11)) >= stepLocal_1 [L50] var_1_9 = (var_1_12 - ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14)))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=536870911, var_1_18=4294967299, var_1_19=0, var_1_1=4294967294, var_1_20=-255, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_8=4294967299, var_1_9=-1] [L54] COND TRUE \read(var_1_20) [L55] var_1_15 = (var_1_12 - var_1_14) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=536870911, var_1_18=4294967299, var_1_19=0, var_1_1=4294967294, var_1_20=-255, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_8=4294967299, var_1_9=-1] [L59] signed long int stepLocal_0 = var_1_15; VAL [isInitial=1, last_1_var_1_3=183/20, stepLocal_0=0, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=536870911, var_1_18=4294967299, var_1_19=0, var_1_1=4294967294, var_1_20=-255, var_1_21=-255, var_1_2=4294967294, var_1_3=183/20, var_1_8=4294967299, var_1_9=-1] [L60] COND TRUE stepLocal_0 < var_1_1 [L61] var_1_3 = -0.5 VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=536870911, var_1_18=4294967299, var_1_19=0, var_1_1=4294967294, var_1_20=-255, var_1_21=-255, var_1_2=4294967294, var_1_8=4294967299, var_1_9=-1] [L115] RET step() [L116] CALL, EXPR property() [L106-L107] return ((((((var_1_1 == ((unsigned long int) var_1_2)) && ((var_1_15 < var_1_1) ? (var_1_3 == ((double) -0.5)) : (((- last_1_var_1_3) == (var_1_6 - var_1_7)) ? (var_1_3 == ((double) var_1_8)) : (var_1_3 == ((double) var_1_8))))) && (((- (var_1_10 - var_1_11)) >= var_1_19) ? (var_1_9 == ((signed char) (var_1_12 - ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14)))))) : (var_1_9 == ((signed char) ((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))))))) && (var_1_20 ? (var_1_15 == ((signed long int) (var_1_12 - var_1_14))) : (var_1_15 == ((signed long int) (var_1_13 - ((var_1_17 - 4) + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))))))) && (var_1_18 == ((float) var_1_8))) && (var_1_19 == ((signed char) var_1_12))) && (var_1_20 == ((unsigned char) var_1_21)) ; VAL [\result=0, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=536870911, var_1_18=4294967299, var_1_19=0, var_1_1=4294967294, var_1_20=-255, var_1_21=-255, var_1_2=4294967294, var_1_8=4294967299, var_1_9=-1] [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=536870911, var_1_18=4294967299, var_1_19=0, var_1_1=4294967294, var_1_20=-255, var_1_21=-255, var_1_2=4294967294, var_1_8=4294967299, var_1_9=-1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=536870911, var_1_18=4294967299, var_1_19=0, var_1_1=4294967294, var_1_20=-255, var_1_21=-255, var_1_2=4294967294, var_1_8=4294967299, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 96 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 72 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 357 NumberOfCodeBlocks, 357 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 236 ConstructedInterpolants, 0 QuantifiedInterpolants, 236 SizeOfPredicates, 0 NumberOfNonLiveVariables, 280 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1332/1368 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 13:32:11,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.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 d3625167a7aec6d3884a0a0cfb9a5e7b246de182e5cac4fcf1e6ab34704c8faf --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 13:32:13,533 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 13:32:13,607 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 13:32:13,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 13:32:13,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 13:32:13,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 13:32:13,637 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 13:32:13,637 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 13:32:13,638 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 13:32:13,638 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 13:32:13,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 13:32:13,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 13:32:13,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 13:32:13,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 13:32:13,639 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 13:32:13,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 13:32:13,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 13:32:13,640 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 13:32:13,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 13:32:13,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 13:32:13,641 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 13:32:13,641 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 13:32:13,642 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 13:32:13,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 13:32:13,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:32:13,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 13:32:13,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 13:32:13,642 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 13:32:13,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 13:32:13,643 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 13:32:13,643 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 13:32:13,643 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 13:32:13,643 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 13:32:13,643 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 13:32:13,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 13:32:13,643 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 -> d3625167a7aec6d3884a0a0cfb9a5e7b246de182e5cac4fcf1e6ab34704c8faf [2025-03-08 13:32:13,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 13:32:13,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 13:32:13,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 13:32:13,902 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 13:32:13,902 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 13:32:13,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i [2025-03-08 13:32:15,127 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fa2dea82/03b1d9f23b1a41c48fcb310a128ec6e6/FLAG766a851db [2025-03-08 13:32:15,316 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 13:32:15,317 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i [2025-03-08 13:32:15,325 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fa2dea82/03b1d9f23b1a41c48fcb310a128ec6e6/FLAG766a851db [2025-03-08 13:32:15,342 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fa2dea82/03b1d9f23b1a41c48fcb310a128ec6e6 [2025-03-08 13:32:15,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 13:32:15,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 13:32:15,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 13:32:15,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 13:32:15,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 13:32:15,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fadf25d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15, skipping insertion in model container [2025-03-08 13:32:15,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,368 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 13:32:15,483 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-10.i[917,930] [2025-03-08 13:32:15,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:32:15,541 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 13:32:15,551 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-10.i[917,930] [2025-03-08 13:32:15,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 13:32:15,584 INFO L204 MainTranslator]: Completed translation [2025-03-08 13:32:15,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15 WrapperNode [2025-03-08 13:32:15,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 13:32:15,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 13:32:15,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 13:32:15,587 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 13:32:15,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,627 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2025-03-08 13:32:15,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 13:32:15,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 13:32:15,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 13:32:15,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 13:32:15,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,638 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,648 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 13:32:15,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,662 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 13:32:15,676 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 13:32:15,676 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 13:32:15,676 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 13:32:15,677 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (1/1) ... [2025-03-08 13:32:15,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 13:32:15,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 13:32:15,705 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 13:32:15,708 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 13:32:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 13:32:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 13:32:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 13:32:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 13:32:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 13:32:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 13:32:15,794 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 13:32:15,796 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 13:32:16,473 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 13:32:16,473 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 13:32:16,481 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 13:32:16,483 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 13:32:16,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:32:16 BoogieIcfgContainer [2025-03-08 13:32:16,483 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 13:32:16,485 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 13:32:16,485 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 13:32:16,490 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 13:32:16,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 01:32:15" (1/3) ... [2025-03-08 13:32:16,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f55eefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:32:16, skipping insertion in model container [2025-03-08 13:32:16,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 01:32:15" (2/3) ... [2025-03-08 13:32:16,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f55eefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 01:32:16, skipping insertion in model container [2025-03-08 13:32:16,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 01:32:16" (3/3) ... [2025-03-08 13:32:16,492 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-10.i [2025-03-08 13:32:16,502 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 13:32:16,504 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-10.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 13:32:16,557 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 13:32:16,565 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;@1fff9cef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 13:32:16,565 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 13:32:16,570 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 32 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2025-03-08 13:32:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2025-03-08 13:32:16,579 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:32:16,580 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:16,580 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:32:16,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:32:16,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1855616992, now seen corresponding path program 1 times [2025-03-08 13:32:16,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 13:32:16,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1692893493] [2025-03-08 13:32:16,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:32:16,595 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 13:32:16,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 13:32:16,600 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 13:32:16,601 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 13:32:16,674 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 13:32:16,778 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 13:32:16,778 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:32:16,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:32:16,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 13:32:16,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 13:32:16,821 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2025-03-08 13:32:16,821 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 13:32:16,824 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 13:32:16,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1692893493] [2025-03-08 13:32:16,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1692893493] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 13:32:16,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 13:32:16,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 13:32:16,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731147904] [2025-03-08 13:32:16,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 13:32:16,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 13:32:16,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 13:32:16,844 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 13:32:16,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 13:32:16,848 INFO L87 Difference]: Start difference. First operand has 53 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 32 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) [2025-03-08 13:32:16,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 13:32:16,868 INFO L93 Difference]: Finished difference Result 100 states and 168 transitions. [2025-03-08 13:32:16,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 13:32:16,870 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) Word has length 119 [2025-03-08 13:32:16,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 13:32:16,875 INFO L225 Difference]: With dead ends: 100 [2025-03-08 13:32:16,876 INFO L226 Difference]: Without dead ends: 50 [2025-03-08 13:32:16,880 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 118 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 13:32:16,884 INFO L435 NwaCegarLoop]: 72 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, 72 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 13:32:16,885 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 13:32:16,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2025-03-08 13:32:16,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2025-03-08 13:32:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2025-03-08 13:32:16,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2025-03-08 13:32:16,922 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 119 [2025-03-08 13:32:16,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 13:32:16,923 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2025-03-08 13:32:16,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) [2025-03-08 13:32:16,923 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2025-03-08 13:32:16,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2025-03-08 13:32:16,926 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 13:32:16,926 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:16,933 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 13:32:17,131 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 13:32:17,132 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 13:32:17,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 13:32:17,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1240760547, now seen corresponding path program 1 times [2025-03-08 13:32:17,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 13:32:17,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1547976569] [2025-03-08 13:32:17,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 13:32:17,133 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 13:32:17,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 13:32:17,135 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 13:32:17,137 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 13:32:17,173 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 13:32:17,289 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 13:32:17,289 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 13:32:17,290 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 13:32:17,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 38 conjuncts are in the unsatisfiable core [2025-03-08 13:32:17,309 INFO L279 TraceCheckSpWp]: Computing forward predicates...