./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 f1c78a4e63f7f3584f769e26e6cb36f876487b10e0fb4a737f3e2bfaf22c68fa --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 12:37:10,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 12:37:10,258 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 12:37:10,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 12:37:10,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 12:37:10,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 12:37:10,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 12:37:10,277 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 12:37:10,277 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 12:37:10,277 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 12:37:10,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 12:37:10,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 12:37:10,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 12:37:10,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 12:37:10,278 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 12:37:10,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 12:37:10,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 12:37:10,278 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 12:37:10,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 12:37:10,278 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 12:37:10,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 12:37:10,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 12:37:10,279 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 12:37:10,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:37:10,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:37:10,280 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 12:37:10,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 12:37:10,281 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 12:37:10,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 12:37:10,281 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-jdk21/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 -> f1c78a4e63f7f3584f769e26e6cb36f876487b10e0fb4a737f3e2bfaf22c68fa [2025-01-09 12:37:10,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 12:37:10,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 12:37:10,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 12:37:10,540 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 12:37:10,540 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 12:37:10,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i [2025-01-09 12:37:11,672 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30a21ef86/8d510f1f20464beab061cd095bcf2502/FLAG65a620951 [2025-01-09 12:37:11,893 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 12:37:11,894 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i [2025-01-09 12:37:11,900 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30a21ef86/8d510f1f20464beab061cd095bcf2502/FLAG65a620951 [2025-01-09 12:37:12,238 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30a21ef86/8d510f1f20464beab061cd095bcf2502 [2025-01-09 12:37:12,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 12:37:12,242 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 12:37:12,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 12:37:12,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 12:37:12,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 12:37:12,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@264b7190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12, skipping insertion in model container [2025-01-09 12:37:12,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,266 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 12:37:12,372 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i[917,930] [2025-01-09 12:37:12,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 12:37:12,423 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 12:37:12,431 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i[917,930] [2025-01-09 12:37:12,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 12:37:12,465 INFO L204 MainTranslator]: Completed translation [2025-01-09 12:37:12,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12 WrapperNode [2025-01-09 12:37:12,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 12:37:12,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 12:37:12,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 12:37:12,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 12:37:12,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,502 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2025-01-09 12:37:12,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 12:37:12,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 12:37:12,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 12:37:12,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 12:37:12,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,518 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,534 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]. [2025-01-09 12:37:12,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,540 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,547 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,548 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 12:37:12,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 12:37:12,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 12:37:12,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 12:37:12,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (1/1) ... [2025-01-09 12:37:12,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:37:12,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 12:37:12,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 12:37:12,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 12:37:12,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 12:37:12,622 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 12:37:12,622 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 12:37:12,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 12:37:12,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 12:37:12,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 12:37:12,685 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 12:37:12,686 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 12:37:12,896 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-01-09 12:37:12,898 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 12:37:12,908 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 12:37:12,908 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 12:37:12,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:37:12 BoogieIcfgContainer [2025-01-09 12:37:12,909 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 12:37:12,910 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 12:37:12,911 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 12:37:12,915 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 12:37:12,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 12:37:12" (1/3) ... [2025-01-09 12:37:12,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49e0f3b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 12:37:12, skipping insertion in model container [2025-01-09 12:37:12,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:12" (2/3) ... [2025-01-09 12:37:12,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49e0f3b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 12:37:12, skipping insertion in model container [2025-01-09 12:37:12,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:37:12" (3/3) ... [2025-01-09 12:37:12,919 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-94.i [2025-01-09 12:37:12,932 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 12:37:12,934 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-94.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 12:37:12,982 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 12:37:12,991 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;@6eb80ae6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 12:37:12,991 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 12:37:12,994 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 39 states have internal predecessors, (49), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-01-09 12:37:13,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-01-09 12:37:13,003 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:37:13,004 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 12:37:13,004 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:37:13,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:37:13,009 INFO L85 PathProgramCache]: Analyzing trace with hash -694555281, now seen corresponding path program 1 times [2025-01-09 12:37:13,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 12:37:13,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931267600] [2025-01-09 12:37:13,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:37:13,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 12:37:13,103 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-01-09 12:37:13,120 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-01-09 12:37:13,123 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:37:13,123 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:37:13,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2025-01-09 12:37:13,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 12:37:13,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931267600] [2025-01-09 12:37:13,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931267600] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 12:37:13,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485141336] [2025-01-09 12:37:13,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:37:13,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 12:37:13,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 12:37:13,282 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 12:37:13,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 12:37:13,368 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-01-09 12:37:13,439 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-01-09 12:37:13,439 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:37:13,439 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:37:13,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 12:37:13,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 12:37:13,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2025-01-09 12:37:13,490 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 12:37:13,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485141336] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 12:37:13,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 12:37:13,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 12:37:13,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085568541] [2025-01-09 12:37:13,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 12:37:13,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 12:37:13,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 12:37:13,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 12:37:13,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 12:37:13,513 INFO L87 Difference]: Start difference. First operand has 66 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 39 states have internal predecessors, (49), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2025-01-09 12:37:13,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 12:37:13,530 INFO L93 Difference]: Finished difference Result 126 states and 218 transitions. [2025-01-09 12:37:13,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 12:37:13,532 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 154 [2025-01-09 12:37:13,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 12:37:13,536 INFO L225 Difference]: With dead ends: 126 [2025-01-09 12:37:13,536 INFO L226 Difference]: Without dead ends: 63 [2025-01-09 12:37:13,538 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 12:37:13,540 INFO L435 NwaCegarLoop]: 94 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, 94 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 [2025-01-09 12:37:13,540 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 12:37:13,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2025-01-09 12:37:13,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2025-01-09 12:37:13,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 36 states have internal predecessors, (44), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-01-09 12:37:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 94 transitions. [2025-01-09 12:37:13,570 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 94 transitions. Word has length 154 [2025-01-09 12:37:13,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 12:37:13,570 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 94 transitions. [2025-01-09 12:37:13,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2025-01-09 12:37:13,571 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2025-01-09 12:37:13,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-01-09 12:37:13,574 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:37:13,574 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 12:37:13,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 12:37:13,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 12:37:13,779 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:37:13,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:37:13,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1859987975, now seen corresponding path program 1 times [2025-01-09 12:37:13,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 12:37:13,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805188287] [2025-01-09 12:37:13,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:37:13,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 12:37:13,803 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-01-09 12:37:13,951 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-01-09 12:37:13,954 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:37:13,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 12:37:13,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1756309241] [2025-01-09 12:37:13,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:37:13,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 12:37:13,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 12:37:13,962 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 12:37:13,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 12:37:14,024 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-01-09 12:37:14,065 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-01-09 12:37:14,065 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:37:14,066 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 12:37:14,066 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 12:37:14,083 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-01-09 12:37:14,101 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-01-09 12:37:14,101 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:37:14,102 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 12:37:14,147 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 12:37:14,147 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 12:37:14,148 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 12:37:14,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 12:37:14,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 12:37:14,352 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-01-09 12:37:14,402 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 12:37:14,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 12:37:14 BoogieIcfgContainer [2025-01-09 12:37:14,405 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 12:37:14,405 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 12:37:14,405 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 12:37:14,405 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 12:37:14,409 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:37:12" (3/4) ... [2025-01-09 12:37:14,411 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 12:37:14,411 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 12:37:14,412 INFO L158 Benchmark]: Toolchain (without parser) took 2169.51ms. Allocated memory is still 167.8MB. Free memory was 124.2MB in the beginning and 87.1MB in the end (delta: 37.1MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2025-01-09 12:37:14,412 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 12:37:14,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.11ms. Allocated memory is still 167.8MB. Free memory was 124.2MB in the beginning and 111.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 12:37:14,412 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.03ms. Allocated memory is still 167.8MB. Free memory was 111.0MB in the beginning and 109.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 12:37:14,412 INFO L158 Benchmark]: Boogie Preprocessor took 44.01ms. Allocated memory is still 167.8MB. Free memory was 109.0MB in the beginning and 106.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 12:37:14,413 INFO L158 Benchmark]: RCFGBuilder took 358.81ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 88.6MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 12:37:14,413 INFO L158 Benchmark]: TraceAbstraction took 1494.40ms. Allocated memory is still 167.8MB. Free memory was 87.7MB in the beginning and 87.1MB in the end (delta: 598.0kB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2025-01-09 12:37:14,413 INFO L158 Benchmark]: Witness Printer took 6.14ms. Allocated memory is still 167.8MB. Free memory was 87.1MB in the beginning and 87.1MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 12:37:14,414 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.11ms. Allocated memory is still 167.8MB. Free memory was 124.2MB in the beginning and 111.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.03ms. Allocated memory is still 167.8MB. Free memory was 111.0MB in the beginning and 109.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.01ms. Allocated memory is still 167.8MB. Free memory was 109.0MB in the beginning and 106.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 358.81ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 88.6MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1494.40ms. Allocated memory is still 167.8MB. Free memory was 87.7MB in the beginning and 87.1MB in the end (delta: 598.0kB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Witness Printer took 6.14ms. Allocated memory is still 167.8MB. Free memory was 87.1MB in the beginning and 87.1MB in the end (delta: 33.1kB). 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 45, overapproximation of someBinaryFLOATComparisonOperation at line 44, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 63.4; [L23] float var_1_2 = 25.2; [L24] float var_1_3 = 3.75; [L25] double var_1_4 = 0.0; [L26] double var_1_5 = 63.4; [L27] double var_1_6 = 3.7; [L28] unsigned char var_1_7 = 0; [L29] double var_1_8 = 63.75; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] signed char var_1_11 = -64; [L33] signed char var_1_12 = -32; [L34] signed char var_1_13 = 2; [L35] signed char var_1_14 = -4; [L36] signed char var_1_15 = -25; [L37] signed char var_1_16 = 5; [L38] signed long int var_1_17 = -2; [L39] unsigned char var_1_18 = 2; [L40] unsigned char var_1_19 = 16; VAL [isInitial=0, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_2=126/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L119] isInitial = 1 [L120] FCALL initially() [L122] FCALL updateLastVariables() [L123] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_float() [L72] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L72] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L73] var_1_3 = __VERIFIER_nondet_float() [L74] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L74] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L75] var_1_4 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L76] RET assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L77] var_1_5 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L78] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L79] var_1_6 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L80] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L81] var_1_8 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L82] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L83] CALL assume_abort_if_not(var_1_8 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L83] RET assume_abort_if_not(var_1_8 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L84] var_1_9 = __VERIFIER_nondet_uchar() [L85] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L85] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L86] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L86] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L87] var_1_10 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L88] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L89] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L89] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L90] var_1_12 = __VERIFIER_nondet_char() [L91] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L91] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L92] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L92] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L93] var_1_13 = __VERIFIER_nondet_char() [L94] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L94] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L95] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L95] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L96] var_1_14 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L97] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L98] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L98] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L99] var_1_15 = __VERIFIER_nondet_char() [L100] CALL assume_abort_if_not(var_1_15 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L100] RET assume_abort_if_not(var_1_15 >= -31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L101] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L101] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L102] var_1_16 = __VERIFIER_nondet_char() [L103] CALL assume_abort_if_not(var_1_16 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L103] RET assume_abort_if_not(var_1_16 >= -31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L104] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L104] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L105] var_1_18 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L106] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L107] CALL assume_abort_if_not(var_1_18 <= 128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L107] RET assume_abort_if_not(var_1_18 <= 128) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L108] var_1_19 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L109] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L110] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L110] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L123] RET updateVariables() [L124] CALL step() [L44] COND TRUE var_1_2 != var_1_3 [L45] var_1_1 = ((var_1_4 - var_1_5) - var_1_6) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_7=0, var_1_9=-255] [L47] COND FALSE !(var_1_5 > (var_1_1 / var_1_4)) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_7=0, var_1_9=-255] [L54] COND TRUE var_1_10 || var_1_9 [L55] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=115, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_7=0, var_1_9=-255] [L59] signed char stepLocal_0 = var_1_15; VAL [isInitial=1, stepLocal_0=-31, var_1_10=0, var_1_11=115, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_18=-255, var_1_19=-255, var_1_7=0, var_1_9=-255] [L60] COND FALSE !(var_1_6 > var_1_5) [L67] var_1_17 = var_1_13 VAL [isInitial=1, stepLocal_0=-31, var_1_10=0, var_1_11=115, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-63, var_1_18=-255, var_1_19=-255, var_1_7=0, var_1_9=-255] [L124] RET step() [L125] CALL, EXPR property() [L115-L116] return ((((var_1_2 != var_1_3) ? (var_1_1 == ((double) ((var_1_4 - var_1_5) - var_1_6))) : 1) && ((var_1_5 > (var_1_1 / var_1_4)) ? ((var_1_5 > (var_1_4 / var_1_8)) ? (var_1_7 == ((unsigned char) var_1_9)) : (var_1_7 == ((unsigned char) var_1_10))) : 1)) && ((var_1_10 || var_1_9) ? (var_1_11 == ((signed char) var_1_12)) : (var_1_11 == ((signed char) (((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) + (var_1_15 + var_1_16)))))) && ((var_1_6 > var_1_5) ? ((var_1_1 != (var_1_4 / var_1_8)) ? (((var_1_11 % (var_1_18 + var_1_19)) > var_1_15) ? (var_1_17 == ((signed long int) -64)) : 1) : 1) : (var_1_17 == ((signed long int) var_1_13))) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=115, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-63, var_1_18=-255, var_1_19=-255, var_1_7=0, var_1_9=-255] [L125] RET, EXPR property() [L125] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=115, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-63, var_1_18=-255, var_1_19=-255, var_1_7=0, var_1_9=-255] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=115, var_1_12=115, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-63, var_1_18=-255, var_1_19=-255, var_1_7=0, var_1_9=-255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 25, 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, 94 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, 94 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 616 NumberOfCodeBlocks, 616 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 306 ConstructedInterpolants, 0 QuantifiedInterpolants, 306 SizeOfPredicates, 0 NumberOfNonLiveVariables, 334 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2352/2400 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 [2025-01-09 12:37:14,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 f1c78a4e63f7f3584f769e26e6cb36f876487b10e0fb4a737f3e2bfaf22c68fa --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 12:37:16,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 12:37:16,409 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 12:37:16,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 12:37:16,413 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 12:37:16,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 12:37:16,444 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 12:37:16,444 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 12:37:16,444 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 12:37:16,445 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 12:37:16,445 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 12:37:16,445 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 12:37:16,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 12:37:16,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 12:37:16,445 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 12:37:16,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 12:37:16,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 12:37:16,447 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:37:16,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 12:37:16,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:37:16,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 12:37:16,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 12:37:16,451 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 12:37:16,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 12:37:16,452 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 12:37:16,452 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 12:37:16,452 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 12:37:16,452 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 12:37:16,452 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 12:37:16,452 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 12:37:16,452 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-jdk21/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 -> f1c78a4e63f7f3584f769e26e6cb36f876487b10e0fb4a737f3e2bfaf22c68fa [2025-01-09 12:37:16,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 12:37:16,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 12:37:16,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 12:37:16,741 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 12:37:16,741 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 12:37:16,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i [2025-01-09 12:37:17,212 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/55120e439/1c0067278a3a46bd93740816a6fe8792/FLAG46ca1afa1 [2025-01-09 12:37:18,231 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 12:37:18,232 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i [2025-01-09 12:37:18,241 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/55120e439/1c0067278a3a46bd93740816a6fe8792/FLAG46ca1afa1 [2025-01-09 12:37:19,434 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/55120e439/1c0067278a3a46bd93740816a6fe8792 [2025-01-09 12:37:19,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 12:37:19,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 12:37:19,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 12:37:19,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 12:37:19,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 12:37:19,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ebdda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19, skipping insertion in model container [2025-01-09 12:37:19,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,456 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 12:37:19,551 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i[917,930] [2025-01-09 12:37:19,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 12:37:19,601 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 12:37:19,610 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-94.i[917,930] [2025-01-09 12:37:19,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 12:37:19,636 INFO L204 MainTranslator]: Completed translation [2025-01-09 12:37:19,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19 WrapperNode [2025-01-09 12:37:19,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 12:37:19,638 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 12:37:19,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 12:37:19,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 12:37:19,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,667 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 135 [2025-01-09 12:37:19,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 12:37:19,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 12:37:19,669 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 12:37:19,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 12:37:19,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,677 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,687 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]. [2025-01-09 12:37:19,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,695 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 12:37:19,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 12:37:19,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 12:37:19,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 12:37:19,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (1/1) ... [2025-01-09 12:37:19,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 12:37:19,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 12:37:19,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 12:37:19,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 12:37:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 12:37:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 12:37:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 12:37:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 12:37:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 12:37:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 12:37:19,839 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 12:37:19,841 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 12:37:39,868 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-01-09 12:37:39,868 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 12:37:39,875 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 12:37:39,875 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 12:37:39,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:37:39 BoogieIcfgContainer [2025-01-09 12:37:39,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 12:37:39,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 12:37:39,877 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 12:37:39,880 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 12:37:39,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 12:37:19" (1/3) ... [2025-01-09 12:37:39,881 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f5b151c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 12:37:39, skipping insertion in model container [2025-01-09 12:37:39,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 12:37:19" (2/3) ... [2025-01-09 12:37:39,881 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f5b151c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 12:37:39, skipping insertion in model container [2025-01-09 12:37:39,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 12:37:39" (3/3) ... [2025-01-09 12:37:39,882 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-94.i [2025-01-09 12:37:39,890 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 12:37:39,891 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-94.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 12:37:39,921 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 12:37:39,928 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;@32a1d4ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 12:37:39,929 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 12:37:39,931 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 39 states have internal predecessors, (49), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-01-09 12:37:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-01-09 12:37:39,938 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:37:39,938 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 12:37:39,938 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:37:39,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:37:39,941 INFO L85 PathProgramCache]: Analyzing trace with hash -694555281, now seen corresponding path program 1 times [2025-01-09 12:37:39,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 12:37:39,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1807531920] [2025-01-09 12:37:39,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:37:39,949 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 [2025-01-09 12:37:39,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 12:37:39,951 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-01-09 12:37:39,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 12:37:40,008 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-01-09 12:37:41,258 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-01-09 12:37:41,259 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:37:41,259 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:37:41,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 12:37:41,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 12:37:41,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2025-01-09 12:37:41,356 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 12:37:41,356 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 12:37:41,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1807531920] [2025-01-09 12:37:41,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1807531920] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 12:37:41,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 12:37:41,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 12:37:41,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499351906] [2025-01-09 12:37:41,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 12:37:41,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 12:37:41,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 12:37:41,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 12:37:41,374 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 12:37:41,376 INFO L87 Difference]: Start difference. First operand has 66 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 39 states have internal predecessors, (49), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2025-01-09 12:37:41,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 12:37:41,395 INFO L93 Difference]: Finished difference Result 126 states and 218 transitions. [2025-01-09 12:37:41,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 12:37:41,397 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 154 [2025-01-09 12:37:41,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 12:37:41,405 INFO L225 Difference]: With dead ends: 126 [2025-01-09 12:37:41,406 INFO L226 Difference]: Without dead ends: 63 [2025-01-09 12:37:41,409 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 12:37:41,413 INFO L435 NwaCegarLoop]: 94 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, 94 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 [2025-01-09 12:37:41,415 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 12:37:41,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2025-01-09 12:37:41,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2025-01-09 12:37:41,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 36 states have internal predecessors, (44), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-01-09 12:37:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 94 transitions. [2025-01-09 12:37:41,448 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 94 transitions. Word has length 154 [2025-01-09 12:37:41,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 12:37:41,448 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 94 transitions. [2025-01-09 12:37:41,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2025-01-09 12:37:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2025-01-09 12:37:41,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-01-09 12:37:41,452 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 12:37:41,452 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 12:37:41,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 12:37:41,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/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 [2025-01-09 12:37:41,657 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 12:37:41,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 12:37:41,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1859987975, now seen corresponding path program 1 times [2025-01-09 12:37:41,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 12:37:41,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [237359952] [2025-01-09 12:37:41,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 12:37:41,660 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 [2025-01-09 12:37:41,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 12:37:41,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/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) [2025-01-09 12:37:41,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 12:37:41,764 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-01-09 12:37:43,265 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-01-09 12:37:43,266 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 12:37:43,266 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 12:37:43,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-01-09 12:37:43,340 INFO L279 TraceCheckSpWp]: Computing forward predicates...