./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-92.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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-92.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 db7e34f2918099ed247bc16b9e72d475a3cee192a5442b3d6ce0ab581818cdfc --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 09:51:48,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 09:51:48,795 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-22 09:51:48,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 09:51:48,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 09:51:48,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 09:51:48,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 09:51:48,827 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 09:51:48,828 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 09:51:48,830 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 09:51:48,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 09:51:48,830 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 09:51:48,831 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 09:51:48,831 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 09:51:48,831 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 09:51:48,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 09:51:48,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 09:51:48,832 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 09:51:48,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 09:51:48,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 09:51:48,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 09:51:48,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 09:51:48,837 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 09:51:48,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 09:51:48,838 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 09:51:48,838 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 09:51:48,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 09:51:48,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 09:51:48,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 09:51:48,839 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 09:51:48,839 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 09:51:48,839 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 09:51:48,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 09:51:48,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 09:51:48,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 09:51:48,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 09:51:48,840 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 09:51:48,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 09:51:48,841 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 09:51:48,841 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 09:51:48,841 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 09:51:48,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 09:51:48,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db7e34f2918099ed247bc16b9e72d475a3cee192a5442b3d6ce0ab581818cdfc [2024-11-22 09:51:49,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 09:51:49,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 09:51:49,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 09:51:49,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 09:51:49,184 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 09:51:49,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-92.i [2024-11-22 09:51:50,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 09:51:50,873 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 09:51:50,874 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-92.i [2024-11-22 09:51:50,887 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226b04f22/e7c660b7238e4d1eb1beb0f4b27dda0c/FLAGcb443cec8 [2024-11-22 09:51:51,234 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/226b04f22/e7c660b7238e4d1eb1beb0f4b27dda0c [2024-11-22 09:51:51,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 09:51:51,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 09:51:51,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 09:51:51,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 09:51:51,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 09:51:51,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634ae625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51, skipping insertion in model container [2024-11-22 09:51:51,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,294 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 09:51:51,517 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-92.i[913,926] [2024-11-22 09:51:51,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 09:51:51,573 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 09:51:51,584 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-92.i[913,926] [2024-11-22 09:51:51,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 09:51:51,620 INFO L204 MainTranslator]: Completed translation [2024-11-22 09:51:51,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51 WrapperNode [2024-11-22 09:51:51,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 09:51:51,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 09:51:51,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 09:51:51,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 09:51:51,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,679 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 165 [2024-11-22 09:51:51,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 09:51:51,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 09:51:51,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 09:51:51,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 09:51:51,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,699 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,715 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]. [2024-11-22 09:51:51,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,726 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 09:51:51,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 09:51:51,738 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 09:51:51,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 09:51:51,738 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (1/1) ... [2024-11-22 09:51:51,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 09:51:51,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:51:51,768 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) [2024-11-22 09:51:51,775 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 [2024-11-22 09:51:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 09:51:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 09:51:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 09:51:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 09:51:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 09:51:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 09:51:51,884 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 09:51:51,886 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 09:51:52,222 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-22 09:51:52,223 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 09:51:52,248 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 09:51:52,248 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 09:51:52,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:51:52 BoogieIcfgContainer [2024-11-22 09:51:52,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 09:51:52,253 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 09:51:52,254 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 09:51:52,258 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 09:51:52,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:51:51" (1/3) ... [2024-11-22 09:51:52,260 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a8b4617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:51:52, skipping insertion in model container [2024-11-22 09:51:52,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:51:51" (2/3) ... [2024-11-22 09:51:52,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a8b4617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:51:52, skipping insertion in model container [2024-11-22 09:51:52,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:51:52" (3/3) ... [2024-11-22 09:51:52,265 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-92.i [2024-11-22 09:51:52,286 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 09:51:52,286 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 09:51:52,357 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 09:51:52,363 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;@94e0e1d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 09:51:52,363 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 09:51:52,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 48 states have internal predecessors, (65), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-22 09:51:52,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-22 09:51:52,379 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:51:52,379 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:51:52,380 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:51:52,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:51:52,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1140206269, now seen corresponding path program 1 times [2024-11-22 09:51:52,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 09:51:52,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282932463] [2024-11-22 09:51:52,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:51:52,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 09:51:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:51:53,402 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-22 09:51:53,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 09:51:53,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282932463] [2024-11-22 09:51:53,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282932463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 09:51:53,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 09:51:53,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 09:51:53,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069601680] [2024-11-22 09:51:53,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 09:51:53,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 09:51:53,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 09:51:53,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 09:51:53,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-22 09:51:53,457 INFO L87 Difference]: Start difference. First operand has 72 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 48 states have internal predecessors, (65), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-22 09:51:53,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:51:53,795 INFO L93 Difference]: Finished difference Result 217 states and 381 transitions. [2024-11-22 09:51:53,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 09:51:53,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 141 [2024-11-22 09:51:53,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:51:53,809 INFO L225 Difference]: With dead ends: 217 [2024-11-22 09:51:53,810 INFO L226 Difference]: Without dead ends: 148 [2024-11-22 09:51:53,814 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-22 09:51:53,818 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 97 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 09:51:53,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 357 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 09:51:53,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-22 09:51:53,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 132. [2024-11-22 09:51:53,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 85 states have (on average 1.3294117647058823) internal successors, (113), 85 states have internal predecessors, (113), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-22 09:51:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 201 transitions. [2024-11-22 09:51:53,886 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 201 transitions. Word has length 141 [2024-11-22 09:51:53,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:51:53,887 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 201 transitions. [2024-11-22 09:51:53,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-22 09:51:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 201 transitions. [2024-11-22 09:51:53,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-22 09:51:53,892 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:51:53,892 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:51:53,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 09:51:53,893 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:51:53,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:51:53,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1980553025, now seen corresponding path program 1 times [2024-11-22 09:51:53,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 09:51:53,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968202688] [2024-11-22 09:51:53,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:51:53,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 09:51:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:51:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-22 09:51:55,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 09:51:55,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968202688] [2024-11-22 09:51:55,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968202688] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 09:51:55,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 09:51:55,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-22 09:51:55,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605736283] [2024-11-22 09:51:55,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 09:51:55,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 09:51:55,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 09:51:55,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 09:51:55,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-22 09:51:55,072 INFO L87 Difference]: Start difference. First operand 132 states and 201 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-22 09:51:55,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:51:55,444 INFO L93 Difference]: Finished difference Result 338 states and 512 transitions. [2024-11-22 09:51:55,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 09:51:55,445 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 142 [2024-11-22 09:51:55,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:51:55,448 INFO L225 Difference]: With dead ends: 338 [2024-11-22 09:51:55,449 INFO L226 Difference]: Without dead ends: 209 [2024-11-22 09:51:55,450 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-22 09:51:55,452 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 67 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 09:51:55,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 354 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 09:51:55,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2024-11-22 09:51:55,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 191. [2024-11-22 09:51:55,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 121 states have (on average 1.3057851239669422) internal successors, (158), 121 states have internal predecessors, (158), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-22 09:51:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 290 transitions. [2024-11-22 09:51:55,498 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 290 transitions. Word has length 142 [2024-11-22 09:51:55,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:51:55,499 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 290 transitions. [2024-11-22 09:51:55,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-22 09:51:55,499 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 290 transitions. [2024-11-22 09:51:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-22 09:51:55,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:51:55,502 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:51:55,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 09:51:55,502 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:51:55,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:51:55,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1189399910, now seen corresponding path program 1 times [2024-11-22 09:51:55,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 09:51:55,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170143813] [2024-11-22 09:51:55,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:51:55,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 09:51:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 09:51:55,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [720710460] [2024-11-22 09:51:55,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:51:55,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 09:51:55,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:51:55,585 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 09:51:55,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 09:51:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 09:51:55,800 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-22 09:51:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 09:51:55,975 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-22 09:51:55,976 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-22 09:51:55,976 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-22 09:51:55,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-22 09:51:56,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 09:51:56,185 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-22 09:51:56,357 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 09:51:56,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:51:56 BoogieIcfgContainer [2024-11-22 09:51:56,359 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 09:51:56,360 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 09:51:56,360 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 09:51:56,360 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 09:51:56,361 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:51:52" (3/4) ... [2024-11-22 09:51:56,363 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-22 09:51:56,363 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 09:51:56,364 INFO L158 Benchmark]: Toolchain (without parser) took 5127.23ms. Allocated memory was 167.8MB in the beginning and 247.5MB in the end (delta: 79.7MB). Free memory was 93.8MB in the beginning and 126.2MB in the end (delta: -32.3MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2024-11-22 09:51:56,365 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 09:51:56,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.10ms. Allocated memory was 167.8MB in the beginning and 247.5MB in the end (delta: 79.7MB). Free memory was 93.6MB in the beginning and 212.5MB in the end (delta: -119.0MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-11-22 09:51:56,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.69ms. Allocated memory is still 247.5MB. Free memory was 212.5MB in the beginning and 208.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-22 09:51:56,366 INFO L158 Benchmark]: Boogie Preprocessor took 54.46ms. Allocated memory is still 247.5MB. Free memory was 208.3MB in the beginning and 203.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-22 09:51:56,366 INFO L158 Benchmark]: RCFGBuilder took 511.58ms. Allocated memory is still 247.5MB. Free memory was 203.1MB in the beginning and 177.6MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-22 09:51:56,366 INFO L158 Benchmark]: TraceAbstraction took 4106.74ms. Allocated memory is still 247.5MB. Free memory was 176.9MB in the beginning and 127.2MB in the end (delta: 49.7MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-11-22 09:51:56,366 INFO L158 Benchmark]: Witness Printer took 3.82ms. Allocated memory is still 247.5MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 09:51:56,368 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.10ms. Allocated memory was 167.8MB in the beginning and 247.5MB in the end (delta: 79.7MB). Free memory was 93.6MB in the beginning and 212.5MB in the end (delta: -119.0MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.69ms. Allocated memory is still 247.5MB. Free memory was 212.5MB in the beginning and 208.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.46ms. Allocated memory is still 247.5MB. Free memory was 208.3MB in the beginning and 203.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 511.58ms. Allocated memory is still 247.5MB. Free memory was 203.1MB in the beginning and 177.6MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4106.74ms. Allocated memory is still 247.5MB. Free memory was 176.9MB in the beginning and 127.2MB in the end (delta: 49.7MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. * Witness Printer took 3.82ms. Allocated memory is still 247.5MB. Free memory is still 126.2MB. 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 someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 100; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] unsigned short int var_1_8 = 10; [L26] unsigned short int var_1_9 = 0; [L27] unsigned short int var_1_10 = 53946; [L28] unsigned short int var_1_11 = 1; [L29] unsigned long int var_1_12 = 8; [L30] double var_1_13 = 8.25; [L31] signed long int var_1_14 = -256; [L32] double var_1_15 = 0.19999999999999996; [L33] signed long int var_1_16 = -16; [L34] signed char var_1_17 = 1; [L35] signed char var_1_18 = 4; [L36] signed char var_1_19 = 64; [L37] signed long int var_1_20 = 1; [L38] signed long int var_1_21 = 1000000000; [L39] unsigned short int last_1_var_1_1 = 100; [L40] unsigned long int last_1_var_1_12 = 8; [L41] double last_1_var_1_13 = 8.25; [L42] signed long int last_1_var_1_16 = -16; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L138] isInitial = 1 [L139] FCALL initially() [L140] COND TRUE 1 [L141] CALL updateLastVariables() [L128] last_1_var_1_1 = var_1_1 [L129] last_1_var_1_12 = var_1_12 [L130] last_1_var_1_13 = var_1_13 [L131] last_1_var_1_16 = var_1_16 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L141] RET updateLastVariables() [L142] CALL updateVariables() [L93] var_1_6 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_7=0, var_1_8=10, var_1_9=0] [L94] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_7=0, var_1_8=10, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L95] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L96] var_1_7 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_8=10, var_1_9=0] [L97] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_8=10, var_1_9=0] [L98] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L98] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L99] var_1_8 = __VERIFIER_nondet_ushort() [L100] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_9=0] [L100] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L101] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L102] var_1_9 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767] [L103] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767] [L104] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L104] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L105] var_1_10 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L106] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L107] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L107] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L108] var_1_11 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L109] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L110] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L110] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L111] var_1_14 = __VERIFIER_nondet_long() [L112] CALL assume_abort_if_not(var_1_14 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L112] RET assume_abort_if_not(var_1_14 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L113] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L113] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L114] CALL assume_abort_if_not(var_1_14 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L114] RET assume_abort_if_not(var_1_14 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L115] var_1_15 = __VERIFIER_nondet_double() [L116] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L116] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L117] var_1_18 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L118] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L119] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L120] var_1_19 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_19 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L121] RET assume_abort_if_not(var_1_19 >= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L122] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L122] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L123] var_1_21 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_21 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L124] RET assume_abort_if_not(var_1_21 >= 536870911) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L125] CALL assume_abort_if_not(var_1_21 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L125] RET assume_abort_if_not(var_1_21 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L142] RET updateVariables() [L143] CALL step() [L46] unsigned char stepLocal_0 = last_1_var_1_13 >= last_1_var_1_13; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_0=0, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L47] COND FALSE !((last_1_var_1_12 == last_1_var_1_1) && stepLocal_0) [L58] var_1_1 = var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L60] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L60] COND TRUE (((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16 [L61] COND TRUE \read(var_1_7) [L62] var_1_12 = var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L65] var_1_17 = (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1))))) [L66] unsigned long int stepLocal_4 = var_1_12; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L67] COND TRUE \read(var_1_6) [L68] var_1_20 = ((var_1_8 - (var_1_21 - var_1_11)) + var_1_10) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L76] unsigned char stepLocal_3 = var_1_6; [L77] unsigned char stepLocal_2 = var_1_6; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_2=1, stepLocal_3=1, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L78] COND FALSE !(stepLocal_2 && (var_1_9 < (var_1_10 + var_1_20))) [L83] var_1_16 = var_1_8 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_3=1, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-1, var_1_16=32767, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L85] signed long int stepLocal_1 = ((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14); VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_1=32767, stepLocal_3=1, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=33/4, var_1_14=-1, var_1_16=32767, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L86] COND TRUE stepLocal_1 >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8))) [L87] var_1_13 = var_1_15 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_3=1, stepLocal_4=32767, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-1, var_1_15=2, var_1_16=32767, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L143] RET step() [L144] CALL, EXPR property() [L134] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-1, var_1_15=2, var_1_16=32767, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L134] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-1, var_1_15=2, var_1_16=32767, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L134] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-1, var_1_15=2, var_1_16=32767, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L134-L135] return (((((((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1)) && (((((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14)) >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8)))) ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_15)))) && ((var_1_6 && (var_1_9 < (var_1_10 + var_1_20))) ? ((var_1_7 && var_1_6) ? (var_1_16 == ((signed long int) var_1_10)) : 1) : (var_1_16 == ((signed long int) var_1_8)))) && (var_1_17 == ((signed char) (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1)))))))) && (var_1_6 ? (var_1_20 == ((signed long int) ((var_1_8 - (var_1_21 - var_1_11)) + var_1_10))) : (((~ var_1_19) == var_1_12) ? (var_1_20 == ((signed long int) var_1_1)) : (var_1_20 == ((signed long int) var_1_10)))) ; [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-1, var_1_15=2, var_1_16=32767, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=0, var_1_12=32767, var_1_13=2, var_1_14=-1, var_1_15=2, var_1_16=32767, var_1_17=-58, var_1_18=62, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_6=1, var_1_7=1, var_1_8=32767, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 3, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 164 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 164 mSDsluCounter, 711 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 517 mSDsCounter, 135 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 189 IncrementalHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 135 mSolverCounterUnsat, 194 mSDtfsCounter, 189 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=191occurred in iteration=2, InterpolantAutomatonStates: 10, 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, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 571 NumberOfCodeBlocks, 571 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 281 ConstructedInterpolants, 0 QuantifiedInterpolants, 2059 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1848/1848 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 [2024-11-22 09:51:56,399 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/current/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-92.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 db7e34f2918099ed247bc16b9e72d475a3cee192a5442b3d6ce0ab581818cdfc --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 09:51:58,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 09:51:58,868 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-22 09:51:58,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 09:51:58,875 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 09:51:58,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 09:51:58,903 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 09:51:58,904 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 09:51:58,904 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 09:51:58,904 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 09:51:58,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 09:51:58,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 09:51:58,905 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 09:51:58,905 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 09:51:58,906 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 09:51:58,906 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 09:51:58,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 09:51:58,908 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 09:51:58,908 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 09:51:58,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 09:51:58,908 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 09:51:58,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 09:51:58,909 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 09:51:58,909 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-22 09:51:58,910 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-22 09:51:58,910 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 09:51:58,910 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-22 09:51:58,910 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 09:51:58,911 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 09:51:58,911 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 09:51:58,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 09:51:58,911 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 09:51:58,912 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 09:51:58,912 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 09:51:58,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 09:51:58,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 09:51:58,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 09:51:58,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 09:51:58,913 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-22 09:51:58,913 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-22 09:51:58,914 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 09:51:58,916 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 09:51:58,916 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 09:51:58,916 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 09:51:58,917 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db7e34f2918099ed247bc16b9e72d475a3cee192a5442b3d6ce0ab581818cdfc [2024-11-22 09:51:59,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 09:51:59,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 09:51:59,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 09:51:59,226 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 09:51:59,227 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 09:51:59,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-92.i [2024-11-22 09:52:00,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 09:52:00,969 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 09:52:00,969 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-92.i [2024-11-22 09:52:00,979 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c212e83e/efc1a847ba9748d795547cd811a8b394/FLAGeacb67c38 [2024-11-22 09:52:00,993 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c212e83e/efc1a847ba9748d795547cd811a8b394 [2024-11-22 09:52:00,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 09:52:00,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 09:52:00,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 09:52:01,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 09:52:01,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 09:52:01,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:52:00" (1/1) ... [2024-11-22 09:52:01,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf1ffa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01, skipping insertion in model container [2024-11-22 09:52:01,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:52:00" (1/1) ... [2024-11-22 09:52:01,041 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 09:52:01,233 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-92.i[913,926] [2024-11-22 09:52:01,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 09:52:01,304 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 09:52:01,314 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-92.i[913,926] [2024-11-22 09:52:01,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 09:52:01,367 INFO L204 MainTranslator]: Completed translation [2024-11-22 09:52:01,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01 WrapperNode [2024-11-22 09:52:01,368 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 09:52:01,369 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 09:52:01,369 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 09:52:01,369 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 09:52:01,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,440 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2024-11-22 09:52:01,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 09:52:01,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 09:52:01,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 09:52:01,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 09:52:01,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,474 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,496 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]. [2024-11-22 09:52:01,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,519 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,520 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,522 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 09:52:01,523 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 09:52:01,523 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 09:52:01,523 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 09:52:01,524 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (1/1) ... [2024-11-22 09:52:01,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 09:52:01,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 09:52:01,561 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) [2024-11-22 09:52:01,566 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 [2024-11-22 09:52:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 09:52:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-22 09:52:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 09:52:01,611 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 09:52:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 09:52:01,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 09:52:01,700 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 09:52:01,703 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 09:52:02,129 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-22 09:52:02,131 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 09:52:02,148 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 09:52:02,151 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 09:52:02,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:52:02 BoogieIcfgContainer [2024-11-22 09:52:02,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 09:52:02,154 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 09:52:02,155 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 09:52:02,158 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 09:52:02,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:52:00" (1/3) ... [2024-11-22 09:52:02,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194a1b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:52:02, skipping insertion in model container [2024-11-22 09:52:02,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:52:01" (2/3) ... [2024-11-22 09:52:02,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194a1b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:52:02, skipping insertion in model container [2024-11-22 09:52:02,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:52:02" (3/3) ... [2024-11-22 09:52:02,164 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-92.i [2024-11-22 09:52:02,183 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 09:52:02,184 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 09:52:02,271 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 09:52:02,280 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;@2176b937, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 09:52:02,281 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 09:52:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-22 09:52:02,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-22 09:52:02,305 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:52:02,306 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:52:02,307 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:52:02,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:52:02,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1624388057, now seen corresponding path program 1 times [2024-11-22 09:52:02,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 09:52:02,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1496920948] [2024-11-22 09:52:02,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:52:02,332 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 [2024-11-22 09:52:02,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 09:52:02,336 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) [2024-11-22 09:52:02,338 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 [2024-11-22 09:52:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:52:02,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 09:52:02,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:52:02,685 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-11-22 09:52:02,686 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 09:52:02,686 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-22 09:52:02,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1496920948] [2024-11-22 09:52:02,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1496920948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 09:52:02,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 09:52:02,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 09:52:02,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043140912] [2024-11-22 09:52:02,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 09:52:02,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 09:52:02,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-22 09:52:02,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 09:52:02,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 09:52:02,718 INFO L87 Difference]: Start difference. First operand has 65 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-22 09:52:02,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:52:02,743 INFO L93 Difference]: Finished difference Result 123 states and 214 transitions. [2024-11-22 09:52:02,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 09:52:02,748 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 138 [2024-11-22 09:52:02,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:52:02,756 INFO L225 Difference]: With dead ends: 123 [2024-11-22 09:52:02,756 INFO L226 Difference]: Without dead ends: 61 [2024-11-22 09:52:02,760 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 09:52:02,765 INFO L432 NwaCegarLoop]: 92 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, 92 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 [2024-11-22 09:52:02,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 09:52:02,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-22 09:52:02,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-22 09:52:02,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 37 states have internal predecessors, (48), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-22 09:52:02,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 92 transitions. [2024-11-22 09:52:02,821 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 92 transitions. Word has length 138 [2024-11-22 09:52:02,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:52:02,822 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 92 transitions. [2024-11-22 09:52:02,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-22 09:52:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2024-11-22 09:52:02,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-22 09:52:02,825 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:52:02,825 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:52:02,834 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-11-22 09:52:03,026 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 [2024-11-22 09:52:03,027 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:52:03,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:52:03,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1883683371, now seen corresponding path program 1 times [2024-11-22 09:52:03,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 09:52:03,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881590622] [2024-11-22 09:52:03,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:52:03,029 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 [2024-11-22 09:52:03,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 09:52:03,033 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) [2024-11-22 09:52:03,050 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 [2024-11-22 09:52:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:52:03,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-22 09:52:03,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 09:52:03,565 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-22 09:52:03,566 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 09:52:03,566 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-22 09:52:03,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881590622] [2024-11-22 09:52:03,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881590622] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 09:52:03,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 09:52:03,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 09:52:03,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366181194] [2024-11-22 09:52:03,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 09:52:03,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 09:52:03,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-22 09:52:03,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 09:52:03,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 09:52:03,569 INFO L87 Difference]: Start difference. First operand 61 states and 92 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-22 09:52:03,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 09:52:03,735 INFO L93 Difference]: Finished difference Result 186 states and 280 transitions. [2024-11-22 09:52:03,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 09:52:03,737 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 138 [2024-11-22 09:52:03,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 09:52:03,739 INFO L225 Difference]: With dead ends: 186 [2024-11-22 09:52:03,739 INFO L226 Difference]: Without dead ends: 128 [2024-11-22 09:52:03,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-22 09:52:03,741 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 71 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 09:52:03,741 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 263 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 09:52:03,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-22 09:52:03,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 117. [2024-11-22 09:52:03,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 70 states have (on average 1.3) internal successors, (91), 70 states have internal predecessors, (91), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-22 09:52:03,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 179 transitions. [2024-11-22 09:52:03,773 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 179 transitions. Word has length 138 [2024-11-22 09:52:03,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 09:52:03,773 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 179 transitions. [2024-11-22 09:52:03,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-22 09:52:03,775 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2024-11-22 09:52:03,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-22 09:52:03,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 09:52:03,777 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 09:52:03,785 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-11-22 09:52:03,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /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 [2024-11-22 09:52:03,982 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 09:52:03,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 09:52:03,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1336738512, now seen corresponding path program 1 times [2024-11-22 09:52:03,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 09:52:03,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1480353916] [2024-11-22 09:52:03,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 09:52:03,984 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 [2024-11-22 09:52:03,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 09:52:03,986 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2024-11-22 09:52:03,990 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 (4)] Waiting until timeout for monitored process [2024-11-22 09:52:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 09:52:04,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-22 09:52:04,218 INFO L278 TraceCheckSpWp]: Computing forward predicates...