./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-82.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_operatoramount_amount50_file-82.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 13edebaa3cfad471959f5afba30c1de7cae09cc554d876011a97c1f108aab365 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 15:59:10,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 15:59:10,941 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 15:59:10,947 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 15:59:10,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 15:59:10,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 15:59:10,973 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 15:59:10,973 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 15:59:10,973 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 15:59:10,973 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 15:59:10,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 15:59:10,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 15:59:10,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 15:59:10,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 15:59:10,974 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 15:59:10,974 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 15:59:10,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 15:59:10,975 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 15:59:10,975 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 -> 13edebaa3cfad471959f5afba30c1de7cae09cc554d876011a97c1f108aab365 [2025-03-08 15:59:11,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 15:59:11,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 15:59:11,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 15:59:11,198 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 15:59:11,198 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 15:59:11,199 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-82.i [2025-03-08 15:59:12,327 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475f404f9/761d8f5148704774a9777eebd1ea1227/FLAGa93f7db43 [2025-03-08 15:59:12,554 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 15:59:12,554 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-82.i [2025-03-08 15:59:12,560 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475f404f9/761d8f5148704774a9777eebd1ea1227/FLAGa93f7db43 [2025-03-08 15:59:12,571 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475f404f9/761d8f5148704774a9777eebd1ea1227 [2025-03-08 15:59:12,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 15:59:12,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 15:59:12,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 15:59:12,575 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 15:59:12,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 15:59:12,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22087bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12, skipping insertion in model container [2025-03-08 15:59:12,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,591 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 15:59:12,696 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-82.i[915,928] [2025-03-08 15:59:12,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 15:59:12,755 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 15:59:12,762 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_operatoramount_amount50_file-82.i[915,928] [2025-03-08 15:59:12,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 15:59:12,810 INFO L204 MainTranslator]: Completed translation [2025-03-08 15:59:12,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12 WrapperNode [2025-03-08 15:59:12,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 15:59:12,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 15:59:12,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 15:59:12,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 15:59:12,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,854 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2025-03-08 15:59:12,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 15:59:12,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 15:59:12,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 15:59:12,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 15:59:12,862 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,864 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,883 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 15:59:12,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,889 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,894 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 15:59:12,899 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 15:59:12,899 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 15:59:12,899 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 15:59:12,900 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (1/1) ... [2025-03-08 15:59:12,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 15:59:12,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:59:12,925 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 15:59:12,927 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 15:59:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 15:59:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 15:59:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 15:59:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 15:59:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 15:59:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 15:59:13,001 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 15:59:13,003 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 15:59:13,180 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 15:59:13,181 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 15:59:13,191 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 15:59:13,192 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 15:59:13,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:59:13 BoogieIcfgContainer [2025-03-08 15:59:13,193 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 15:59:13,195 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 15:59:13,196 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 15:59:13,199 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 15:59:13,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 03:59:12" (1/3) ... [2025-03-08 15:59:13,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154524d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:59:13, skipping insertion in model container [2025-03-08 15:59:13,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:12" (2/3) ... [2025-03-08 15:59:13,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154524d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:59:13, skipping insertion in model container [2025-03-08 15:59:13,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:59:13" (3/3) ... [2025-03-08 15:59:13,202 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-82.i [2025-03-08 15:59:13,212 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 15:59:13,214 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-82.i that has 2 procedures, 61 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 15:59:13,270 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 15:59:13,281 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;@7a873fdd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 15:59:13,281 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 15:59:13,286 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 39 states have internal predecessors, (50), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-08 15:59:13,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2025-03-08 15:59:13,298 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:59:13,299 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:13,299 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:59:13,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:59:13,304 INFO L85 PathProgramCache]: Analyzing trace with hash 688523504, now seen corresponding path program 1 times [2025-03-08 15:59:13,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 15:59:13,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101953854] [2025-03-08 15:59:13,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:59:13,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 15:59:13,398 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 128 statements into 1 equivalence classes. [2025-03-08 15:59:13,421 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 128 of 128 statements. [2025-03-08 15:59:13,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:59:13,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:59:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-08 15:59:13,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 15:59:13,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101953854] [2025-03-08 15:59:13,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101953854] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 15:59:13,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223366012] [2025-03-08 15:59:13,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:59:13,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 15:59:13,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:59:13,567 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 15:59:13,570 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 15:59:13,648 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 128 statements into 1 equivalence classes. [2025-03-08 15:59:13,708 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 128 of 128 statements. [2025-03-08 15:59:13,708 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:59:13,708 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:59:13,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 15:59:13,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:59:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-08 15:59:13,763 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 15:59:13,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1223366012] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 15:59:13,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 15:59:13,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 15:59:13,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539586543] [2025-03-08 15:59:13,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 15:59:13,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 15:59:13,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 15:59:13,782 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 15:59:13,782 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 15:59:13,783 INFO L87 Difference]: Start difference. First operand has 61 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 39 states have internal predecessors, (50), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 15:59:13,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 15:59:13,797 INFO L93 Difference]: Finished difference Result 116 states and 195 transitions. [2025-03-08 15:59:13,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 15:59:13,798 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 128 [2025-03-08 15:59:13,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 15:59:13,802 INFO L225 Difference]: With dead ends: 116 [2025-03-08 15:59:13,802 INFO L226 Difference]: Without dead ends: 58 [2025-03-08 15:59:13,804 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 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 15:59:13,805 INFO L435 NwaCegarLoop]: 85 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, 85 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 15:59:13,806 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 15:59:13,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2025-03-08 15:59:13,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2025-03-08 15:59:13,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 36 states have (on average 1.25) internal successors, (45), 36 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-08 15:59:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 85 transitions. [2025-03-08 15:59:13,835 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 85 transitions. Word has length 128 [2025-03-08 15:59:13,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 15:59:13,835 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 85 transitions. [2025-03-08 15:59:13,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 15:59:13,835 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2025-03-08 15:59:13,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2025-03-08 15:59:13,840 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:59:13,840 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:13,850 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 15:59:14,041 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 15:59:14,041 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:59:14,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:59:14,042 INFO L85 PathProgramCache]: Analyzing trace with hash 544487796, now seen corresponding path program 1 times [2025-03-08 15:59:14,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 15:59:14,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384567879] [2025-03-08 15:59:14,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:59:14,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 15:59:14,061 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 128 statements into 1 equivalence classes. [2025-03-08 15:59:14,192 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 128 of 128 statements. [2025-03-08 15:59:14,193 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:59:14,193 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 15:59:14,193 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 15:59:14,199 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 128 statements into 1 equivalence classes. [2025-03-08 15:59:14,264 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 128 of 128 statements. [2025-03-08 15:59:14,264 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:59:14,264 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 15:59:14,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 15:59:14,305 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 15:59:14,306 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 15:59:14,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 15:59:14,309 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 15:59:14,382 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 15:59:14,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 03:59:14 BoogieIcfgContainer [2025-03-08 15:59:14,388 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 15:59:14,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 15:59:14,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 15:59:14,388 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 15:59:14,389 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:59:13" (3/4) ... [2025-03-08 15:59:14,391 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 15:59:14,391 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 15:59:14,392 INFO L158 Benchmark]: Toolchain (without parser) took 1817.67ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 62.2MB in the end (delta: 47.3MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2025-03-08 15:59:14,392 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 15:59:14,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.98ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 96.5MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 15:59:14,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.65ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 94.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 15:59:14,393 INFO L158 Benchmark]: Boogie Preprocessor took 42.25ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 92.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 15:59:14,393 INFO L158 Benchmark]: IcfgBuilder took 294.11ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 75.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 15:59:14,393 INFO L158 Benchmark]: TraceAbstraction took 1192.50ms. Allocated memory is still 142.6MB. Free memory was 74.0MB in the beginning and 63.0MB in the end (delta: 11.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2025-03-08 15:59:14,393 INFO L158 Benchmark]: Witness Printer took 3.07ms. Allocated memory is still 142.6MB. Free memory was 62.3MB in the beginning and 62.2MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 15:59:14,398 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.98ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 96.5MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.65ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 94.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.25ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 92.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 294.11ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 75.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1192.50ms. Allocated memory is still 142.6MB. Free memory was 74.0MB in the beginning and 63.0MB in the end (delta: 11.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Witness Printer took 3.07ms. Allocated memory is still 142.6MB. Free memory was 62.3MB in the beginning and 62.2MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 93. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10.8; [L23] double var_1_4 = 5.5; [L24] float var_1_5 = 49.2; [L25] double var_1_7 = 49.5; [L26] double var_1_8 = 999999999999.4; [L27] double var_1_9 = 255.3; [L28] unsigned char var_1_10 = 1; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_13 = 1; [L31] signed long int var_1_14 = -16; [L32] signed long int var_1_15 = 25; [L33] signed long int var_1_16 = -8; [L34] signed long int var_1_17 = 1000000000; [L35] signed long int var_1_18 = 256; [L36] signed long int var_1_19 = 25; [L37] signed long int var_1_20 = 4; [L38] unsigned char var_1_21 = 1; [L39] unsigned char var_1_22 = 0; [L40] signed long int var_1_23 = 50; [L41] double last_1_var_1_7 = 49.5; [L42] signed long int last_1_var_1_14 = -16; [L43] signed long int last_1_var_1_23 = 50; VAL [isInitial=0, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_4=11/2, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L131] isInitial = 1 [L132] FCALL initially() [L133] COND TRUE 1 [L134] CALL updateLastVariables() [L122] last_1_var_1_7 = var_1_7 [L123] last_1_var_1_14 = var_1_14 [L124] last_1_var_1_23 = var_1_23 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_4=11/2, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L134] RET updateLastVariables() [L135] CALL updateVariables() [L88] var_1_4 = __VERIFIER_nondet_double() [L89] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L89] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L90] var_1_5 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L91] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L92] var_1_8 = __VERIFIER_nondet_double() [L93] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_9=2553/10] [L93] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_9=2553/10] [L94] var_1_9 = __VERIFIER_nondet_double() [L95] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L95] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L96] var_1_11 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L97] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L98] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L98] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L99] var_1_13 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L100] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L101] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L101] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L102] var_1_15 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_15 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L103] RET assume_abort_if_not(var_1_15 >= -1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L104] CALL assume_abort_if_not(var_1_15 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L104] RET assume_abort_if_not(var_1_15 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L105] var_1_17 = __VERIFIER_nondet_long() [L106] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L106] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L107] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L107] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L108] var_1_18 = __VERIFIER_nondet_long() [L109] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L109] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L110] CALL assume_abort_if_not(var_1_18 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L110] RET assume_abort_if_not(var_1_18 <= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L111] var_1_19 = __VERIFIER_nondet_long() [L112] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L112] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L113] CALL assume_abort_if_not(var_1_19 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L113] RET assume_abort_if_not(var_1_19 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L114] var_1_20 = __VERIFIER_nondet_long() [L115] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L115] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L116] CALL assume_abort_if_not(var_1_20 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L116] RET assume_abort_if_not(var_1_20 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L117] var_1_22 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L118] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L119] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L119] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L135] RET updateVariables() [L136] CALL step() [L47] var_1_23 = last_1_var_1_14 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_7=99/2] [L48] COND TRUE var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9)))) [L49] var_1_16 = ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_7=99/2] [L55] var_1_7 = (var_1_4 - (var_1_8 + var_1_9)) [L56] signed long int stepLocal_0 = var_1_23; VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, stepLocal_0=-16, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_1=54/5, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=-16] [L57] COND TRUE stepLocal_0 == var_1_16 [L58] var_1_1 = (var_1_4 - 4.531) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=-16] [L66] signed long int stepLocal_1 = (50 / -10) + var_1_23; VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, stepLocal_1=-21, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_20=536871027, var_1_21=1, var_1_22=1, var_1_23=-16] [L67] COND FALSE !(stepLocal_1 >= var_1_16) [L74] var_1_21 = var_1_11 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_20=536871027, var_1_21=-255, var_1_22=1, var_1_23=-16] [L76] var_1_10 = (var_1_11 && (var_1_21 || var_1_13)) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_20=536871027, var_1_21=-255, var_1_22=1, var_1_23=-16] [L77] COND FALSE !(var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) [L84] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_20=536871027, var_1_21=-255, var_1_22=1, var_1_23=-16] [L136] RET step() [L137] CALL, EXPR property() [L127-L128] return (((((((var_1_23 == var_1_16) ? (var_1_1 == ((double) (var_1_4 - 4.531))) : (((var_1_4 - var_1_5) > var_1_7) ? (var_1_1 == ((double) var_1_4)) : (var_1_1 == ((double) var_1_4)))) && (var_1_7 == ((double) (var_1_4 - (var_1_8 + var_1_9))))) && (var_1_10 == ((unsigned char) (var_1_11 && (var_1_21 || var_1_13))))) && ((var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) ? (var_1_10 ? (var_1_14 == ((signed long int) (var_1_15 + (8 + var_1_16)))) : (var_1_14 == ((signed long int) -256))) : (var_1_14 == ((signed long int) var_1_16)))) && ((var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9))))) ? (var_1_16 == ((signed long int) ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))))) : ((var_1_4 <= last_1_var_1_7) ? (var_1_16 == ((signed long int) var_1_17)) : 1))) && ((((50 / -10) + var_1_23) >= var_1_16) ? (var_1_13 ? (var_1_21 == ((unsigned char) (var_1_11 && var_1_22))) : (var_1_21 == ((unsigned char) var_1_11))) : (var_1_21 == ((unsigned char) var_1_11)))) && (var_1_23 == ((signed long int) last_1_var_1_14)) ; VAL [\result=0, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_20=536871027, var_1_21=-255, var_1_22=1, var_1_23=-16] [L137] RET, EXPR property() [L137] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_20=536871027, var_1_21=-255, var_1_22=1, var_1_23=-16] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-16, var_1_17=536870911, var_1_18=0, var_1_19=536871027, var_1_20=536871027, var_1_21=-255, var_1_22=1, var_1_23=-16] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 110 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 85 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, 85 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 254 SizeOfPredicates, 0 NumberOfNonLiveVariables, 305 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1482/1520 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 15:59:14,412 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_operatoramount_amount50_file-82.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 13edebaa3cfad471959f5afba30c1de7cae09cc554d876011a97c1f108aab365 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 15:59:16,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 15:59:16,238 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 15:59:16,242 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 15:59:16,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 15:59:16,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 15:59:16,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 15:59:16,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 15:59:16,265 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 15:59:16,265 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 15:59:16,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 15:59:16,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 15:59:16,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 15:59:16,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 15:59:16,267 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 15:59:16,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 15:59:16,267 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 15:59:16,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 15:59:16,268 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 -> 13edebaa3cfad471959f5afba30c1de7cae09cc554d876011a97c1f108aab365 [2025-03-08 15:59:16,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 15:59:16,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 15:59:16,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 15:59:16,505 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 15:59:16,505 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 15:59:16,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-82.i [2025-03-08 15:59:17,669 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4986dc99d/e87006ec3d704df0ab12ffe08971a7e1/FLAG4e8514380 [2025-03-08 15:59:17,884 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 15:59:17,885 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-82.i [2025-03-08 15:59:17,892 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4986dc99d/e87006ec3d704df0ab12ffe08971a7e1/FLAG4e8514380 [2025-03-08 15:59:17,908 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4986dc99d/e87006ec3d704df0ab12ffe08971a7e1 [2025-03-08 15:59:17,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 15:59:17,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 15:59:17,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 15:59:17,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 15:59:17,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 15:59:17,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:59:17" (1/1) ... [2025-03-08 15:59:17,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d22775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:17, skipping insertion in model container [2025-03-08 15:59:17,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:59:17" (1/1) ... [2025-03-08 15:59:17,940 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 15:59:18,048 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_operatoramount_amount50_file-82.i[915,928] [2025-03-08 15:59:18,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 15:59:18,117 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 15:59:18,124 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_operatoramount_amount50_file-82.i[915,928] [2025-03-08 15:59:18,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 15:59:18,168 INFO L204 MainTranslator]: Completed translation [2025-03-08 15:59:18,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18 WrapperNode [2025-03-08 15:59:18,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 15:59:18,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 15:59:18,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 15:59:18,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 15:59:18,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,210 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2025-03-08 15:59:18,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 15:59:18,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 15:59:18,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 15:59:18,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 15:59:18,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,222 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,234 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 15:59:18,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,243 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 15:59:18,252 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 15:59:18,256 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 15:59:18,256 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 15:59:18,256 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (1/1) ... [2025-03-08 15:59:18,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 15:59:18,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:59:18,286 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 15:59:18,292 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 15:59:18,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 15:59:18,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 15:59:18,305 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 15:59:18,305 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 15:59:18,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 15:59:18,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 15:59:18,358 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 15:59:18,359 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 15:59:33,791 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 15:59:33,791 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 15:59:33,799 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 15:59:33,799 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 15:59:33,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:59:33 BoogieIcfgContainer [2025-03-08 15:59:33,800 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 15:59:33,801 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 15:59:33,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 15:59:33,805 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 15:59:33,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 03:59:17" (1/3) ... [2025-03-08 15:59:33,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f37dd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:59:33, skipping insertion in model container [2025-03-08 15:59:33,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:59:18" (2/3) ... [2025-03-08 15:59:33,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f37dd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:59:33, skipping insertion in model container [2025-03-08 15:59:33,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:59:33" (3/3) ... [2025-03-08 15:59:33,807 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-82.i [2025-03-08 15:59:33,827 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 15:59:33,828 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-82.i that has 2 procedures, 61 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 15:59:33,859 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 15:59:33,867 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;@4abf2827, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 15:59:33,867 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 15:59:33,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 39 states have internal predecessors, (50), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-08 15:59:33,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2025-03-08 15:59:33,877 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:59:33,878 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:33,878 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:59:33,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:59:33,883 INFO L85 PathProgramCache]: Analyzing trace with hash 688523504, now seen corresponding path program 1 times [2025-03-08 15:59:33,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 15:59:33,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [747499601] [2025-03-08 15:59:33,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:59:33,892 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 15:59:33,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 15:59:33,896 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 15:59:33,897 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 15:59:33,961 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 128 statements into 1 equivalence classes. [2025-03-08 15:59:34,437 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 128 of 128 statements. [2025-03-08 15:59:34,437 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:59:34,437 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:59:34,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 15:59:34,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:59:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-08 15:59:34,496 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 15:59:34,496 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 15:59:34,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [747499601] [2025-03-08 15:59:34,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [747499601] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 15:59:34,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 15:59:34,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 15:59:34,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107860541] [2025-03-08 15:59:34,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 15:59:34,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 15:59:34,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 15:59:34,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 15:59:34,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 15:59:34,515 INFO L87 Difference]: Start difference. First operand has 61 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 39 states have internal predecessors, (50), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 15:59:34,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 15:59:34,531 INFO L93 Difference]: Finished difference Result 116 states and 195 transitions. [2025-03-08 15:59:34,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 15:59:34,532 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 128 [2025-03-08 15:59:34,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 15:59:34,536 INFO L225 Difference]: With dead ends: 116 [2025-03-08 15:59:34,536 INFO L226 Difference]: Without dead ends: 58 [2025-03-08 15:59:34,538 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 127 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 15:59:34,540 INFO L435 NwaCegarLoop]: 85 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, 85 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 15:59:34,540 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 15:59:34,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2025-03-08 15:59:34,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2025-03-08 15:59:34,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 36 states have (on average 1.25) internal successors, (45), 36 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-08 15:59:34,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 85 transitions. [2025-03-08 15:59:34,570 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 85 transitions. Word has length 128 [2025-03-08 15:59:34,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 15:59:34,571 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 85 transitions. [2025-03-08 15:59:34,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 15:59:34,572 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2025-03-08 15:59:34,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2025-03-08 15:59:34,574 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:59:34,575 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:34,591 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 15:59:34,777 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 15:59:34,777 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:59:34,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:59:34,778 INFO L85 PathProgramCache]: Analyzing trace with hash 544487796, now seen corresponding path program 1 times [2025-03-08 15:59:34,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 15:59:34,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1232641872] [2025-03-08 15:59:34,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:59:34,778 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 15:59:34,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 15:59:34,780 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 15:59:34,781 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 15:59:34,830 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 128 statements into 1 equivalence classes. [2025-03-08 15:59:36,014 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 128 of 128 statements. [2025-03-08 15:59:36,014 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:59:36,014 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:59:36,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 51 conjuncts are in the unsatisfiable core [2025-03-08 15:59:36,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 16:00:14,919 WARN L286 SmtUtils]: Spent 5.20s on a formula simplification. DAG size of input: 11 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 16:00:23,117 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 16:00:30,342 WARN L286 SmtUtils]: Spent 7.22s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-03-08 16:00:42,648 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)