./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_1.5.800.v20200727-1323.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_fillercode_fillercodestructure_normal_file-39.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 5e99d35828d6ed1833054a5795559b975d53140c1400b244d3e6935a75b4a1d6 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 22:47:48,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:47:48,377 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 22:47:48,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:47:48,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 22:47:48,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:47:48,404 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 22:47:48,404 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 22:47:48,405 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 22:47:48,405 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 22:47:48,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:47:48,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 22:47:48,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:47:48,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:47:48,407 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 22:47:48,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:47:48,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:47:48,408 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:47:48,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:47:48,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:47:48,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:47:48,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:47:48,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:47:48,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:47:48,410 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:47:48,410 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:47:48,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:47:48,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:47:48,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:47:48,411 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 22:47:48,411 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 22:47:48,412 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 22:47:48,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 22:47:48,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:47:48,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:47:48,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:47:48,413 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 22:47:48,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:47:48,413 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 22:47:48,413 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 22:47:48,413 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 22:47:48,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 22:47:48,414 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e99d35828d6ed1833054a5795559b975d53140c1400b244d3e6935a75b4a1d6 [2024-11-08 22:47:48,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:47:48,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:47:48,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:47:48,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:47:48,635 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:47:48,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-39.i [2024-11-08 22:47:49,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:47:50,161 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:47:50,162 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-39.i [2024-11-08 22:47:50,178 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a8bf8b1e/d8b510b28a3341f6b7c68af6c7ec20a8/FLAG828f2770e [2024-11-08 22:47:50,191 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a8bf8b1e/d8b510b28a3341f6b7c68af6c7ec20a8 [2024-11-08 22:47:50,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:47:50,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:47:50,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:47:50,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:47:50,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:47:50,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ddfc67f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50, skipping insertion in model container [2024-11-08 22:47:50,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,230 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:47:50,407 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-39.i[913,926] [2024-11-08 22:47:50,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:47:50,463 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:47:50,473 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_fillercode_fillercodestructure_normal_file-39.i[913,926] [2024-11-08 22:47:50,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:47:50,507 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:47:50,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50 WrapperNode [2024-11-08 22:47:50,508 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:47:50,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:47:50,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:47:50,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:47:50,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,526 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,565 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-11-08 22:47:50,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:47:50,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:47:50,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:47:50,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:47:50,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,589 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,611 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]. [2024-11-08 22:47:50,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,635 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,638 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:47:50,639 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:47:50,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:47:50,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:47:50,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (1/1) ... [2024-11-08 22:47:50,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 22:47:50,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 22:47:50,666 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) [2024-11-08 22:47:50,671 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 [2024-11-08 22:47:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:47:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:47:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:47:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 22:47:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:47:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:47:50,785 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:47:50,787 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:47:51,081 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 22:47:51,081 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:47:51,091 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:47:51,091 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:47:51,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:51 BoogieIcfgContainer [2024-11-08 22:47:51,092 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:47:51,094 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 22:47:51,094 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 22:47:51,096 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 22:47:51,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 10:47:50" (1/3) ... [2024-11-08 22:47:51,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4e877c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 10:47:51, skipping insertion in model container [2024-11-08 22:47:51,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:50" (2/3) ... [2024-11-08 22:47:51,098 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c4e877c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 10:47:51, skipping insertion in model container [2024-11-08 22:47:51,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:51" (3/3) ... [2024-11-08 22:47:51,099 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-39.i [2024-11-08 22:47:51,111 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 22:47:51,112 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 22:47:51,156 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 22:47:51,162 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;@1e1a2b7e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 22:47:51,162 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 22:47:51,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 49 states have internal predecessors, (68), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-08 22:47:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 22:47:51,178 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 22:47:51,178 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 22:47:51,179 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 22:47:51,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:47:51,185 INFO L85 PathProgramCache]: Analyzing trace with hash 511075673, now seen corresponding path program 1 times [2024-11-08 22:47:51,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 22:47:51,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643428920] [2024-11-08 22:47:51,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 22:47:51,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 22:47:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 22:47:51,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 22:47:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 22:47:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 22:47:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 22:47:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 22:47:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 22:47:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 22:47:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 22:47:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 22:47:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 22:47:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 22:47:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 22:47:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 22:47:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 22:47:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,540 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-08 22:47:51,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 22:47:51,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643428920] [2024-11-08 22:47:51,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643428920] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 22:47:51,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 22:47:51,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 22:47:51,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698644265] [2024-11-08 22:47:51,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 22:47:51,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 22:47:51,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 22:47:51,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 22:47:51,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 22:47:51,571 INFO L87 Difference]: Start difference. First operand has 67 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 49 states have internal predecessors, (68), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-08 22:47:51,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 22:47:51,593 INFO L93 Difference]: Finished difference Result 127 states and 210 transitions. [2024-11-08 22:47:51,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 22:47:51,615 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 111 [2024-11-08 22:47:51,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 22:47:51,624 INFO L225 Difference]: With dead ends: 127 [2024-11-08 22:47:51,624 INFO L226 Difference]: Without dead ends: 63 [2024-11-08 22:47:51,627 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 22:47:51,629 INFO L432 NwaCegarLoop]: 93 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, 93 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 [2024-11-08 22:47:51,630 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 22:47:51,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-08 22:47:51,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-11-08 22:47:51,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 45 states have internal predecessors, (61), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-08 22:47:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 93 transitions. [2024-11-08 22:47:51,697 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 93 transitions. Word has length 111 [2024-11-08 22:47:51,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 22:47:51,697 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 93 transitions. [2024-11-08 22:47:51,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-08 22:47:51,698 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2024-11-08 22:47:51,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 22:47:51,702 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 22:47:51,702 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 22:47:51,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 22:47:51,703 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 22:47:51,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:47:51,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1987525023, now seen corresponding path program 1 times [2024-11-08 22:47:51,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 22:47:51,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430022888] [2024-11-08 22:47:51,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 22:47:51,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 22:47:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 22:47:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 22:47:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 22:47:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 22:47:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 22:47:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 22:47:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 22:47:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 22:47:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 22:47:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 22:47:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 22:47:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 22:47:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 22:47:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 22:47:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 22:47:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-08 22:47:52,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 22:47:52,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430022888] [2024-11-08 22:47:52,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430022888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 22:47:52,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 22:47:52,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 22:47:52,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760094653] [2024-11-08 22:47:52,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 22:47:52,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 22:47:52,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 22:47:52,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 22:47:52,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 22:47:52,219 INFO L87 Difference]: Start difference. First operand 63 states and 93 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-08 22:47:52,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 22:47:52,430 INFO L93 Difference]: Finished difference Result 186 states and 277 transitions. [2024-11-08 22:47:52,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 22:47:52,431 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 111 [2024-11-08 22:47:52,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 22:47:52,435 INFO L225 Difference]: With dead ends: 186 [2024-11-08 22:47:52,436 INFO L226 Difference]: Without dead ends: 126 [2024-11-08 22:47:52,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 22:47:52,438 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 74 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 22:47:52,439 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 376 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 22:47:52,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-08 22:47:52,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 117. [2024-11-08 22:47:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 82 states have (on average 1.3414634146341464) internal successors, (110), 82 states have internal predecessors, (110), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-08 22:47:52,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 174 transitions. [2024-11-08 22:47:52,466 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 174 transitions. Word has length 111 [2024-11-08 22:47:52,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 22:47:52,468 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 174 transitions. [2024-11-08 22:47:52,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-08 22:47:52,469 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 174 transitions. [2024-11-08 22:47:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 22:47:52,472 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 22:47:52,473 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 22:47:52,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 22:47:52,473 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 22:47:52,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:47:52,473 INFO L85 PathProgramCache]: Analyzing trace with hash -976407773, now seen corresponding path program 1 times [2024-11-08 22:47:52,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 22:47:52,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877891155] [2024-11-08 22:47:52,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 22:47:52,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:47:53,141 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:47:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:47:53,358 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 22:47:53,358 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 22:47:53,359 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 22:47:53,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 22:47:53,363 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 22:47:53,435 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 22:47:53,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 10:47:53 BoogieIcfgContainer [2024-11-08 22:47:53,441 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 22:47:53,442 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:47:53,442 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:47:53,442 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:47:53,443 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:51" (3/4) ... [2024-11-08 22:47:53,445 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:47:53,446 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:47:53,448 INFO L158 Benchmark]: Toolchain (without parser) took 3251.03ms. Allocated memory was 138.4MB in the beginning and 262.1MB in the end (delta: 123.7MB). Free memory was 66.5MB in the beginning and 176.4MB in the end (delta: -109.9MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-11-08 22:47:53,448 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:47:53,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.95ms. Allocated memory was 138.4MB in the beginning and 203.4MB in the end (delta: 65.0MB). Free memory was 66.4MB in the beginning and 169.5MB in the end (delta: -103.1MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-11-08 22:47:53,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.16ms. Allocated memory is still 203.4MB. Free memory was 169.5MB in the beginning and 166.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:47:53,451 INFO L158 Benchmark]: Boogie Preprocessor took 72.18ms. Allocated memory is still 203.4MB. Free memory was 166.3MB in the beginning and 163.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:47:53,451 INFO L158 Benchmark]: RCFGBuilder took 453.42ms. Allocated memory is still 203.4MB. Free memory was 163.2MB in the beginning and 141.2MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 22:47:53,452 INFO L158 Benchmark]: TraceAbstraction took 2347.73ms. Allocated memory was 203.4MB in the beginning and 262.1MB in the end (delta: 58.7MB). Free memory was 140.1MB in the beginning and 176.4MB in the end (delta: -36.3MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. [2024-11-08 22:47:53,452 INFO L158 Benchmark]: Witness Printer took 4.42ms. Allocated memory is still 262.1MB. Free memory is still 176.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:47:53,453 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.95ms. Allocated memory was 138.4MB in the beginning and 203.4MB in the end (delta: 65.0MB). Free memory was 66.4MB in the beginning and 169.5MB in the end (delta: -103.1MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.16ms. Allocated memory is still 203.4MB. Free memory was 169.5MB in the beginning and 166.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.18ms. Allocated memory is still 203.4MB. Free memory was 166.3MB in the beginning and 163.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 453.42ms. Allocated memory is still 203.4MB. Free memory was 163.2MB in the beginning and 141.2MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2347.73ms. Allocated memory was 203.4MB in the beginning and 262.1MB in the end (delta: 58.7MB). Free memory was 140.1MB in the beginning and 176.4MB in the end (delta: -36.3MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. * Witness Printer took 4.42ms. Allocated memory is still 262.1MB. Free memory is still 176.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 126, overapproximation of someBinaryArithmeticFLOAToperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] unsigned char var_1_6 = 0; [L24] signed short int var_1_7 = 8; [L25] signed short int var_1_8 = 4; [L26] unsigned long int var_1_9 = 256; [L27] unsigned long int var_1_10 = 10; [L28] unsigned long int var_1_11 = 3084274888; [L29] unsigned long int var_1_13 = 50; [L30] signed long int var_1_14 = -10; [L31] unsigned char var_1_16 = 0; [L32] float var_1_19 = 4.5; [L33] float var_1_20 = 15.375; [L34] float var_1_21 = 32.725; [L35] float var_1_22 = 63.5; [L36] float var_1_23 = 16.375; [L37] signed char var_1_24 = -32; [L38] signed char var_1_25 = 0; [L39] unsigned short int var_1_26 = 64; [L40] unsigned long int last_1_var_1_9 = 256; [L41] unsigned long int last_1_var_1_10 = 10; [L42] signed long int last_1_var_1_14 = -10; [L43] signed char last_1_var_1_24 = -32; VAL [isInitial=0, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L130] isInitial = 1 [L131] FCALL initially() [L132] COND TRUE 1 [L133] CALL updateLastVariables() [L120] last_1_var_1_9 = var_1_9 [L121] last_1_var_1_10 = var_1_10 [L122] last_1_var_1_14 = var_1_14 [L123] last_1_var_1_24 = var_1_24 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L133] RET updateLastVariables() [L134] CALL updateVariables() [L92] var_1_6 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_7=8, var_1_8=4, var_1_9=256] [L93] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_7=8, var_1_8=4, var_1_9=256] [L94] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L94] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L95] var_1_7 = __VERIFIER_nondet_short() [L96] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=4, var_1_9=256] [L96] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=4, var_1_9=256] [L97] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=4, var_1_9=256] [L97] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=4, var_1_9=256] [L98] var_1_8 = __VERIFIER_nondet_short() [L99] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L99] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L100] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L100] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L101] var_1_11 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L102] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L103] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L103] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L104] var_1_16 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L105] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L106] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L106] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L107] var_1_20 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L108] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L109] var_1_21 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L110] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L111] var_1_22 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L112] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L113] var_1_23 = __VERIFIER_nondet_float() [L114] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L114] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L115] var_1_25 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_25 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=67, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=67, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L116] RET assume_abort_if_not(var_1_25 >= -127) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=67, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L117] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=67, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=67, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L117] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=67, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L134] RET updateVariables() [L135] CALL step() [L47] EXPR (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=67, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L47] unsigned long int stepLocal_0 = (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10; [L48] COND TRUE stepLocal_0 < (last_1_var_1_24 | -4) [L49] var_1_1 = (var_1_7 - var_1_8) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=69, var_1_24=-32, var_1_25=67, var_1_26=64, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L53] var_1_24 = var_1_25 [L54] var_1_26 = var_1_8 [L55] var_1_10 = ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_26)) ? (0u) : (var_1_26)))))) [L56] unsigned long int stepLocal_3 = var_1_8 / (1u + 16u); [L57] unsigned long int stepLocal_2 = var_1_11; VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, stepLocal_2=-2147483649, stepLocal_3=4, var_1_10=68, var_1_11=-2147483649, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=69, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L58] COND FALSE !(var_1_26 < stepLocal_3) [L65] var_1_13 = var_1_8 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, stepLocal_2=-2147483649, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=69, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L67] signed short int stepLocal_4 = var_1_8; VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, stepLocal_2=-2147483649, stepLocal_4=68, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=69, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L68] COND TRUE stepLocal_4 <= var_1_13 [L69] var_1_19 = (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, stepLocal_2=-2147483649, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=-10, var_1_16=1, var_1_19=3084274893, var_1_1=69, var_1_23=3084274893, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L73] unsigned long int stepLocal_1 = var_1_10; VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, stepLocal_1=68, stepLocal_2=-2147483649, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=-10, var_1_16=1, var_1_19=3084274893, var_1_1=69, var_1_23=3084274893, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L74] COND FALSE !(stepLocal_1 >= ((((var_1_1) < (last_1_var_1_9)) ? (var_1_1) : (last_1_var_1_9)))) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, stepLocal_2=-2147483649, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=-10, var_1_16=1, var_1_19=3084274893, var_1_1=69, var_1_23=3084274893, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L79] COND FALSE !(var_1_26 >= var_1_7) [L88] var_1_14 = var_1_24 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, stepLocal_2=-2147483649, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=67, var_1_16=1, var_1_19=3084274893, var_1_1=69, var_1_23=3084274893, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L135] RET step() [L136] CALL, EXPR property() [L126] EXPR (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10 VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=67, var_1_16=1, var_1_19=3084274893, var_1_1=69, var_1_23=3084274893, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L126-L127] return ((((((((((last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10) < (last_1_var_1_24 | -4)) ? (var_1_1 == ((signed short int) (var_1_7 - var_1_8))) : (var_1_1 == ((signed short int) (last_1_var_1_10 + -16)))) && ((var_1_10 >= ((((var_1_1) < (last_1_var_1_9)) ? (var_1_1) : (last_1_var_1_9)))) ? (var_1_6 ? (var_1_9 == ((unsigned long int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned long int) ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))))))) && ((var_1_26 < (var_1_8 / (1u + 16u))) ? ((var_1_11 > (var_1_26 + 5u)) ? (var_1_13 == ((unsigned long int) ((((var_1_26) > (var_1_11)) ? (var_1_26) : (var_1_11))))) : (var_1_13 == ((unsigned long int) 5u))) : (var_1_13 == ((unsigned long int) var_1_8)))) && ((var_1_26 >= var_1_7) ? ((var_1_1 > var_1_11) ? ((var_1_6 && var_1_16) ? (var_1_14 == ((signed long int) (var_1_7 - (var_1_26 + var_1_8)))) : (var_1_14 == ((signed long int) var_1_26))) : 1) : (var_1_14 == ((signed long int) var_1_24)))) && ((var_1_8 <= var_1_13) ? (var_1_19 == ((float) (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))))) : (var_1_19 == ((float) var_1_22)))) && (var_1_24 == ((signed char) var_1_25))) && (var_1_26 == ((unsigned short int) var_1_8)) ; [L136] RET, EXPR property() [L136] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=67, var_1_16=1, var_1_19=3084274893, var_1_1=69, var_1_23=3084274893, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=68, var_1_11=-2147483649, var_1_13=68, var_1_14=67, var_1_16=1, var_1_19=3084274893, var_1_1=69, var_1_23=3084274893, var_1_24=67, var_1_25=67, var_1_26=68, var_1_6=1, var_1_7=137, var_1_8=68, var_1_9=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 74 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 74 mSDsluCounter, 469 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 300 mSDsCounter, 51 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51 mSolverCounterUnsat, 169 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=2, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 220 ConstructedInterpolants, 0 QuantifiedInterpolants, 292 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 960/960 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:47:53,489 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/11.0.12-open/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_1.5.800.v20200727-1323.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_fillercode_fillercodestructure_normal_file-39.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 5e99d35828d6ed1833054a5795559b975d53140c1400b244d3e6935a75b4a1d6 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 22:47:56,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:47:56,104 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 22:47:56,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:47:56,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 22:47:56,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:47:56,137 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 22:47:56,137 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 22:47:56,138 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 22:47:56,138 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 22:47:56,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:47:56,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 22:47:56,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:47:56,141 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:47:56,141 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 22:47:56,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:47:56,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:47:56,142 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:47:56,142 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:47:56,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:47:56,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:47:56,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:47:56,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:47:56,144 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:47:56,145 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:47:56,145 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:47:56,145 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:47:56,145 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:47:56,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:47:56,145 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:47:56,146 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:47:56,146 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 22:47:56,146 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 22:47:56,146 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 22:47:56,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 22:47:56,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:47:56,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:47:56,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:47:56,147 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-08 22:47:56,147 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:56,149 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 22:47:56,150 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 22:47:56,150 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 22:47:56,150 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 22:47:56,150 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e99d35828d6ed1833054a5795559b975d53140c1400b244d3e6935a75b4a1d6 [2024-11-08 22:47:56,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:47:56,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:47:56,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:47:56,604 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:47:56,604 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:47:56,605 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-39.i [2024-11-08 22:47:58,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:47:58,445 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:47:58,447 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-39.i [2024-11-08 22:47:58,457 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c18eed5/01caf92505344cb58685aaac362b79d5/FLAGd65e415a0 [2024-11-08 22:47:58,847 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c18eed5/01caf92505344cb58685aaac362b79d5 [2024-11-08 22:47:58,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:47:58,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:47:58,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:47:58,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:47:58,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:47:58,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:47:58" (1/1) ... [2024-11-08 22:47:58,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120f2c54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:58, skipping insertion in model container [2024-11-08 22:47:58,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:47:58" (1/1) ... [2024-11-08 22:47:58,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:47:59,038 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_fillercode_fillercodestructure_normal_file-39.i[913,926] [2024-11-08 22:47:59,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:47:59,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:47:59,130 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_fillercode_fillercodestructure_normal_file-39.i[913,926] [2024-11-08 22:47:59,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:47:59,190 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:47:59,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59 WrapperNode [2024-11-08 22:47:59,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:47:59,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:47:59,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:47:59,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:47:59,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,241 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2024-11-08 22:47:59,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:47:59,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:47:59,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:47:59,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:47:59,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,255 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,271 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]. [2024-11-08 22:47:59,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:47:59,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:47:59,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:47:59,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:47:59,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (1/1) ... [2024-11-08 22:47:59,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 22:47:59,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 22:47:59,340 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) [2024-11-08 22:47:59,343 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 [2024-11-08 22:47:59,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:47:59,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 22:47:59,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:47:59,399 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:47:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:47:59,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:47:59,507 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:47:59,510 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:47:59,889 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 22:47:59,889 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:47:59,902 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:47:59,903 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:47:59,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:59 BoogieIcfgContainer [2024-11-08 22:47:59,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:47:59,905 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 22:47:59,905 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 22:47:59,907 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 22:47:59,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 10:47:58" (1/3) ... [2024-11-08 22:47:59,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4839a65a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 10:47:59, skipping insertion in model container [2024-11-08 22:47:59,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:59" (2/3) ... [2024-11-08 22:47:59,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4839a65a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 10:47:59, skipping insertion in model container [2024-11-08 22:47:59,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:59" (3/3) ... [2024-11-08 22:47:59,911 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-39.i [2024-11-08 22:47:59,934 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 22:47:59,934 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 22:47:59,996 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 22:48:00,000 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;@632dab18, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 22:48:00,000 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 22:48:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-08 22:48:00,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 22:48:00,012 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 22:48:00,012 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 22:48:00,013 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 22:48:00,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:48:00,016 INFO L85 PathProgramCache]: Analyzing trace with hash 32853081, now seen corresponding path program 1 times [2024-11-08 22:48:00,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-08 22:48:00,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [777926842] [2024-11-08 22:48:00,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 22:48:00,026 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 [2024-11-08 22:48:00,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-08 22:48:00,028 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) [2024-11-08 22:48:00,029 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 [2024-11-08 22:48:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:00,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:48:00,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:48:00,276 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-08 22:48:00,276 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 22:48:00,277 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-08 22:48:00,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [777926842] [2024-11-08 22:48:00,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [777926842] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 22:48:00,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 22:48:00,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 22:48:00,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609263346] [2024-11-08 22:48:00,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 22:48:00,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 22:48:00,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-08 22:48:00,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 22:48:00,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 22:48:00,313 INFO L87 Difference]: Start difference. First operand has 57 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-08 22:48:00,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 22:48:00,331 INFO L93 Difference]: Finished difference Result 107 states and 178 transitions. [2024-11-08 22:48:00,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 22:48:00,332 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 107 [2024-11-08 22:48:00,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 22:48:00,337 INFO L225 Difference]: With dead ends: 107 [2024-11-08 22:48:00,337 INFO L226 Difference]: Without dead ends: 53 [2024-11-08 22:48:00,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 22:48:00,341 INFO L432 NwaCegarLoop]: 77 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, 77 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 [2024-11-08 22:48:00,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 22:48:00,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-11-08 22:48:00,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2024-11-08 22:48:00,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 35 states have internal predecessors, (45), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-08 22:48:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 77 transitions. [2024-11-08 22:48:00,370 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 77 transitions. Word has length 107 [2024-11-08 22:48:00,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 22:48:00,370 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 77 transitions. [2024-11-08 22:48:00,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-08 22:48:00,370 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2024-11-08 22:48:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 22:48:00,373 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 22:48:00,373 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 22:48:00,380 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 [2024-11-08 22:48:00,573 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 [2024-11-08 22:48:00,574 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 22:48:00,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:48:00,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1630630241, now seen corresponding path program 1 times [2024-11-08 22:48:00,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-08 22:48:00,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [72189525] [2024-11-08 22:48:00,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 22:48:00,576 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 [2024-11-08 22:48:00,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-08 22:48:00,578 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) [2024-11-08 22:48:00,579 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 [2024-11-08 22:48:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:00,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 22:48:00,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:48:28,155 WARN L286 SmtUtils]: Spent 8.02s 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) [2024-11-08 22:48:50,858 WARN L286 SmtUtils]: Spent 20.06s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:49:10,525 WARN L286 SmtUtils]: Spent 8.04s 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)