./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-20.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 88e82e90997623f17755cf4b0e74e4caa25dddf076fd59ee2ddcb63a8c826a1e --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 22:22:01,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 22:22:01,738 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 22:22:01,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 22:22:01,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 22:22:01,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 22:22:01,768 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 22:22:01,768 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 22:22:01,769 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 22:22:01,769 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 22:22:01,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 22:22:01,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 22:22:01,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 22:22:01,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 22:22:01,770 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 22:22:01,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 22:22:01,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 22:22:01,770 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 22:22:01,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 22:22:01,771 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 22:22:01,771 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 22:22:01,772 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 22:22:01,772 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 22:22:01,772 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 22:22:01,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:22:01,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 22:22:01,772 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 22:22:01,773 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 22:22:01,773 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 22:22:01,773 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 22:22:01,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 22:22:01,773 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 22:22:01,773 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 22:22:01,773 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 22:22:01,773 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 22:22:01,773 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 -> 88e82e90997623f17755cf4b0e74e4caa25dddf076fd59ee2ddcb63a8c826a1e [2025-03-03 22:22:02,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 22:22:02,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 22:22:02,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 22:22:02,026 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 22:22:02,026 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 22:22:02,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-20.i [2025-03-03 22:22:03,214 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d1948b2/5ad229ca61c740c097e73b917e5110dc/FLAGc279a8a74 [2025-03-03 22:22:03,466 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 22:22:03,468 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-20.i [2025-03-03 22:22:03,481 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d1948b2/5ad229ca61c740c097e73b917e5110dc/FLAGc279a8a74 [2025-03-03 22:22:03,498 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d1948b2/5ad229ca61c740c097e73b917e5110dc [2025-03-03 22:22:03,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 22:22:03,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 22:22:03,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 22:22:03,503 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 22:22:03,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 22:22:03,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789e74aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03, skipping insertion in model container [2025-03-03 22:22:03,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,522 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 22:22:03,629 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-20.i[917,930] [2025-03-03 22:22:03,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:22:03,688 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 22:22:03,696 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-20.i[917,930] [2025-03-03 22:22:03,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:22:03,732 INFO L204 MainTranslator]: Completed translation [2025-03-03 22:22:03,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03 WrapperNode [2025-03-03 22:22:03,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 22:22:03,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 22:22:03,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 22:22:03,735 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 22:22:03,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,776 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2025-03-03 22:22:03,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 22:22:03,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 22:22:03,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 22:22:03,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 22:22:03,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,791 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,802 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 22:22:03,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,806 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,808 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,811 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 22:22:03,812 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 22:22:03,812 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 22:22:03,812 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 22:22:03,813 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (1/1) ... [2025-03-03 22:22:03,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:22:03,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:22:03,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 22:22:03,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 22:22:03,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 22:22:03,873 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 22:22:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 22:22:03,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 22:22:03,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 22:22:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 22:22:03,939 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 22:22:03,940 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 22:22:04,129 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-03 22:22:04,130 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 22:22:04,136 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 22:22:04,137 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 22:22:04,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:22:04 BoogieIcfgContainer [2025-03-03 22:22:04,137 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 22:22:04,139 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 22:22:04,139 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 22:22:04,143 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 22:22:04,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 10:22:03" (1/3) ... [2025-03-03 22:22:04,144 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d47f687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:22:04, skipping insertion in model container [2025-03-03 22:22:04,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:03" (2/3) ... [2025-03-03 22:22:04,144 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d47f687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:22:04, skipping insertion in model container [2025-03-03 22:22:04,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:22:04" (3/3) ... [2025-03-03 22:22:04,145 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-20.i [2025-03-03 22:22:04,155 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 22:22:04,156 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-20.i that has 2 procedures, 56 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 22:22:04,192 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 22:22:04,201 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;@55a0a7d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 22:22:04,203 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 22:22:04,206 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 35 states have internal predecessors, (43), 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) [2025-03-03 22:22:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2025-03-03 22:22:04,216 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:22:04,216 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, 1, 1] [2025-03-03 22:22:04,217 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:22:04,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:22:04,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1227006544, now seen corresponding path program 1 times [2025-03-03 22:22:04,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:22:04,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746337674] [2025-03-03 22:22:04,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:22:04,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:22:04,309 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 121 statements into 1 equivalence classes. [2025-03-03 22:22:04,324 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 121 of 121 statements. [2025-03-03 22:22:04,326 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:22:04,326 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:22:04,456 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2025-03-03 22:22:04,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:22:04,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746337674] [2025-03-03 22:22:04,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746337674] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:22:04,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991089718] [2025-03-03 22:22:04,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:22:04,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:22:04,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:22:04,461 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) [2025-03-03 22:22:04,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 22:22:04,538 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 121 statements into 1 equivalence classes. [2025-03-03 22:22:04,601 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 121 of 121 statements. [2025-03-03 22:22:04,601 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:22:04,602 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:22:04,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 22:22:04,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:22:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2025-03-03 22:22:04,639 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:22:04,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1991089718] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:22:04,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 22:22:04,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 22:22:04,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968706372] [2025-03-03 22:22:04,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:22:04,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 22:22:04,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:22:04,661 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 22:22:04,662 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:22:04,663 INFO L87 Difference]: Start difference. First operand has 56 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 35 states have internal predecessors, (43), 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 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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) [2025-03-03 22:22:04,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:22:04,680 INFO L93 Difference]: Finished difference Result 106 states and 176 transitions. [2025-03-03 22:22:04,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 22:22:04,681 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (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 121 [2025-03-03 22:22:04,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:22:04,686 INFO L225 Difference]: With dead ends: 106 [2025-03-03 22:22:04,686 INFO L226 Difference]: Without dead ends: 53 [2025-03-03 22:22:04,688 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:22:04,690 INFO L435 NwaCegarLoop]: 76 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, 76 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 [2025-03-03 22:22:04,690 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:22:04,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2025-03-03 22:22:04,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2025-03-03 22:22:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 32 states have (on average 1.1875) internal successors, (38), 32 states have internal predecessors, (38), 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) [2025-03-03 22:22:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2025-03-03 22:22:04,724 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 121 [2025-03-03 22:22:04,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:22:04,725 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2025-03-03 22:22:04,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (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) [2025-03-03 22:22:04,725 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2025-03-03 22:22:04,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2025-03-03 22:22:04,728 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:22:04,729 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, 1, 1] [2025-03-03 22:22:04,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-03 22:22:04,929 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 [2025-03-03 22:22:04,930 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:22:04,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:22:04,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1897817419, now seen corresponding path program 1 times [2025-03-03 22:22:04,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:22:04,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008524045] [2025-03-03 22:22:04,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:22:04,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:22:04,949 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 121 statements into 1 equivalence classes. [2025-03-03 22:22:05,074 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 121 of 121 statements. [2025-03-03 22:22:05,075 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:22:05,075 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 22:22:05,075 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 22:22:05,081 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 121 statements into 1 equivalence classes. [2025-03-03 22:22:05,180 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 121 of 121 statements. [2025-03-03 22:22:05,180 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:22:05,180 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 22:22:05,219 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 22:22:05,219 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 22:22:05,220 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 22:22:05,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 22:22:05,224 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-03 22:22:05,297 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 22:22:05,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 10:22:05 BoogieIcfgContainer [2025-03-03 22:22:05,302 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 22:22:05,302 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 22:22:05,303 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 22:22:05,303 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 22:22:05,304 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:22:04" (3/4) ... [2025-03-03 22:22:05,305 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 22:22:05,306 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 22:22:05,307 INFO L158 Benchmark]: Toolchain (without parser) took 1805.28ms. Allocated memory is still 167.8MB. Free memory was 122.0MB in the beginning and 103.7MB in the end (delta: 18.3MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2025-03-03 22:22:05,307 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:22:05,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.75ms. Allocated memory is still 167.8MB. Free memory was 122.0MB in the beginning and 109.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 22:22:05,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.86ms. Allocated memory is still 167.8MB. Free memory was 109.0MB in the beginning and 106.9MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 22:22:05,308 INFO L158 Benchmark]: Boogie Preprocessor took 33.92ms. Allocated memory is still 167.8MB. Free memory was 106.9MB in the beginning and 104.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:22:05,309 INFO L158 Benchmark]: IcfgBuilder took 325.49ms. Allocated memory is still 167.8MB. Free memory was 104.4MB in the beginning and 88.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 22:22:05,309 INFO L158 Benchmark]: TraceAbstraction took 1162.87ms. Allocated memory is still 167.8MB. Free memory was 87.7MB in the beginning and 103.7MB in the end (delta: -16.0MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2025-03-03 22:22:05,309 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 167.8MB. Free memory was 103.7MB in the beginning and 103.7MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:22:05,310 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.75ms. Allocated memory is still 167.8MB. Free memory was 122.0MB in the beginning and 109.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.86ms. Allocated memory is still 167.8MB. Free memory was 109.0MB in the beginning and 106.9MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.92ms. Allocated memory is still 167.8MB. Free memory was 106.9MB in the beginning and 104.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 325.49ms. Allocated memory is still 167.8MB. Free memory was 104.4MB in the beginning and 88.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1162.87ms. Allocated memory is still 167.8MB. Free memory was 87.7MB in the beginning and 103.7MB in the end (delta: -16.0MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 167.8MB. Free memory was 103.7MB in the beginning and 103.7MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 46, overapproximation of someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.6; [L23] unsigned char var_1_2 = 0; [L24] float var_1_3 = 0.0; [L25] float var_1_4 = 2.95; [L26] float var_1_5 = 8.5; [L27] float var_1_6 = 999999999.4; [L28] double var_1_7 = 10.2; [L29] double var_1_8 = 4.6; [L30] unsigned long int var_1_9 = 256; [L31] unsigned char var_1_10 = 0; [L32] unsigned long int var_1_11 = 3724367395; [L33] unsigned long int var_1_12 = 25; [L34] unsigned long int var_1_13 = 1; [L35] unsigned char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 100; VAL [isInitial=0, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=0, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L107] isInitial = 1 [L108] FCALL initially() [L109] COND TRUE 1 [L110] FCALL updateLastVariables() [L111] CALL updateVariables() [L68] var_1_2 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L69] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L70] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L70] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L71] var_1_3 = __VERIFIER_nondet_float() [L72] CALL assume_abort_if_not((var_1_3 >= 4611686.018427382800e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L72] RET assume_abort_if_not((var_1_3 >= 4611686.018427382800e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L73] var_1_4 = __VERIFIER_nondet_float() [L74] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L74] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_5=17/2, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L75] var_1_5 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L76] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_6=4999999997/5, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L77] var_1_6 = __VERIFIER_nondet_float() [L78] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L78] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_8=23/5, var_1_9=256] [L79] var_1_8 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L80] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L81] var_1_10 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L82] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L83] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L83] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L84] var_1_11 = __VERIFIER_nondet_ulong() [L85] CALL assume_abort_if_not(var_1_11 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L85] RET assume_abort_if_not(var_1_11 >= 3221225470) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L86] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L86] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L87] var_1_12 = __VERIFIER_nondet_ulong() [L88] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L88] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L89] CALL assume_abort_if_not(var_1_12 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L89] RET assume_abort_if_not(var_1_12 <= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L90] var_1_13 = __VERIFIER_nondet_ulong() [L91] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L91] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L92] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L92] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L93] var_1_15 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L94] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L95] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L95] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=100, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L96] var_1_16 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L97] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L98] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L98] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_1=3/5, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L111] RET updateVariables() [L112] CALL step() [L41] COND TRUE \read(var_1_2) [L42] var_1_1 = ((var_1_3 - var_1_4) - var_1_5) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_2=-255, var_1_7=51/5, var_1_9=256] [L46] var_1_7 = ((15.5 + var_1_4) - (var_1_3 - var_1_8)) [L47] unsigned long int stepLocal_2 = var_1_13; [L48] signed long int stepLocal_1 = 5; VAL [isInitial=1, stepLocal_1=5, stepLocal_2=-2147483649, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_2=-255, var_1_9=256] [L49] COND FALSE !(stepLocal_1 >= var_1_11) VAL [isInitial=1, stepLocal_2=-2147483649, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_2=-255, var_1_9=256] [L60] unsigned char stepLocal_0 = var_1_2; VAL [isInitial=1, stepLocal_0=-255, stepLocal_2=-2147483649, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_2=-255, var_1_9=256] [L61] COND TRUE var_1_10 || stepLocal_0 [L62] var_1_9 = ((var_1_11 - var_1_14) - var_1_14) VAL [isInitial=1, stepLocal_2=-2147483649, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_2=-255, var_1_9=3221225468] [L112] RET step() [L113] CALL, EXPR property() [L103-L104] return (((var_1_2 ? (var_1_1 == ((float) ((var_1_3 - var_1_4) - var_1_5))) : (var_1_1 == ((float) (var_1_4 + var_1_6)))) && (var_1_7 == ((double) ((15.5 + var_1_4) - (var_1_3 - var_1_8))))) && ((var_1_10 || var_1_2) ? (var_1_9 == ((unsigned long int) ((var_1_11 - var_1_14) - var_1_14))) : (var_1_9 == ((unsigned long int) (var_1_14 + ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))))))) && ((5 >= var_1_11) ? ((var_1_1 >= var_1_8) ? (var_1_14 == ((unsigned char) (128 - 16))) : ((var_1_13 >= ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) ? (var_1_14 == ((unsigned char) (var_1_15 - var_1_16))) : (var_1_14 == ((unsigned char) var_1_16)))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_2=-255, var_1_9=3221225468] [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_2=-255, var_1_9=3221225468] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=3221225470, var_1_12=1073741823, var_1_13=-2147483649, var_1_14=1, var_1_15=32895, var_1_16=-129, var_1_2=-255, var_1_9=3221225468] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 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, 76 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, 76 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred 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, 0.2s InterpolantComputationTime, 363 NumberOfCodeBlocks, 363 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 240 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 267 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 [2025-03-03 22:22:05,326 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-20.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 88e82e90997623f17755cf4b0e74e4caa25dddf076fd59ee2ddcb63a8c826a1e --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 22:22:07,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 22:22:07,257 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 22:22:07,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 22:22:07,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 22:22:07,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 22:22:07,287 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 22:22:07,287 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 22:22:07,287 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 22:22:07,287 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 22:22:07,287 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 22:22:07,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 22:22:07,288 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 22:22:07,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 22:22:07,289 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 22:22:07,289 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 22:22:07,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 22:22:07,289 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 22:22:07,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 22:22:07,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 22:22:07,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 22:22:07,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 22:22:07,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 22:22:07,290 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 22:22:07,290 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 22:22:07,290 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 22:22:07,290 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 22:22:07,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 22:22:07,290 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 22:22:07,290 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 22:22:07,290 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 22:22:07,291 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 22:22:07,291 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 22:22:07,291 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 22:22:07,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:22:07,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 22:22:07,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 22:22:07,291 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 22:22:07,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 22:22:07,292 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 22:22:07,292 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 22:22:07,292 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 22:22:07,292 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 22:22:07,292 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 22:22:07,292 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 22:22:07,292 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 -> 88e82e90997623f17755cf4b0e74e4caa25dddf076fd59ee2ddcb63a8c826a1e [2025-03-03 22:22:07,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 22:22:07,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 22:22:07,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 22:22:07,562 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 22:22:07,563 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 22:22:07,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-20.i [2025-03-03 22:22:08,673 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e7ea5c4/27172759a0e643ab9f85fa0b8a700a47/FLAG2d77b8836 [2025-03-03 22:22:08,900 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 22:22:08,901 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-20.i [2025-03-03 22:22:08,908 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e7ea5c4/27172759a0e643ab9f85fa0b8a700a47/FLAG2d77b8836 [2025-03-03 22:22:09,240 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e7ea5c4/27172759a0e643ab9f85fa0b8a700a47 [2025-03-03 22:22:09,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 22:22:09,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 22:22:09,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 22:22:09,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 22:22:09,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 22:22:09,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab1799c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09, skipping insertion in model container [2025-03-03 22:22:09,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,258 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 22:22:09,337 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-20.i[917,930] [2025-03-03 22:22:09,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:22:09,396 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 22:22:09,407 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-20.i[917,930] [2025-03-03 22:22:09,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:22:09,441 INFO L204 MainTranslator]: Completed translation [2025-03-03 22:22:09,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09 WrapperNode [2025-03-03 22:22:09,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 22:22:09,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 22:22:09,444 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 22:22:09,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 22:22:09,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,481 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2025-03-03 22:22:09,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 22:22:09,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 22:22:09,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 22:22:09,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 22:22:09,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,491 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,499 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 22:22:09,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,504 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 22:22:09,509 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 22:22:09,509 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 22:22:09,509 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 22:22:09,510 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (1/1) ... [2025-03-03 22:22:09,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:22:09,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:22:09,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 22:22:09,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 22:22:09,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 22:22:09,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 22:22:09,559 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 22:22:09,560 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 22:22:09,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 22:22:09,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 22:22:09,616 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 22:22:09,618 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 22:22:18,433 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-03 22:22:18,434 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 22:22:18,442 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 22:22:18,443 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 22:22:18,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:22:18 BoogieIcfgContainer [2025-03-03 22:22:18,443 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 22:22:18,445 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 22:22:18,445 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 22:22:18,449 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 22:22:18,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 10:22:09" (1/3) ... [2025-03-03 22:22:18,449 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4585eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:22:18, skipping insertion in model container [2025-03-03 22:22:18,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:22:09" (2/3) ... [2025-03-03 22:22:18,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4585eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:22:18, skipping insertion in model container [2025-03-03 22:22:18,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:22:18" (3/3) ... [2025-03-03 22:22:18,451 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-20.i [2025-03-03 22:22:18,461 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 22:22:18,462 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-20.i that has 2 procedures, 56 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 22:22:18,497 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 22:22:18,505 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;@2539e128, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 22:22:18,505 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 22:22:18,507 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 35 states have internal predecessors, (43), 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) [2025-03-03 22:22:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2025-03-03 22:22:18,514 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:22:18,515 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, 1, 1] [2025-03-03 22:22:18,515 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:22:18,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:22:18,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1227006544, now seen corresponding path program 1 times [2025-03-03 22:22:18,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:22:18,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [347383289] [2025-03-03 22:22:18,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:22:18,527 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:22:18,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:22:18,529 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:22:18,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-03 22:22:18,591 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 121 statements into 1 equivalence classes. [2025-03-03 22:22:18,939 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 121 of 121 statements. [2025-03-03 22:22:18,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:22:18,940 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:22:18,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 22:22:18,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:22:18,988 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2025-03-03 22:22:18,989 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:22:18,989 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:22:18,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [347383289] [2025-03-03 22:22:18,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [347383289] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:22:18,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:22:18,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 22:22:18,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308607898] [2025-03-03 22:22:18,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:22:18,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 22:22:18,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:22:19,006 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 22:22:19,007 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:22:19,008 INFO L87 Difference]: Start difference. First operand has 56 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 35 states have internal predecessors, (43), 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 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-03-03 22:22:19,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:22:19,026 INFO L93 Difference]: Finished difference Result 106 states and 176 transitions. [2025-03-03 22:22:19,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 22:22:19,028 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 121 [2025-03-03 22:22:19,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:22:19,032 INFO L225 Difference]: With dead ends: 106 [2025-03-03 22:22:19,033 INFO L226 Difference]: Without dead ends: 53 [2025-03-03 22:22:19,036 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 [2025-03-03 22:22:19,039 INFO L435 NwaCegarLoop]: 76 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, 76 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 [2025-03-03 22:22:19,039 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:22:19,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2025-03-03 22:22:19,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2025-03-03 22:22:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 32 states have (on average 1.1875) internal successors, (38), 32 states have internal predecessors, (38), 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) [2025-03-03 22:22:19,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2025-03-03 22:22:19,068 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 121 [2025-03-03 22:22:19,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:22:19,068 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2025-03-03 22:22:19,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-03-03 22:22:19,068 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2025-03-03 22:22:19,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2025-03-03 22:22:19,072 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:22:19,072 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, 1, 1] [2025-03-03 22:22:19,086 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 [2025-03-03 22:22:19,273 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 [2025-03-03 22:22:19,273 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:22:19,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:22:19,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1897817419, now seen corresponding path program 1 times [2025-03-03 22:22:19,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:22:19,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [74526370] [2025-03-03 22:22:19,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:22:19,275 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:22:19,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:22:19,278 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) [2025-03-03 22:22:19,279 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 [2025-03-03 22:22:19,318 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 121 statements into 1 equivalence classes. [2025-03-03 22:22:19,755 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 121 of 121 statements. [2025-03-03 22:22:19,755 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:22:19,755 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:22:19,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-03-03 22:22:19,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:22:52,271 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:23:00,392 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:23:08,521 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:23:16,058 WARN L286 SmtUtils]: Spent 7.54s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:23:24,196 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:23:32,335 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:23:40,479 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-03 22:23:48,614 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)