./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_normal_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 8b032f5a857a45b1c2a35099704c59a34a967b916e033a3209200697cb561766 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 07:23:58,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 07:23:58,860 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 07:23:58,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 07:23:58,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 07:23:58,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 07:23:58,906 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 07:23:58,907 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 07:23:58,907 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 07:23:58,908 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 07:23:58,908 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 07:23:58,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 07:23:58,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 07:23:58,920 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 07:23:58,921 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 07:23:58,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 07:23:58,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 07:23:58,921 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 07:23:58,921 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 07:23:58,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 07:23:58,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 07:23:58,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 07:23:58,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 07:23:58,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 07:23:58,925 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 07:23:58,925 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 07:23:58,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 07:23:58,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 07:23:58,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 07:23:58,926 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 07:23:58,926 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 07:23:58,926 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 07:23:58,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:23:58,926 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 07:23:58,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 07:23:58,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 07:23:58,927 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 07:23:58,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 07:23:58,927 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 07:23:58,927 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 07:23:58,927 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 07:23:58,928 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 07:23:58,928 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b032f5a857a45b1c2a35099704c59a34a967b916e033a3209200697cb561766 [2024-10-11 07:23:59,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 07:23:59,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 07:23:59,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 07:23:59,159 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 07:23:59,159 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 07:23:59,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i [2024-10-11 07:24:00,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 07:24:00,520 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 07:24:00,521 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i [2024-10-11 07:24:00,529 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6947e0ed1/5e07f39eea834a3691f0cf2d9c791ac5/FLAG0720aa751 [2024-10-11 07:24:00,922 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6947e0ed1/5e07f39eea834a3691f0cf2d9c791ac5 [2024-10-11 07:24:00,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 07:24:00,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 07:24:00,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 07:24:00,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 07:24:00,934 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 07:24:00,935 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:24:00" (1/1) ... [2024-10-11 07:24:00,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bad6594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:00, skipping insertion in model container [2024-10-11 07:24:00,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:24:00" (1/1) ... [2024-10-11 07:24:00,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 07:24:01,096 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_normal_file-67.i[913,926] [2024-10-11 07:24:01,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:24:01,164 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 07:24:01,175 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_normal_file-67.i[913,926] [2024-10-11 07:24:01,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:24:01,216 INFO L204 MainTranslator]: Completed translation [2024-10-11 07:24:01,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01 WrapperNode [2024-10-11 07:24:01,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 07:24:01,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 07:24:01,218 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 07:24:01,218 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 07:24:01,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,256 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-10-11 07:24:01,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 07:24:01,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 07:24:01,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 07:24:01,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 07:24:01,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,269 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,282 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]. [2024-10-11 07:24:01,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 07:24:01,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 07:24:01,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 07:24:01,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 07:24:01,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (1/1) ... [2024-10-11 07:24:01,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:24:01,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:24:01,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 07:24:01,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 07:24:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 07:24:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 07:24:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 07:24:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 07:24:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 07:24:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 07:24:01,457 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 07:24:01,459 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 07:24:01,724 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-10-11 07:24:01,724 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 07:24:01,755 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 07:24:01,756 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 07:24:01,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:24:01 BoogieIcfgContainer [2024-10-11 07:24:01,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 07:24:01,759 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 07:24:01,759 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 07:24:01,762 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 07:24:01,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 07:24:00" (1/3) ... [2024-10-11 07:24:01,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6676a7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:24:01, skipping insertion in model container [2024-10-11 07:24:01,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:01" (2/3) ... [2024-10-11 07:24:01,763 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6676a7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:24:01, skipping insertion in model container [2024-10-11 07:24:01,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:24:01" (3/3) ... [2024-10-11 07:24:01,763 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-67.i [2024-10-11 07:24:01,775 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 07:24:01,775 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 07:24:01,824 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 07:24:01,829 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;@41c95138, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 07:24:01,830 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 07:24:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-10-11 07:24:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-10-11 07:24:01,848 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:24:01,849 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:24:01,850 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:24:01,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:24:01,855 INFO L85 PathProgramCache]: Analyzing trace with hash 698412430, now seen corresponding path program 1 times [2024-10-11 07:24:01,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:24:01,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387916751] [2024-10-11 07:24:01,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:24:01,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:24:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 07:24:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 07:24:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 07:24:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 07:24:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 07:24:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 07:24:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 07:24:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 07:24:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 07:24:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 07:24:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-11 07:24:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 07:24:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 07:24:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 07:24:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 07:24:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 07:24:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 07:24:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 07:24:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 07:24:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 07:24:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 07:24:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 07:24:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 07:24:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 07:24:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 07:24:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 07:24:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 07:24:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 07:24:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-10-11 07:24:02,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 07:24:02,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387916751] [2024-10-11 07:24:02,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387916751] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 07:24:02,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690491514] [2024-10-11 07:24:02,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:24:02,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 07:24:02,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:24:02,970 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 07:24:02,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 07:24:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:03,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 07:24:03,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 07:24:03,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2024-10-11 07:24:03,374 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 07:24:03,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-10-11 07:24:03,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690491514] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 07:24:03,663 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 07:24:03,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-10-11 07:24:03,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105369500] [2024-10-11 07:24:03,666 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 07:24:03,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 07:24:03,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 07:24:03,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 07:24:03,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-11 07:24:03,694 INFO L87 Difference]: Start difference. First operand has 80 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-10-11 07:24:04,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:24:04,006 INFO L93 Difference]: Finished difference Result 161 states and 283 transitions. [2024-10-11 07:24:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 07:24:04,008 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 168 [2024-10-11 07:24:04,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:24:04,016 INFO L225 Difference]: With dead ends: 161 [2024-10-11 07:24:04,016 INFO L226 Difference]: Without dead ends: 82 [2024-10-11 07:24:04,020 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 388 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2024-10-11 07:24:04,023 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 154 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 07:24:04,025 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 169 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 07:24:04,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-10-11 07:24:04,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 80. [2024-10-11 07:24:04,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 49 states have (on average 1.2448979591836735) internal successors, (61), 49 states have internal predecessors, (61), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-10-11 07:24:04,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2024-10-11 07:24:04,067 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 168 [2024-10-11 07:24:04,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:24:04,068 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2024-10-11 07:24:04,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 10 states have internal predecessors, (50), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-10-11 07:24:04,069 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2024-10-11 07:24:04,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-10-11 07:24:04,071 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:24:04,072 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:24:04,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 07:24:04,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-10-11 07:24:04,273 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:24:04,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:24:04,274 INFO L85 PathProgramCache]: Analyzing trace with hash -710583868, now seen corresponding path program 1 times [2024-10-11 07:24:04,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 07:24:04,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528513876] [2024-10-11 07:24:04,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:24:04,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 07:24:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 07:24:04,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1940747190] [2024-10-11 07:24:04,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:24:04,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 07:24:04,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:24:04,351 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 07:24:04,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 07:24:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 07:24:04,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 07:24:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 07:24:04,532 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 07:24:04,532 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 07:24:04,533 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 07:24:04,549 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-11 07:24:04,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 07:24:04,738 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-11 07:24:04,829 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 07:24:04,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 07:24:04 BoogieIcfgContainer [2024-10-11 07:24:04,832 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 07:24:04,832 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 07:24:04,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 07:24:04,832 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 07:24:04,833 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:24:01" (3/4) ... [2024-10-11 07:24:04,834 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 07:24:04,835 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 07:24:04,835 INFO L158 Benchmark]: Toolchain (without parser) took 3910.37ms. Allocated memory was 134.2MB in the beginning and 245.4MB in the end (delta: 111.1MB). Free memory was 66.3MB in the beginning and 105.8MB in the end (delta: -39.5MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2024-10-11 07:24:04,836 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 07:24:04,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.30ms. Allocated memory was 134.2MB in the beginning and 203.4MB in the end (delta: 69.2MB). Free memory was 66.0MB in the beginning and 164.8MB in the end (delta: -98.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-10-11 07:24:04,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.23ms. Allocated memory is still 203.4MB. Free memory was 164.8MB in the beginning and 161.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 07:24:04,837 INFO L158 Benchmark]: Boogie Preprocessor took 50.50ms. Allocated memory is still 203.4MB. Free memory was 161.8MB in the beginning and 157.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 07:24:04,837 INFO L158 Benchmark]: RCFGBuilder took 449.01ms. Allocated memory is still 203.4MB. Free memory was 157.6MB in the beginning and 131.5MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-11 07:24:04,837 INFO L158 Benchmark]: TraceAbstraction took 3072.69ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 131.5MB in the beginning and 105.8MB in the end (delta: 25.8MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2024-10-11 07:24:04,838 INFO L158 Benchmark]: Witness Printer took 2.91ms. Allocated memory is still 245.4MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 07:24:04,839 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.30ms. Allocated memory was 134.2MB in the beginning and 203.4MB in the end (delta: 69.2MB). Free memory was 66.0MB in the beginning and 164.8MB in the end (delta: -98.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.23ms. Allocated memory is still 203.4MB. Free memory was 164.8MB in the beginning and 161.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.50ms. Allocated memory is still 203.4MB. Free memory was 161.8MB in the beginning and 157.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 449.01ms. Allocated memory is still 203.4MB. Free memory was 157.6MB in the beginning and 131.5MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3072.69ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 131.5MB in the beginning and 105.8MB in the end (delta: 25.8MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Witness Printer took 2.91ms. Allocated memory is still 245.4MB. Free memory is still 105.8MB. 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 135, overapproximation of someBinaryDOUBLEComparisonOperation at line 135, overapproximation of someUnaryFLOAToperation at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] signed long int var_1_2 = 100; [L24] unsigned char var_1_3 = 1; [L25] signed long int var_1_4 = 25; [L26] signed long int var_1_5 = 10; [L27] unsigned char var_1_6 = 1; [L28] float var_1_7 = 7.5; [L29] signed long int var_1_8 = -1000; [L30] float var_1_9 = 9.25; [L31] float var_1_10 = 64.5; [L32] float var_1_11 = 16.25; [L33] signed char var_1_12 = 2; [L34] signed char var_1_13 = 8; [L35] signed char var_1_14 = 0; [L36] float var_1_15 = 0.6; [L37] signed char var_1_16 = 32; [L38] unsigned short int var_1_17 = 2; [L39] unsigned char var_1_18 = 1; [L40] unsigned short int var_1_19 = 63241; [L41] unsigned short int var_1_20 = 58697; [L42] unsigned short int var_1_21 = 25516; [L43] unsigned long int var_1_22 = 3301682525; [L139] isInitial = 1 [L140] FCALL initially() [L141] COND TRUE 1 [L142] FCALL updateLastVariables() [L143] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_long() [L89] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L89] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L90] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L90] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L91] var_1_4 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L92] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L93] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L93] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L94] var_1_5 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L95] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L96] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L96] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] var_1_6 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L98] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L99] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L99] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] var_1_8 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L101] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L102] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L102] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L103] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L103] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=37/4] [L104] var_1_9 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L105] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L106] var_1_10 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L107] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L108] var_1_11 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L109] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L110] var_1_13 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L111] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L112] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L112] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L113] var_1_14 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L114] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L115] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L115] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L116] var_1_18 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L117] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L118] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L118] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L119] var_1_19 = __VERIFIER_nondet_ushort() [L120] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L120] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L121] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L121] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L122] var_1_20 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L123] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L124] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L124] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L125] var_1_21 = __VERIFIER_nondet_ushort() [L126] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L126] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L127] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L127] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=3301682525, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L128] var_1_22 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L129] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L130] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L130] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L143] RET updateVariables() [L144] CALL step() [L47] COND FALSE !(50 != var_1_2) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L50] var_1_3 = (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L51] COND FALSE !(((var_1_2 + 100) / var_1_8) >= var_1_5) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151] [L58] var_1_12 = (var_1_13 - var_1_14) [L59] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=0] [L60] COND FALSE !(var_1_1 > (var_1_11 + var_1_7)) VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=0] [L69] COND TRUE \read(var_1_3) VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=0] [L70] COND TRUE \read(var_1_6) VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=0] [L71] COND TRUE \read(var_1_18) [L72] var_1_17 = var_1_14 VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=0] [L144] RET step() [L145] CALL, EXPR property() [L135] EXPR ((((((50 != var_1_2) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6)))) && ((((var_1_2 + 100) / var_1_8) >= var_1_5) ? ((var_1_3 || (var_1_5 > (var_1_4 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((var_1_1 > (var_1_11 + var_1_7)) ? ((var_1_14 < (((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) | var_1_2)) ? (var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=0] [L135-L136] return (((((((50 != var_1_2) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6)))) && ((((var_1_2 + 100) / var_1_8) >= var_1_5) ? ((var_1_3 || (var_1_5 > (var_1_4 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((var_1_1 > (var_1_11 + var_1_7)) ? ((var_1_14 < (((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) | var_1_2)) ? (var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (var_1_3 ? (var_1_6 ? (var_1_18 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((var_1_15 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=-40961, var_1_22=2147483647, var_1_2=50, var_1_3=1, var_1_4=1, var_1_5=1, var_1_6=1, var_1_7=15/2, var_1_8=151, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 2, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 154 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 154 mSDsluCounter, 169 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 94 mSDsCounter, 131 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 182 IncrementalHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 131 mSolverCounterUnsat, 75 mSDtfsCounter, 182 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 404 GetRequests, 388 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 676 NumberOfCodeBlocks, 676 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 501 ConstructedInterpolants, 0 QuantifiedInterpolants, 2161 SizeOfPredicates, 8 NumberOfNonLiveVariables, 364 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 4347/4536 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 [2024-10-11 07:24:04,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 8b032f5a857a45b1c2a35099704c59a34a967b916e033a3209200697cb561766 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 07:24:06,694 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 07:24:06,744 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-11 07:24:06,747 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 07:24:06,748 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 07:24:06,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 07:24:06,776 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 07:24:06,777 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 07:24:06,777 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 07:24:06,777 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 07:24:06,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 07:24:06,778 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 07:24:06,778 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 07:24:06,778 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 07:24:06,778 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 07:24:06,779 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 07:24:06,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 07:24:06,781 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 07:24:06,781 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 07:24:06,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 07:24:06,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 07:24:06,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 07:24:06,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 07:24:06,782 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 07:24:06,782 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 07:24:06,783 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 07:24:06,783 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 07:24:06,783 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 07:24:06,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 07:24:06,784 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 07:24:06,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 07:24:06,784 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 07:24:06,784 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 07:24:06,784 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 07:24:06,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:24:06,785 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 07:24:06,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 07:24:06,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 07:24:06,785 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 07:24:06,785 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 07:24:06,785 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 07:24:06,786 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 07:24:06,786 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 07:24:06,786 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 07:24:06,786 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 07:24:06,786 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b032f5a857a45b1c2a35099704c59a34a967b916e033a3209200697cb561766 [2024-10-11 07:24:07,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 07:24:07,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 07:24:07,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 07:24:07,064 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 07:24:07,065 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 07:24:07,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i [2024-10-11 07:24:08,302 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 07:24:08,476 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 07:24:08,477 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-67.i [2024-10-11 07:24:08,486 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/2c612687e/c8cff58d8b7d4f8f84a2dde04a53bff5/FLAGce952ff76 [2024-10-11 07:24:08,867 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/2c612687e/c8cff58d8b7d4f8f84a2dde04a53bff5 [2024-10-11 07:24:08,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 07:24:08,870 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 07:24:08,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 07:24:08,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 07:24:08,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 07:24:08,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:24:08" (1/1) ... [2024-10-11 07:24:08,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e3d869d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:08, skipping insertion in model container [2024-10-11 07:24:08,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 07:24:08" (1/1) ... [2024-10-11 07:24:08,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 07:24:09,040 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_normal_file-67.i[913,926] [2024-10-11 07:24:09,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:24:09,113 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 07:24:09,124 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_normal_file-67.i[913,926] [2024-10-11 07:24:09,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 07:24:09,167 INFO L204 MainTranslator]: Completed translation [2024-10-11 07:24:09,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09 WrapperNode [2024-10-11 07:24:09,168 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 07:24:09,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 07:24:09,169 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 07:24:09,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 07:24:09,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,221 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152 [2024-10-11 07:24:09,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 07:24:09,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 07:24:09,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 07:24:09,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 07:24:09,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,240 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,252 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]. [2024-10-11 07:24:09,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 07:24:09,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 07:24:09,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 07:24:09,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 07:24:09,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (1/1) ... [2024-10-11 07:24:09,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 07:24:09,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 07:24:09,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 07:24:09,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 07:24:09,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 07:24:09,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-11 07:24:09,337 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 07:24:09,337 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 07:24:09,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 07:24:09,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 07:24:09,403 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 07:24:09,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 07:24:10,428 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-11 07:24:10,428 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 07:24:10,472 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 07:24:10,473 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 07:24:10,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:24:10 BoogieIcfgContainer [2024-10-11 07:24:10,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 07:24:10,476 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 07:24:10,476 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 07:24:10,478 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 07:24:10,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 07:24:08" (1/3) ... [2024-10-11 07:24:10,479 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@129e974a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:24:10, skipping insertion in model container [2024-10-11 07:24:10,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 07:24:09" (2/3) ... [2024-10-11 07:24:10,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@129e974a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 07:24:10, skipping insertion in model container [2024-10-11 07:24:10,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 07:24:10" (3/3) ... [2024-10-11 07:24:10,482 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-67.i [2024-10-11 07:24:10,494 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 07:24:10,495 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 07:24:10,546 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 07:24:10,551 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;@123f3fbe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 07:24:10,552 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 07:24:10,555 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 39 states have internal predecessors, (54), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-10-11 07:24:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-10-11 07:24:10,570 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:24:10,570 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:24:10,571 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:24:10,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:24:10,577 INFO L85 PathProgramCache]: Analyzing trace with hash 282924260, now seen corresponding path program 1 times [2024-10-11 07:24:10,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 07:24:10,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [980226721] [2024-10-11 07:24:10,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:24:10,591 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 [2024-10-11 07:24:10,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 07:24:10,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 07:24:10,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 07:24:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:10,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-11 07:24:10,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 07:24:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 774 proven. 0 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2024-10-11 07:24:10,927 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 07:24:10,928 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 07:24:10,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [980226721] [2024-10-11 07:24:10,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [980226721] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 07:24:10,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 07:24:10,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 07:24:10,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729513203] [2024-10-11 07:24:10,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 07:24:10,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 07:24:10,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 07:24:10,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 07:24:10,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 07:24:10,954 INFO L87 Difference]: Start difference. First operand has 69 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 39 states have internal predecessors, (54), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-10-11 07:24:11,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:24:11,419 INFO L93 Difference]: Finished difference Result 135 states and 246 transitions. [2024-10-11 07:24:11,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 07:24:11,444 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 166 [2024-10-11 07:24:11,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:24:11,449 INFO L225 Difference]: With dead ends: 135 [2024-10-11 07:24:11,449 INFO L226 Difference]: Without dead ends: 67 [2024-10-11 07:24:11,452 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 07:24:11,455 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 07:24:11,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 07:24:11,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-10-11 07:24:11,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-10-11 07:24:11,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 37 states have internal predecessors, (49), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-10-11 07:24:11,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 105 transitions. [2024-10-11 07:24:11,490 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 105 transitions. Word has length 166 [2024-10-11 07:24:11,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:24:11,491 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 105 transitions. [2024-10-11 07:24:11,491 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-10-11 07:24:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2024-10-11 07:24:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-10-11 07:24:11,496 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:24:11,496 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:24:11,506 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 07:24:11,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 07:24:11,698 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:24:11,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:24:11,699 INFO L85 PathProgramCache]: Analyzing trace with hash -10620580, now seen corresponding path program 1 times [2024-10-11 07:24:11,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 07:24:11,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2093580017] [2024-10-11 07:24:11,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:24:11,700 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 [2024-10-11 07:24:11,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 07:24:11,702 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/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) [2024-10-11 07:24:11,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 07:24:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:12,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 07:24:12,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 07:24:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2024-10-11 07:24:12,464 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 07:24:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-10-11 07:24:12,839 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 07:24:12,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2093580017] [2024-10-11 07:24:12,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2093580017] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 07:24:12,839 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-11 07:24:12,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-10-11 07:24:12,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775623134] [2024-10-11 07:24:12,839 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-11 07:24:12,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 07:24:12,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 07:24:12,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 07:24:12,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-11 07:24:12,846 INFO L87 Difference]: Start difference. First operand 67 states and 105 transitions. Second operand has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-10-11 07:24:14,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-11 07:24:14,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 07:24:14,451 INFO L93 Difference]: Finished difference Result 137 states and 210 transitions. [2024-10-11 07:24:14,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 07:24:14,469 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 166 [2024-10-11 07:24:14,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 07:24:14,472 INFO L225 Difference]: With dead ends: 137 [2024-10-11 07:24:14,472 INFO L226 Difference]: Without dead ends: 71 [2024-10-11 07:24:14,473 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 323 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2024-10-11 07:24:14,474 INFO L432 NwaCegarLoop]: 59 mSDtfsCounter, 153 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-11 07:24:14,474 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 120 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-11 07:24:14,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-10-11 07:24:14,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2024-10-11 07:24:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 38 states have internal predecessors, (44), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-10-11 07:24:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 100 transitions. [2024-10-11 07:24:14,490 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 100 transitions. Word has length 166 [2024-10-11 07:24:14,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 07:24:14,491 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 100 transitions. [2024-10-11 07:24:14,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-10-11 07:24:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions. [2024-10-11 07:24:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-10-11 07:24:14,493 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 07:24:14,493 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 07:24:14,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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)] Ended with exit code 0 [2024-10-11 07:24:14,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-clean/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 [2024-10-11 07:24:14,694 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 07:24:14,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 07:24:14,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1857746322, now seen corresponding path program 1 times [2024-10-11 07:24:14,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 07:24:14,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1408640700] [2024-10-11 07:24:14,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 07:24:14,696 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 [2024-10-11 07:24:14,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 07:24:14,699 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/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) [2024-10-11 07:24:14,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-11 07:24:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 07:24:14,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-11 07:24:14,915 INFO L278 TraceCheckSpWp]: Computing forward predicates...