./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 10:09:04,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 10:09:04,835 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 10:09:04,842 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 10:09:04,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 10:09:04,861 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 10:09:04,862 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 10:09:04,862 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 10:09:04,862 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 10:09:04,862 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 10:09:04,862 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 10:09:04,862 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 10:09:04,862 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 10:09:04,862 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 10:09:04,862 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 10:09:04,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 10:09:04,863 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 10:09:04,864 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:09:04,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 10:09:04,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 10:09:04,865 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 10:09:04,865 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 10:09:04,865 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 10:09:04,865 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 10:09:04,865 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 [2025-03-08 10:09:05,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 10:09:05,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 10:09:05,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 10:09:05,090 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 10:09:05,090 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 10:09:05,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2025-03-08 10:09:06,200 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d5d6665/d5fc91abd24f4eff96fde17f44bea3d7/FLAG5507045fc [2025-03-08 10:09:06,460 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 10:09:06,463 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2025-03-08 10:09:06,471 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d5d6665/d5fc91abd24f4eff96fde17f44bea3d7/FLAG5507045fc [2025-03-08 10:09:06,486 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d5d6665/d5fc91abd24f4eff96fde17f44bea3d7 [2025-03-08 10:09:06,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 10:09:06,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 10:09:06,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 10:09:06,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 10:09:06,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 10:09:06,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2ddbba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06, skipping insertion in model container [2025-03-08 10:09:06,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,516 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 10:09:06,623 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2025-03-08 10:09:06,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:09:06,694 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 10:09:06,703 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2025-03-08 10:09:06,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:09:06,743 INFO L204 MainTranslator]: Completed translation [2025-03-08 10:09:06,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06 WrapperNode [2025-03-08 10:09:06,744 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 10:09:06,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 10:09:06,745 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 10:09:06,745 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 10:09:06,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,757 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,791 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2025-03-08 10:09:06,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 10:09:06,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 10:09:06,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 10:09:06,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 10:09:06,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,810 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,828 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 10:09:06,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,835 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 10:09:06,851 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 10:09:06,851 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 10:09:06,851 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 10:09:06,852 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (1/1) ... [2025-03-08 10:09:06,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:09:06,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:09:06,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 10:09:06,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 10:09:06,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 10:09:06,901 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 10:09:06,901 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 10:09:06,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 10:09:06,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 10:09:06,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 10:09:06,959 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 10:09:06,961 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 10:09:07,212 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-08 10:09:07,213 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 10:09:07,223 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 10:09:07,224 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 10:09:07,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:09:07 BoogieIcfgContainer [2025-03-08 10:09:07,226 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 10:09:07,228 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 10:09:07,228 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 10:09:07,232 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 10:09:07,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:09:06" (1/3) ... [2025-03-08 10:09:07,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a44f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:09:07, skipping insertion in model container [2025-03-08 10:09:07,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:06" (2/3) ... [2025-03-08 10:09:07,234 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a44f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:09:07, skipping insertion in model container [2025-03-08 10:09:07,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:09:07" (3/3) ... [2025-03-08 10:09:07,235 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-12.i [2025-03-08 10:09:07,245 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 10:09:07,247 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-12.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 10:09:07,294 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 10:09:07,306 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;@764c39c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 10:09:07,306 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 10:09:07,309 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 10:09:07,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-03-08 10:09:07,320 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:09:07,321 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:09:07,321 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:09:07,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:09:07,326 INFO L85 PathProgramCache]: Analyzing trace with hash 155509010, now seen corresponding path program 1 times [2025-03-08 10:09:07,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:09:07,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739360162] [2025-03-08 10:09:07,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:09:07,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:09:07,423 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 10:09:07,443 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 10:09:07,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:09:07,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:09:07,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2025-03-08 10:09:07,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 10:09:07,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739360162] [2025-03-08 10:09:07,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739360162] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 10:09:07,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882735794] [2025-03-08 10:09:07,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:09:07,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:09:07,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:09:07,665 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 10:09:07,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 10:09:07,737 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 10:09:07,804 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 10:09:07,804 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:09:07,804 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:09:07,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 10:09:07,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:09:07,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2025-03-08 10:09:07,849 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:09:07,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882735794] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:09:07,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 10:09:07,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 10:09:07,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065951220] [2025-03-08 10:09:07,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:09:07,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 10:09:07,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 10:09:07,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 10:09:07,873 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:09:07,874 INFO L87 Difference]: Start difference. First operand has 75 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 10:09:07,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:09:07,901 INFO L93 Difference]: Finished difference Result 144 states and 252 transitions. [2025-03-08 10:09:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 10:09:07,903 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 179 [2025-03-08 10:09:07,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:09:07,909 INFO L225 Difference]: With dead ends: 144 [2025-03-08 10:09:07,910 INFO L226 Difference]: Without dead ends: 72 [2025-03-08 10:09:07,915 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:09:07,919 INFO L435 NwaCegarLoop]: 109 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, 109 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 10:09:07,922 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 10:09:07,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-08 10:09:07,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-08 10:09:07,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 41 states have internal predecessors, (51), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 10:09:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 109 transitions. [2025-03-08 10:09:07,977 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 109 transitions. Word has length 179 [2025-03-08 10:09:07,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:09:07,978 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 109 transitions. [2025-03-08 10:09:07,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 10:09:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2025-03-08 10:09:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-03-08 10:09:07,983 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:09:07,983 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:09:07,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 10:09:08,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 10:09:08,189 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:09:08,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:09:08,190 INFO L85 PathProgramCache]: Analyzing trace with hash 227216659, now seen corresponding path program 1 times [2025-03-08 10:09:08,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:09:08,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232051228] [2025-03-08 10:09:08,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:09:08,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:09:08,227 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 10:09:08,460 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 10:09:08,461 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:09:08,461 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 10:09:08,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [544797502] [2025-03-08 10:09:08,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:09:08,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:09:08,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:09:08,475 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 10:09:08,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 10:09:08,538 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 10:09:08,653 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 10:09:08,653 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:09:08,653 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 10:09:08,653 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 10:09:08,676 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 10:09:08,702 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 10:09:08,703 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:09:08,703 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 10:09:08,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 10:09:08,770 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 10:09:08,771 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 10:09:08,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-08 10:09:08,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-08 10:09:08,975 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 10:09:09,057 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 10:09:09,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 10:09:09 BoogieIcfgContainer [2025-03-08 10:09:09,062 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 10:09:09,063 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 10:09:09,063 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 10:09:09,063 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 10:09:09,064 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:09:07" (3/4) ... [2025-03-08 10:09:09,066 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 10:09:09,067 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 10:09:09,068 INFO L158 Benchmark]: Toolchain (without parser) took 2578.31ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 84.2MB in the end (delta: 27.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2025-03-08 10:09:09,068 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:09:09,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.61ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 97.4MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 10:09:09,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.26ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 93.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:09:09,069 INFO L158 Benchmark]: Boogie Preprocessor took 57.69ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 88.8MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 10:09:09,069 INFO L158 Benchmark]: IcfgBuilder took 374.80ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 65.9MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 10:09:09,069 INFO L158 Benchmark]: TraceAbstraction took 1834.41ms. Allocated memory is still 142.6MB. Free memory was 65.3MB in the beginning and 85.1MB in the end (delta: -19.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:09:09,070 INFO L158 Benchmark]: Witness Printer took 3.94ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 84.2MB in the end (delta: 918.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:09:09,071 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.61ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 97.4MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.26ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 93.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.69ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 88.8MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 374.80ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 65.9MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1834.41ms. Allocated memory is still 142.6MB. Free memory was 65.3MB in the beginning and 85.1MB in the end (delta: -19.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.94ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 84.2MB in the end (delta: 918.9kB). 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 65, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someBinaryFLOATComparisonOperation at line 138, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someBinaryFLOATComparisonOperation at line 122, overapproximation of someUnaryDOUBLEoperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 138. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned long int var_1_2 = 10; [L24] unsigned long int var_1_3 = 2; [L25] unsigned long int var_1_4 = 8; [L26] unsigned char var_1_5 = 128; [L27] unsigned char var_1_6 = 10; [L28] unsigned char var_1_7 = 0; [L29] signed long int var_1_8 = 128; [L30] signed long int var_1_9 = 1967984875; [L31] float var_1_10 = 256.625; [L32] float var_1_11 = 24.5; [L33] float var_1_12 = 999999.25; [L34] unsigned char var_1_13 = 1; [L35] unsigned char var_1_14 = 0; [L36] double var_1_15 = 127.3; [L37] float var_1_16 = 15.8; [L38] double var_1_17 = -0.4; [L39] unsigned long int var_1_18 = 8; [L40] unsigned long int var_1_19 = 2366774301; [L41] unsigned char var_1_20 = 0; [L42] signed short int var_1_21 = 5; [L43] signed char var_1_22 = 0; [L44] signed char var_1_23 = 2; VAL [isInitial=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_2=10, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L142] isInitial = 1 [L143] FCALL initially() [L144] COND TRUE 1 [L145] FCALL updateLastVariables() [L146] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_ulong() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L91] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L91] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L92] var_1_3 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L94] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L94] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L95] var_1_4 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L97] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L97] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L98] var_1_5 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L99] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L100] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L100] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L101] var_1_6 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L103] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L103] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L104] var_1_7 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_8=128, var_1_9=1967984875] [L105] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_8=128, var_1_9=1967984875] [L106] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=1967984875] [L106] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=1967984875] [L107] var_1_9 = __VERIFIER_nondet_long() [L108] CALL assume_abort_if_not(var_1_9 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L108] RET assume_abort_if_not(var_1_9 >= 1073741822) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L109] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L109] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L110] var_1_11 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L111] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L112] var_1_12 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L113] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L114] var_1_13 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L115] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L116] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L116] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L117] var_1_14 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L118] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L119] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L119] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L120] var_1_16 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L121] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L122] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L122] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L123] var_1_17 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L124] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L125] var_1_19 = __VERIFIER_nondet_ulong() [L126] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L126] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L127] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L127] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L128] var_1_20 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L129] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L130] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L130] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L131] var_1_23 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L132] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L133] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L133] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L146] RET updateVariables() [L147] CALL step() [L48] COND FALSE !(var_1_2 > (var_1_3 * var_1_4)) [L51] var_1_1 = ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6)))) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L53] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, stepLocal_0=47, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=128, var_1_9=2147483600] [L54] COND TRUE (- var_1_3) > stepLocal_0 [L55] var_1_8 = ((var_1_9 - var_1_1) - var_1_5) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L57] COND TRUE var_1_4 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) [L58] var_1_10 = ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L64] COND TRUE (var_1_12 / var_1_16) >= var_1_10 [L65] var_1_15 = (var_1_17 + 255.5) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=8, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L67] unsigned char stepLocal_2 = var_1_20; [L68] unsigned long int stepLocal_1 = var_1_2; VAL [isInitial=1, stepLocal_1=0, stepLocal_2=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=8, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L69] COND TRUE var_1_3 > stepLocal_1 [L70] var_1_18 = ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))) VAL [isInitial=1, stepLocal_2=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483696, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L78] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L79] unsigned long int stepLocal_3 = var_1_3; VAL [isInitial=1, stepLocal_2=0, stepLocal_3=-4294967295, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483696, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L80] COND FALSE !(var_1_21 == stepLocal_3) VAL [isInitial=1, stepLocal_2=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483696, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L147] RET step() [L148] CALL, EXPR property() [L138-L139] return (((((((var_1_2 > (var_1_3 * var_1_4)) ? (var_1_1 == ((unsigned char) (var_1_5 - (var_1_6 + var_1_7)))) : (var_1_1 == ((unsigned char) ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))))))) && (((- var_1_3) > var_1_6) ? (var_1_8 == ((signed long int) ((var_1_9 - var_1_1) - var_1_5))) : 1)) && ((var_1_4 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) ? (var_1_10 == ((float) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : ((var_1_13 || var_1_14) ? (var_1_10 == ((float) var_1_11)) : 1))) && (((var_1_12 / var_1_16) >= var_1_10) ? (var_1_15 == ((double) (var_1_17 + 255.5))) : 1)) && ((var_1_3 > var_1_2) ? (var_1_18 == ((unsigned long int) ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))))) : ((var_1_20 || (var_1_9 >= var_1_8)) ? (var_1_18 == ((unsigned long int) var_1_6)) : (var_1_18 == ((unsigned long int) var_1_7))))) && (var_1_21 == ((signed short int) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))) && ((var_1_21 == var_1_3) ? ((! var_1_20) ? (var_1_22 == ((signed char) ((((var_1_6) > ((5 - var_1_7))) ? (var_1_6) : ((5 - var_1_7)))))) : (var_1_22 == ((signed char) (var_1_7 + var_1_23)))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483696, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483696, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483696, var_1_19=-2147483649, var_1_1=63, var_1_20=0, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=0, var_1_3=-4294967295, var_1_4=0, var_1_5=-129, var_1_6=47, var_1_7=63, var_1_8=2147483410, var_1_9=2147483600] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 143 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 109 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, 109 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 716 NumberOfCodeBlocks, 716 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 356 ConstructedInterpolants, 0 QuantifiedInterpolants, 356 SizeOfPredicates, 0 NumberOfNonLiveVariables, 388 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 3192/3248 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 10:09:09,088 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 10:09:10,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 10:09:11,021 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 10:09:11,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 10:09:11,028 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 10:09:11,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 10:09:11,055 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 10:09:11,055 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 10:09:11,056 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 10:09:11,056 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 10:09:11,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 10:09:11,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 10:09:11,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 10:09:11,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 10:09:11,057 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 10:09:11,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 10:09:11,058 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 10:09:11,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:09:11,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 10:09:11,059 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 [2025-03-08 10:09:11,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 10:09:11,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 10:09:11,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 10:09:11,291 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 10:09:11,291 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 10:09:11,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2025-03-08 10:09:12,439 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aa823a7f/ebe9052674c947148d5dd8518f3baaf2/FLAGdc1f7c73f [2025-03-08 10:09:12,632 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 10:09:12,633 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2025-03-08 10:09:12,643 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aa823a7f/ebe9052674c947148d5dd8518f3baaf2/FLAGdc1f7c73f [2025-03-08 10:09:13,009 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aa823a7f/ebe9052674c947148d5dd8518f3baaf2 [2025-03-08 10:09:13,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 10:09:13,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 10:09:13,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 10:09:13,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 10:09:13,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 10:09:13,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd46de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13, skipping insertion in model container [2025-03-08 10:09:13,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 10:09:13,143 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2025-03-08 10:09:13,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:09:13,216 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 10:09:13,224 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2025-03-08 10:09:13,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:09:13,276 INFO L204 MainTranslator]: Completed translation [2025-03-08 10:09:13,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13 WrapperNode [2025-03-08 10:09:13,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 10:09:13,278 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 10:09:13,278 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 10:09:13,278 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 10:09:13,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,319 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2025-03-08 10:09:13,320 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 10:09:13,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 10:09:13,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 10:09:13,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 10:09:13,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,333 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,351 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 10:09:13,355 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,366 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,375 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 10:09:13,376 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 10:09:13,376 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 10:09:13,376 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 10:09:13,377 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (1/1) ... [2025-03-08 10:09:13,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:09:13,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:09:13,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 10:09:13,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 10:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 10:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 10:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 10:09:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 10:09:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 10:09:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 10:09:13,484 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 10:09:13,485 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 10:09:17,741 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-08 10:09:17,741 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 10:09:17,749 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 10:09:17,749 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 10:09:17,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:09:17 BoogieIcfgContainer [2025-03-08 10:09:17,749 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 10:09:17,751 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 10:09:17,751 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 10:09:17,755 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 10:09:17,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:09:13" (1/3) ... [2025-03-08 10:09:17,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e23f3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:09:17, skipping insertion in model container [2025-03-08 10:09:17,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:09:13" (2/3) ... [2025-03-08 10:09:17,756 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e23f3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:09:17, skipping insertion in model container [2025-03-08 10:09:17,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:09:17" (3/3) ... [2025-03-08 10:09:17,757 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-12.i [2025-03-08 10:09:17,766 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 10:09:17,768 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-12.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 10:09:17,802 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 10:09:17,809 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;@6100277a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 10:09:17,810 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 10:09:17,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 10:09:17,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-03-08 10:09:17,825 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:09:17,825 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:09:17,826 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:09:17,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:09:17,830 INFO L85 PathProgramCache]: Analyzing trace with hash 155509010, now seen corresponding path program 1 times [2025-03-08 10:09:17,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:09:17,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [402058849] [2025-03-08 10:09:17,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:09:17,842 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:09:17,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:09:17,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 10:09:17,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-08 10:09:17,928 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 10:09:18,201 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 10:09:18,201 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:09:18,201 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:09:18,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 10:09:18,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:09:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2025-03-08 10:09:18,249 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:09:18,249 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 10:09:18,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [402058849] [2025-03-08 10:09:18,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [402058849] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:09:18,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 10:09:18,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 10:09:18,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460910764] [2025-03-08 10:09:18,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:09:18,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 10:09:18,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 10:09:18,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 10:09:18,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:09:18,269 INFO L87 Difference]: Start difference. First operand has 75 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 10:09:18,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:09:18,294 INFO L93 Difference]: Finished difference Result 144 states and 252 transitions. [2025-03-08 10:09:18,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 10:09:18,295 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 179 [2025-03-08 10:09:18,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:09:18,300 INFO L225 Difference]: With dead ends: 144 [2025-03-08 10:09:18,300 INFO L226 Difference]: Without dead ends: 72 [2025-03-08 10:09:18,304 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:09:18,306 INFO L435 NwaCegarLoop]: 109 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, 109 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 10:09:18,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 10:09:18,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-08 10:09:18,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-08 10:09:18,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 41 states have internal predecessors, (51), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 10:09:18,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 109 transitions. [2025-03-08 10:09:18,345 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 109 transitions. Word has length 179 [2025-03-08 10:09:18,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:09:18,345 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 109 transitions. [2025-03-08 10:09:18,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 10:09:18,345 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2025-03-08 10:09:18,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-03-08 10:09:18,349 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:09:18,350 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:09:18,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-08 10:09:18,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:09:18,551 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:09:18,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:09:18,552 INFO L85 PathProgramCache]: Analyzing trace with hash 227216659, now seen corresponding path program 1 times [2025-03-08 10:09:18,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:09:18,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [117487415] [2025-03-08 10:09:18,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:09:18,553 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:09:18,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:09:18,556 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 10:09:18,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-08 10:09:18,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 10:09:18,969 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 10:09:18,969 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:09:18,969 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:09:18,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-03-08 10:09:18,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:10:43,410 WARN L286 SmtUtils]: Spent 24.42s on a formula simplification that was a NOOP. DAG size: 79 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)