./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 07:37:12,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 07:37:12,748 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 07:37:12,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 07:37:12,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 07:37:12,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 07:37:12,804 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 07:37:12,805 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 07:37:12,806 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 07:37:12,807 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 07:37:12,808 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 07:37:12,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 07:37:12,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 07:37:12,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 07:37:12,810 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 07:37:12,811 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 07:37:12,811 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 07:37:12,815 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 07:37:12,815 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 07:37:12,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 07:37:12,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 07:37:12,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 07:37:12,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 07:37:12,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 07:37:12,817 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 07:37:12,817 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 07:37:12,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 07:37:12,818 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 07:37:12,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 07:37:12,818 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 07:37:12,819 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 07:37:12,819 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 07:37:12,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 07:37:12,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 07:37:12,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 07:37:12,820 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 07:37:12,820 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 07:37:12,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 07:37:12,823 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 07:37:12,823 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 07:37:12,824 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 07:37:12,824 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 07:37:12,824 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 [2024-10-14 07:37:13,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 07:37:13,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 07:37:13,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 07:37:13,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 07:37:13,126 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 07:37:13,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2024-10-14 07:37:14,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 07:37:14,869 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 07:37:14,869 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2024-10-14 07:37:14,882 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12f94488f/85e2068ac66b4a55a299d41fd3a0d6c0/FLAGe57feefb0 [2024-10-14 07:37:14,902 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12f94488f/85e2068ac66b4a55a299d41fd3a0d6c0 [2024-10-14 07:37:14,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 07:37:14,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 07:37:14,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 07:37:14,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 07:37:14,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 07:37:14,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:37:14" (1/1) ... [2024-10-14 07:37:14,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e7db46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:14, skipping insertion in model container [2024-10-14 07:37:14,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:37:14" (1/1) ... [2024-10-14 07:37:14,956 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 07:37:15,114 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2024-10-14 07:37:15,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 07:37:15,195 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 07:37:15,217 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2024-10-14 07:37:15,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 07:37:15,283 INFO L204 MainTranslator]: Completed translation [2024-10-14 07:37:15,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15 WrapperNode [2024-10-14 07:37:15,284 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 07:37:15,285 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 07:37:15,285 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 07:37:15,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 07:37:15,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,375 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2024-10-14 07:37:15,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 07:37:15,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 07:37:15,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 07:37:15,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 07:37:15,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,395 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,422 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]. [2024-10-14 07:37:15,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 07:37:15,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 07:37:15,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 07:37:15,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 07:37:15,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (1/1) ... [2024-10-14 07:37:15,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 07:37:15,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 07:37:15,498 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) [2024-10-14 07:37:15,503 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 [2024-10-14 07:37:15,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 07:37:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 07:37:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 07:37:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 07:37:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 07:37:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 07:37:15,620 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 07:37:15,622 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 07:37:16,000 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-14 07:37:16,000 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 07:37:16,085 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 07:37:16,086 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 07:37:16,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:37:16 BoogieIcfgContainer [2024-10-14 07:37:16,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 07:37:16,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 07:37:16,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 07:37:16,094 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 07:37:16,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:37:14" (1/3) ... [2024-10-14 07:37:16,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e144b9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:37:16, skipping insertion in model container [2024-10-14 07:37:16,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:15" (2/3) ... [2024-10-14 07:37:16,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e144b9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:37:16, skipping insertion in model container [2024-10-14 07:37:16,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:37:16" (3/3) ... [2024-10-14 07:37:16,099 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-12.i [2024-10-14 07:37:16,122 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 07:37:16,122 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 07:37:16,197 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 07:37:16,206 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;@37da8e9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 07:37:16,206 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 07:37:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-10-14 07:37:16,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-14 07:37:16,228 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 07:37:16,229 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 07:37:16,230 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 07:37:16,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 07:37:16,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1169450564, now seen corresponding path program 1 times [2024-10-14 07:37:16,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 07:37:16,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600124327] [2024-10-14 07:37:16,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 07:37:16,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 07:37:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 07:37:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 07:37:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 07:37:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 07:37:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 07:37:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 07:37:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 07:37:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 07:37:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 07:37:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 07:37:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 07:37:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 07:37:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 07:37:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 07:37:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 07:37:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 07:37:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 07:37:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 07:37:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 07:37:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 07:37:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 07:37:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 07:37:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 07:37:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 07:37:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 07:37:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-14 07:37:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 07:37:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 07:37:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 07:37:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-10-14 07:37:16,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 07:37:16,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600124327] [2024-10-14 07:37:16,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600124327] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 07:37:16,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 07:37:16,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 07:37:16,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109511564] [2024-10-14 07:37:16,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 07:37:16,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 07:37:16,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 07:37:16,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 07:37:16,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 07:37:16,801 INFO L87 Difference]: Start difference. First operand has 70 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-14 07:37:16,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 07:37:16,852 INFO L93 Difference]: Finished difference Result 137 states and 247 transitions. [2024-10-14 07:37:16,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 07:37:16,855 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 175 [2024-10-14 07:37:16,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 07:37:16,862 INFO L225 Difference]: With dead ends: 137 [2024-10-14 07:37:16,862 INFO L226 Difference]: Without dead ends: 68 [2024-10-14 07:37:16,868 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 07:37:16,873 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 07:37:16,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 07:37:16,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-10-14 07:37:16,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-10-14 07:37:16,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 37 states have internal predecessors, (47), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-10-14 07:37:16,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 105 transitions. [2024-10-14 07:37:16,923 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 105 transitions. Word has length 175 [2024-10-14 07:37:16,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 07:37:16,923 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 105 transitions. [2024-10-14 07:37:16,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-14 07:37:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2024-10-14 07:37:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-14 07:37:16,927 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 07:37:16,927 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 07:37:16,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 07:37:16,928 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 07:37:16,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 07:37:16,929 INFO L85 PathProgramCache]: Analyzing trace with hash -904133118, now seen corresponding path program 1 times [2024-10-14 07:37:16,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 07:37:16,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744454352] [2024-10-14 07:37:16,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 07:37:16,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 07:37:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 07:37:17,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [64649631] [2024-10-14 07:37:17,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 07:37:17,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 07:37:17,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 07:37:17,344 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) [2024-10-14 07:37:17,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 07:37:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 07:37:17,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 07:37:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 07:37:17,930 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 07:37:17,931 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 07:37:17,934 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 07:37:17,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-14 07:37:18,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 07:37:18,140 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 07:37:18,288 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 07:37:18,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:37:18 BoogieIcfgContainer [2024-10-14 07:37:18,292 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 07:37:18,293 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 07:37:18,293 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 07:37:18,293 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 07:37:18,293 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:37:16" (3/4) ... [2024-10-14 07:37:18,295 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 07:37:18,296 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 07:37:18,297 INFO L158 Benchmark]: Toolchain (without parser) took 3389.04ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 87.6MB in the beginning and 144.8MB in the end (delta: -57.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 07:37:18,297 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 07:37:18,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.48ms. Allocated memory is still 140.5MB. Free memory was 87.1MB in the beginning and 72.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-14 07:37:18,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.86ms. Allocated memory is still 140.5MB. Free memory was 72.3MB in the beginning and 68.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 07:37:18,298 INFO L158 Benchmark]: Boogie Preprocessor took 81.91ms. Allocated memory is still 140.5MB. Free memory was 68.2MB in the beginning and 62.4MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 07:37:18,298 INFO L158 Benchmark]: RCFGBuilder took 627.17ms. Allocated memory is still 140.5MB. Free memory was 62.4MB in the beginning and 106.7MB in the end (delta: -44.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-10-14 07:37:18,299 INFO L158 Benchmark]: TraceAbstraction took 2203.22ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 106.0MB in the beginning and 145.8MB in the end (delta: -39.8MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2024-10-14 07:37:18,299 INFO L158 Benchmark]: Witness Printer took 3.34ms. Allocated memory is still 180.4MB. Free memory was 145.8MB in the beginning and 144.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 07:37:18,301 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.48ms. Allocated memory is still 140.5MB. Free memory was 87.1MB in the beginning and 72.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.86ms. Allocated memory is still 140.5MB. Free memory was 72.3MB in the beginning and 68.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.91ms. Allocated memory is still 140.5MB. Free memory was 68.2MB in the beginning and 62.4MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 627.17ms. Allocated memory is still 140.5MB. Free memory was 62.4MB in the beginning and 106.7MB in the end (delta: -44.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2203.22ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 106.0MB in the beginning and 145.8MB in the end (delta: -39.8MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Witness Printer took 3.34ms. Allocated memory is still 180.4MB. Free memory was 145.8MB in the beginning and 144.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 138, overapproximation of someUnaryDOUBLEoperation at line 38, overapproximation of someBinaryArithmeticDOUBLEoperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 138. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned long int var_1_2 = 10; [L24] unsigned long int var_1_3 = 2; [L25] unsigned long int var_1_4 = 8; [L26] unsigned char var_1_5 = 128; [L27] unsigned char var_1_6 = 10; [L28] unsigned char var_1_7 = 0; [L29] signed long int var_1_8 = 128; [L30] signed long int var_1_9 = 1967984875; [L31] float var_1_10 = 256.625; [L32] float var_1_11 = 24.5; [L33] float var_1_12 = 999999.25; [L34] unsigned char var_1_13 = 1; [L35] unsigned char var_1_14 = 0; [L36] double var_1_15 = 127.3; [L37] float var_1_16 = 15.8; [L38] double var_1_17 = -0.4; [L39] unsigned long int var_1_18 = 8; [L40] unsigned long int var_1_19 = 2366774301; [L41] unsigned char var_1_20 = 0; [L42] signed short int var_1_21 = 5; [L43] signed char var_1_22 = 0; [L44] signed char var_1_23 = 2; [L142] isInitial = 1 [L143] FCALL initially() [L144] COND TRUE 1 [L145] FCALL updateLastVariables() [L146] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_ulong() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L91] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L91] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L92] var_1_3 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L94] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L94] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L95] var_1_4 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L97] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L97] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L98] var_1_5 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L99] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L100] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L100] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L101] var_1_6 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L103] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L103] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L104] var_1_7 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L105] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L106] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=1967984875] [L106] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=1967984875] [L107] var_1_9 = __VERIFIER_nondet_long() [L108] CALL assume_abort_if_not(var_1_9 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L108] RET assume_abort_if_not(var_1_9 >= 1073741822) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L109] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L109] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L110] var_1_11 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L111] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L112] var_1_12 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L113] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L114] var_1_13 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L115] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L116] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L116] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L117] var_1_14 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L118] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L119] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L119] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L120] var_1_16 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L121] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L122] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L122] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L123] var_1_17 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L124] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L125] var_1_19 = __VERIFIER_nondet_ulong() [L126] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L126] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L127] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L127] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L128] var_1_20 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L129] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L130] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L130] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L131] var_1_23 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L132] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L133] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L133] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L146] RET updateVariables() [L147] CALL step() [L48] COND TRUE var_1_2 > (var_1_3 * var_1_4) [L49] var_1_1 = (var_1_5 - (var_1_6 + var_1_7)) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L53] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, stepLocal_0=-255, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=128, var_1_9=2147483646] [L54] COND TRUE (- var_1_3) > stepLocal_0 [L55] var_1_8 = ((var_1_9 - var_1_1) - var_1_5) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] [L57] COND TRUE var_1_4 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) [L58] var_1_10 = ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] [L64] COND TRUE (var_1_12 / var_1_16) >= var_1_10 [L65] var_1_15 = (var_1_17 + 255.5) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=8, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] [L67] unsigned char stepLocal_2 = var_1_20; [L68] unsigned long int stepLocal_1 = var_1_2; VAL [isInitial=1, stepLocal_1=1, stepLocal_2=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=8, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] [L69] COND TRUE var_1_3 > stepLocal_1 [L70] var_1_18 = ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))) VAL [isInitial=1, stepLocal_2=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483650, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] [L78] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L79] unsigned long int stepLocal_3 = var_1_3; VAL [isInitial=1, stepLocal_2=1, stepLocal_3=4294967298, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483650, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] [L80] COND FALSE !(var_1_21 == stepLocal_3) VAL [isInitial=1, stepLocal_2=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483650, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] [L147] RET step() [L148] CALL, EXPR property() [L138-L139] return (((((((var_1_2 > (var_1_3 * var_1_4)) ? (var_1_1 == ((unsigned char) (var_1_5 - (var_1_6 + var_1_7)))) : (var_1_1 == ((unsigned char) ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))))))) && (((- var_1_3) > var_1_6) ? (var_1_8 == ((signed long int) ((var_1_9 - var_1_1) - var_1_5))) : 1)) && ((var_1_4 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) ? (var_1_10 == ((float) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : ((var_1_13 || var_1_14) ? (var_1_10 == ((float) var_1_11)) : 1))) && (((var_1_12 / var_1_16) >= var_1_10) ? (var_1_15 == ((double) (var_1_17 + 255.5))) : 1)) && ((var_1_3 > var_1_2) ? (var_1_18 == ((unsigned long int) ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))))) : ((var_1_20 || (var_1_9 >= var_1_8)) ? (var_1_18 == ((unsigned long int) var_1_6)) : (var_1_18 == ((unsigned long int) var_1_7))))) && (var_1_21 == ((signed short int) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))) && ((var_1_21 == var_1_3) ? ((! var_1_20) ? (var_1_22 == ((signed char) ((((var_1_6) > ((5 - var_1_7))) ? (var_1_6) : ((5 - var_1_7)))))) : (var_1_22 == ((signed char) (var_1_7 + var_1_23)))) : 1) ; [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483650, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-2147483650, var_1_19=-2147483649, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=4294967298, var_1_4=0, var_1_5=-258, var_1_6=-255, var_1_7=-449, var_1_8=2147483202, var_1_9=2147483646] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 102 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 102 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 525 NumberOfCodeBlocks, 525 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 174 ConstructedInterpolants, 0 QuantifiedInterpolants, 174 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1624/1624 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 [2024-10-14 07:37:18,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 07:37:20,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 07:37:20,734 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 07:37:20,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 07:37:20,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 07:37:20,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 07:37:20,778 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 07:37:20,778 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 07:37:20,779 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 07:37:20,779 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 07:37:20,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 07:37:20,780 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 07:37:20,780 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 07:37:20,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 07:37:20,781 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 07:37:20,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 07:37:20,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 07:37:20,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 07:37:20,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 07:37:20,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 07:37:20,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 07:37:20,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 07:37:20,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 07:37:20,787 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 07:37:20,787 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 07:37:20,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 07:37:20,787 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 07:37:20,788 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 07:37:20,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 07:37:20,788 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 07:37:20,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 07:37:20,789 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 07:37:20,793 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 07:37:20,794 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 07:37:20,794 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 07:37:20,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 07:37:20,794 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 07:37:20,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 07:37:20,795 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 07:37:20,795 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 07:37:20,795 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 07:37:20,797 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 07:37:20,797 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 07:37:20,797 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 07:37:20,797 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 07:37:20,798 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bc7ef909b955d94cc33c7c480daf26416e1dc6ff5b14c1fd090d6520efcf759 [2024-10-14 07:37:21,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 07:37:21,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 07:37:21,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 07:37:21,190 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 07:37:21,191 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 07:37:21,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2024-10-14 07:37:22,722 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 07:37:22,970 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 07:37:22,971 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i [2024-10-14 07:37:22,989 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2112eb77d/411f16c87f024108934c61405c5c9426/FLAGdfede3fdb [2024-10-14 07:37:23,008 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2112eb77d/411f16c87f024108934c61405c5c9426 [2024-10-14 07:37:23,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 07:37:23,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 07:37:23,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 07:37:23,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 07:37:23,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 07:37:23,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e8b1e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23, skipping insertion in model container [2024-10-14 07:37:23,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,060 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 07:37:23,239 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2024-10-14 07:37:23,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 07:37:23,351 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 07:37:23,365 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-12.i[917,930] [2024-10-14 07:37:23,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 07:37:23,443 INFO L204 MainTranslator]: Completed translation [2024-10-14 07:37:23,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23 WrapperNode [2024-10-14 07:37:23,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 07:37:23,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 07:37:23,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 07:37:23,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 07:37:23,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,512 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2024-10-14 07:37:23,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 07:37:23,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 07:37:23,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 07:37:23,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 07:37:23,526 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,532 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,556 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]. [2024-10-14 07:37:23,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 07:37:23,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 07:37:23,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 07:37:23,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 07:37:23,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (1/1) ... [2024-10-14 07:37:23,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 07:37:23,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 07:37:23,632 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) [2024-10-14 07:37:23,635 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 [2024-10-14 07:37:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 07:37:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 07:37:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 07:37:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 07:37:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 07:37:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 07:37:23,767 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 07:37:23,770 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 07:37:28,417 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-14 07:37:28,417 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 07:37:28,474 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 07:37:28,474 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 07:37:28,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:37:28 BoogieIcfgContainer [2024-10-14 07:37:28,475 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 07:37:28,482 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 07:37:28,482 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 07:37:28,490 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 07:37:28,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:37:23" (1/3) ... [2024-10-14 07:37:28,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3090f801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:37:28, skipping insertion in model container [2024-10-14 07:37:28,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:37:23" (2/3) ... [2024-10-14 07:37:28,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3090f801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:37:28, skipping insertion in model container [2024-10-14 07:37:28,494 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:37:28" (3/3) ... [2024-10-14 07:37:28,495 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-12.i [2024-10-14 07:37:28,514 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 07:37:28,515 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 07:37:28,607 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 07:37:28,619 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;@4d83de9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 07:37:28,620 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 07:37:28,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-10-14 07:37:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-14 07:37:28,642 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 07:37:28,643 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 07:37:28,644 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 07:37:28,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 07:37:28,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1169450564, now seen corresponding path program 1 times [2024-10-14 07:37:28,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 07:37:28,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [253936446] [2024-10-14 07:37:28,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 07:37:28,670 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 [2024-10-14 07:37:28,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 07:37:28,674 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) [2024-10-14 07:37:28,675 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 [2024-10-14 07:37:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:29,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 07:37:29,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 07:37:29,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-10-14 07:37:29,306 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 07:37:29,309 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 07:37:29,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [253936446] [2024-10-14 07:37:29,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [253936446] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 07:37:29,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 07:37:29,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 07:37:29,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809613890] [2024-10-14 07:37:29,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 07:37:29,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 07:37:29,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 07:37:29,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 07:37:29,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 07:37:29,363 INFO L87 Difference]: Start difference. First operand has 70 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-14 07:37:32,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 07:37:32,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 07:37:32,215 INFO L93 Difference]: Finished difference Result 137 states and 247 transitions. [2024-10-14 07:37:32,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 07:37:32,246 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 175 [2024-10-14 07:37:32,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 07:37:32,253 INFO L225 Difference]: With dead ends: 137 [2024-10-14 07:37:32,253 INFO L226 Difference]: Without dead ends: 68 [2024-10-14 07:37:32,256 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 07:37:32,260 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-10-14 07:37:32,261 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-14 07:37:32,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-10-14 07:37:32,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-10-14 07:37:32,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 37 states have (on average 1.2702702702702702) internal successors, (47), 37 states have internal predecessors, (47), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-10-14 07:37:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 105 transitions. [2024-10-14 07:37:32,307 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 105 transitions. Word has length 175 [2024-10-14 07:37:32,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 07:37:32,308 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 105 transitions. [2024-10-14 07:37:32,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-14 07:37:32,309 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2024-10-14 07:37:32,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-14 07:37:32,312 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 07:37:32,312 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 07:37:32,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-14 07:37:32,518 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 [2024-10-14 07:37:32,519 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 07:37:32,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 07:37:32,520 INFO L85 PathProgramCache]: Analyzing trace with hash -904133118, now seen corresponding path program 1 times [2024-10-14 07:37:32,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 07:37:32,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1597383448] [2024-10-14 07:37:32,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 07:37:32,521 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 [2024-10-14 07:37:32,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 07:37:32,523 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) [2024-10-14 07:37:32,524 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 [2024-10-14 07:37:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 07:37:33,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-10-14 07:37:33,146 INFO L278 TraceCheckSpWp]: Computing forward predicates...