./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4d8b25be12ac7c0f83971829851a1917a680012c727d89f67306d428382fca6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 05:57:08,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 05:57:08,547 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 05:57:08,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 05:57:08,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 05:57:08,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 05:57:08,598 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 05:57:08,598 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 05:57:08,599 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 05:57:08,603 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 05:57:08,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 05:57:08,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 05:57:08,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 05:57:08,604 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 05:57:08,605 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 05:57:08,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 05:57:08,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 05:57:08,605 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 05:57:08,606 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 05:57:08,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 05:57:08,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 05:57:08,609 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 05:57:08,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 05:57:08,609 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 05:57:08,610 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 05:57:08,610 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 05:57:08,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 05:57:08,610 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 05:57:08,611 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 05:57:08,611 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 05:57:08,611 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 05:57:08,611 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 05:57:08,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 05:57:08,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 05:57:08,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 05:57:08,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 05:57:08,613 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 05:57:08,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 05:57:08,613 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 05:57:08,613 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 05:57:08,613 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 05:57:08,615 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 05:57:08,615 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d8b25be12ac7c0f83971829851a1917a680012c727d89f67306d428382fca6 [2024-11-10 05:57:08,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 05:57:08,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 05:57:09,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 05:57:09,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 05:57:09,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 05:57:09,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i [2024-11-10 05:57:10,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 05:57:10,746 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 05:57:10,747 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i [2024-11-10 05:57:10,757 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8657ec13/0c5e8f3f75a646ec8885d8e747eae426/FLAG6c7587826 [2024-11-10 05:57:10,771 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8657ec13/0c5e8f3f75a646ec8885d8e747eae426 [2024-11-10 05:57:10,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 05:57:10,774 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 05:57:10,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 05:57:10,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 05:57:10,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 05:57:10,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:57:10" (1/1) ... [2024-11-10 05:57:10,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc33e1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:10, skipping insertion in model container [2024-11-10 05:57:10,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:57:10" (1/1) ... [2024-11-10 05:57:10,815 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 05:57:11,008 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i[919,932] [2024-11-10 05:57:11,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 05:57:11,102 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 05:57:11,119 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i[919,932] [2024-11-10 05:57:11,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 05:57:11,195 INFO L204 MainTranslator]: Completed translation [2024-11-10 05:57:11,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11 WrapperNode [2024-11-10 05:57:11,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 05:57:11,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 05:57:11,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 05:57:11,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 05:57:11,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,222 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,264 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2024-11-10 05:57:11,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 05:57:11,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 05:57:11,265 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 05:57:11,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 05:57:11,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,287 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,315 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 05:57:11,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,340 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 05:57:11,368 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 05:57:11,368 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 05:57:11,368 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 05:57:11,369 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (1/1) ... [2024-11-10 05:57:11,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 05:57:11,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 05:57:11,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 05:57:11,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 05:57:11,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 05:57:11,498 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 05:57:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 05:57:11,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 05:57:11,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 05:57:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 05:57:11,635 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 05:57:11,636 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 05:57:12,061 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L168: havoc property_#t~ite19#1;havoc property_#t~bitwise18#1;havoc property_#t~short20#1; [2024-11-10 05:57:12,100 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-10 05:57:12,101 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 05:57:12,133 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 05:57:12,133 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 05:57:12,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:57:12 BoogieIcfgContainer [2024-11-10 05:57:12,134 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 05:57:12,138 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 05:57:12,138 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 05:57:12,142 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 05:57:12,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:57:10" (1/3) ... [2024-11-10 05:57:12,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f572058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:57:12, skipping insertion in model container [2024-11-10 05:57:12,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:11" (2/3) ... [2024-11-10 05:57:12,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f572058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:57:12, skipping insertion in model container [2024-11-10 05:57:12,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:57:12" (3/3) ... [2024-11-10 05:57:12,148 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i [2024-11-10 05:57:12,167 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 05:57:12,168 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 05:57:12,252 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 05:57:12,258 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;@4b0b9646, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 05:57:12,258 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 05:57:12,263 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 64 states have internal predecessors, (91), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-10 05:57:12,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-10 05:57:12,274 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:57:12,275 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:57:12,276 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:57:12,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:57:12,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1690286231, now seen corresponding path program 1 times [2024-11-10 05:57:12,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:57:12,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622762906] [2024-11-10 05:57:12,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:57:12,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:57:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:57:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:57:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:57:12,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:57:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:57:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:57:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:57:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:57:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:57:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:57:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:57:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:57:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:57:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:57:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:57:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 05:57:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 05:57:12,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 05:57:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 05:57:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 05:57:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 05:57:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:12,830 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-10 05:57:12,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:57:12,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622762906] [2024-11-10 05:57:12,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622762906] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:57:12,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:57:12,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 05:57:12,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162603729] [2024-11-10 05:57:12,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:57:12,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 05:57:12,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:57:12,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 05:57:12,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 05:57:12,874 INFO L87 Difference]: Start difference. First operand has 87 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 64 states have internal predecessors, (91), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-10 05:57:12,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:57:12,928 INFO L93 Difference]: Finished difference Result 166 states and 280 transitions. [2024-11-10 05:57:12,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 05:57:12,935 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 144 [2024-11-10 05:57:12,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:57:12,942 INFO L225 Difference]: With dead ends: 166 [2024-11-10 05:57:12,943 INFO L226 Difference]: Without dead ends: 82 [2024-11-10 05:57:12,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 05:57:12,950 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 05:57:12,951 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 05:57:12,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-10 05:57:12,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-10 05:57:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 59 states have internal predecessors, (82), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-10 05:57:12,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2024-11-10 05:57:13,000 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 144 [2024-11-10 05:57:13,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:57:13,001 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2024-11-10 05:57:13,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-10 05:57:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2024-11-10 05:57:13,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-10 05:57:13,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:57:13,006 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:57:13,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 05:57:13,007 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:57:13,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:57:13,008 INFO L85 PathProgramCache]: Analyzing trace with hash 891319593, now seen corresponding path program 1 times [2024-11-10 05:57:13,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:57:13,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702418692] [2024-11-10 05:57:13,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:57:13,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:57:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:57:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:57:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:57:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:57:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:57:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:57:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:57:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:57:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:57:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:57:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:57:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:57:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:57:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:57:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:57:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-10 05:57:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 05:57:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 05:57:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 05:57:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 05:57:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 05:57:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:13,432 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-10 05:57:13,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:57:13,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702418692] [2024-11-10 05:57:13,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702418692] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:57:13,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:57:13,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 05:57:13,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404946193] [2024-11-10 05:57:13,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:57:13,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 05:57:13,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:57:13,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 05:57:13,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 05:57:13,441 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-10 05:57:13,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:57:13,581 INFO L93 Difference]: Finished difference Result 200 states and 303 transitions. [2024-11-10 05:57:13,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 05:57:13,583 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 145 [2024-11-10 05:57:13,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:57:13,590 INFO L225 Difference]: With dead ends: 200 [2024-11-10 05:57:13,590 INFO L226 Difference]: Without dead ends: 121 [2024-11-10 05:57:13,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 05:57:13,594 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 51 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 05:57:13,595 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 202 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 05:57:13,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-10 05:57:13,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 98. [2024-11-10 05:57:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-10 05:57:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 149 transitions. [2024-11-10 05:57:13,623 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 149 transitions. Word has length 145 [2024-11-10 05:57:13,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:57:13,626 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 149 transitions. [2024-11-10 05:57:13,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-10 05:57:13,627 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2024-11-10 05:57:13,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-10 05:57:13,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:57:13,632 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:57:13,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 05:57:13,632 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:57:13,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:57:13,634 INFO L85 PathProgramCache]: Analyzing trace with hash 588950001, now seen corresponding path program 1 times [2024-11-10 05:57:13,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:57:13,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843417312] [2024-11-10 05:57:13,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:57:13,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:57:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-10 05:57:13,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1910097977] [2024-11-10 05:57:13,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:57:13,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 05:57:13,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 05:57:13,869 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 05:57:13,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 05:57:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 05:57:14,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 05:57:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 05:57:14,229 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 05:57:14,230 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 05:57:14,232 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-10 05:57:14,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-10 05:57:14,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 05:57:14,438 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-10 05:57:14,625 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 05:57:14,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:57:14 BoogieIcfgContainer [2024-11-10 05:57:14,630 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 05:57:14,631 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 05:57:14,631 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 05:57:14,631 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 05:57:14,632 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:57:12" (3/4) ... [2024-11-10 05:57:14,635 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 05:57:14,636 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 05:57:14,639 INFO L158 Benchmark]: Toolchain (without parser) took 3862.53ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 116.3MB in the beginning and 149.2MB in the end (delta: -33.0MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2024-11-10 05:57:14,640 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 151.0MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 05:57:14,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.87ms. Allocated memory is still 151.0MB. Free memory was 115.6MB in the beginning and 98.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-10 05:57:14,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.78ms. Allocated memory is still 151.0MB. Free memory was 98.8MB in the beginning and 93.9MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 05:57:14,642 INFO L158 Benchmark]: Boogie Preprocessor took 101.72ms. Allocated memory is still 151.0MB. Free memory was 93.9MB in the beginning and 87.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 05:57:14,642 INFO L158 Benchmark]: IcfgBuilder took 766.38ms. Allocated memory is still 151.0MB. Free memory was 87.6MB in the beginning and 94.1MB in the end (delta: -6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 05:57:14,643 INFO L158 Benchmark]: TraceAbstraction took 2492.30ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 93.2MB in the beginning and 149.2MB in the end (delta: -56.0MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. [2024-11-10 05:57:14,645 INFO L158 Benchmark]: Witness Printer took 5.32ms. Allocated memory is still 197.1MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 05:57:14,647 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 151.0MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.87ms. Allocated memory is still 151.0MB. Free memory was 115.6MB in the beginning and 98.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.78ms. Allocated memory is still 151.0MB. Free memory was 98.8MB in the beginning and 93.9MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.72ms. Allocated memory is still 151.0MB. Free memory was 93.9MB in the beginning and 87.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 766.38ms. Allocated memory is still 151.0MB. Free memory was 87.6MB in the beginning and 94.1MB in the end (delta: -6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2492.30ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 93.2MB in the beginning and 149.2MB in the end (delta: -56.0MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. * Witness Printer took 5.32ms. Allocated memory is still 197.1MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryArithmeticFLOAToperation at line 104. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 128; [L25] unsigned char var_1_4 = 2; [L26] unsigned char var_1_5 = 2; [L27] unsigned char var_1_6 = 32; [L28] unsigned short int var_1_8 = 100; [L29] float var_1_9 = 255.75; [L30] signed char var_1_10 = 64; [L31] signed char var_1_11 = 32; [L32] signed char var_1_12 = 4; [L33] float var_1_13 = 0.0; [L34] float var_1_14 = 7.25; [L35] float var_1_15 = 8.125; [L36] float var_1_16 = 24.5; [L37] signed short int var_1_17 = -256; [L38] double var_1_18 = 31.5; [L39] float var_1_19 = 255.2; [L40] signed long int var_1_21 = -8; [L41] double var_1_22 = 0.5; [L42] unsigned short int var_1_23 = 200; [L43] double var_1_26 = 1.8; [L44] unsigned short int var_1_29 = 8; [L45] unsigned char var_1_37 = 1; [L46] unsigned char var_1_39 = 0; [L47] unsigned char var_1_40 = 0; [L48] unsigned long int var_1_41 = 10; [L49] unsigned char last_1_var_1_6 = 32; [L50] unsigned short int last_1_var_1_8 = 100; VAL [isInitial=0, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L172] isInitial = 1 [L173] FCALL initially() [L174] COND TRUE 1 [L175] CALL updateLastVariables() [L164] last_1_var_1_6 = var_1_6 [L165] last_1_var_1_8 = var_1_8 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L175] RET updateLastVariables() [L176] CALL updateVariables() [L129] var_1_2 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L130] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L131] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L131] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L132] var_1_3 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_3 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L133] RET assume_abort_if_not(var_1_3 >= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L135] var_1_4 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L136] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L138] var_1_5 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L139] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L140] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L140] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L141] var_1_10 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L142] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L143] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L143] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L144] var_1_11 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L145] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L146] CALL assume_abort_if_not(var_1_11 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L146] RET assume_abort_if_not(var_1_11 <= 64) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L147] var_1_12 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L148] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L149] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L149] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L150] var_1_13 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L151] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L152] var_1_14 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L153] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L154] var_1_16 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L155] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L156] var_1_39 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L157] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L158] CALL assume_abort_if_not(var_1_39 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L158] RET assume_abort_if_not(var_1_39 <= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L159] var_1_40 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L160] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L161] CALL assume_abort_if_not(var_1_40 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L161] RET assume_abort_if_not(var_1_40 <= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L176] RET updateVariables() [L177] CALL step() [L54] var_1_19 = var_1_16 [L55] var_1_21 = -16 [L56] var_1_22 = var_1_13 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L57] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L64] COND FALSE !(var_1_5 > var_1_5) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L67] COND TRUE (var_1_2 || var_1_2) || ((- var_1_16) <= var_1_14) [L68] var_1_26 = ((((9.99999999739E8) < (var_1_16)) ? (9.99999999739E8) : (var_1_16))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L71] COND FALSE !(var_1_2 || (var_1_16 <= var_1_16)) [L78] var_1_29 = (var_1_4 + (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + var_1_5)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L80] COND TRUE var_1_2 || (var_1_17 <= (var_1_5 / var_1_3)) [L81] var_1_37 = (var_1_39 || var_1_40) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L83] COND FALSE !((var_1_4 + ((((var_1_10) < (var_1_3)) ? (var_1_10) : (var_1_3)))) <= var_1_4) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L88] signed long int stepLocal_0 = 64 + (var_1_5 / var_1_3); VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, stepLocal_0=64, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L89] COND TRUE stepLocal_0 != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6)) [L90] var_1_6 = var_1_4 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=100, var_1_9=1023/4] [L94] COND FALSE !(\read(var_1_2)) [L97] var_1_1 = (var_1_4 + var_1_5) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=100, var_1_9=1023/4] [L99] COND TRUE ((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5 [L100] var_1_9 = (64.8f - (var_1_13 - var_1_14)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_15=65/8, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=100] [L104] var_1_15 = (var_1_14 + var_1_16) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=100] [L105] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=100] [L108] COND TRUE var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13)))) [L109] var_1_17 = var_1_4 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=9, var_1_18=63/2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=100] [L114] COND FALSE !((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) [L119] var_1_18 = var_1_16 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=9, var_1_18=2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=100] [L121] signed long int stepLocal_1 = var_1_3 - var_1_5; VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, stepLocal_1=17, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=9, var_1_18=2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=100] [L122] COND TRUE (var_1_17 + var_1_6) >= stepLocal_1 [L123] var_1_8 = ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=9, var_1_18=2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=127] [L177] RET step() [L178] CALL, EXPR property() [L168] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=9, var_1_18=2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=127] [L168-L169] return ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) ; [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=9, var_1_18=2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=127] [L19] reach_error() VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=9, var_1_18=2, var_1_19=2, var_1_1=119, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=999999999739/1000, var_1_29=229, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-247, var_1_5=622, var_1_6=-247, var_1_8=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 87 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 51 mSDsluCounter, 323 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 95 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37 IncrementalHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 228 mSDtfsCounter, 37 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 110 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 23 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 581 NumberOfCodeBlocks, 581 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 319 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1680/1680 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-10 05:57:14,692 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4d8b25be12ac7c0f83971829851a1917a680012c727d89f67306d428382fca6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 05:57:17,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 05:57:17,198 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-10 05:57:17,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 05:57:17,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 05:57:17,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 05:57:17,242 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 05:57:17,242 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 05:57:17,244 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 05:57:17,244 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 05:57:17,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 05:57:17,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 05:57:17,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 05:57:17,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 05:57:17,247 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 05:57:17,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 05:57:17,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 05:57:17,250 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 05:57:17,250 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 05:57:17,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 05:57:17,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 05:57:17,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 05:57:17,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 05:57:17,256 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 05:57:17,256 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 05:57:17,256 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 05:57:17,257 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 05:57:17,257 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 05:57:17,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 05:57:17,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 05:57:17,258 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 05:57:17,258 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 05:57:17,258 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 05:57:17,258 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 05:57:17,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 05:57:17,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 05:57:17,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 05:57:17,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 05:57:17,260 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 05:57:17,260 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 05:57:17,260 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 05:57:17,261 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 05:57:17,262 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 05:57:17,262 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 05:57:17,262 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d8b25be12ac7c0f83971829851a1917a680012c727d89f67306d428382fca6 [2024-11-10 05:57:17,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 05:57:17,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 05:57:17,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 05:57:17,665 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 05:57:17,665 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 05:57:17,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i [2024-11-10 05:57:19,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 05:57:19,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 05:57:19,696 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i [2024-11-10 05:57:19,711 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2793148c/89d4032b78e04360afd2d78a59f90aac/FLAGa479c8e4d [2024-11-10 05:57:20,042 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2793148c/89d4032b78e04360afd2d78a59f90aac [2024-11-10 05:57:20,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 05:57:20,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 05:57:20,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 05:57:20,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 05:57:20,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 05:57:20,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34310d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20, skipping insertion in model container [2024-11-10 05:57:20,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,092 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 05:57:20,294 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i[919,932] [2024-11-10 05:57:20,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 05:57:20,390 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 05:57:20,407 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i[919,932] [2024-11-10 05:57:20,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 05:57:20,480 INFO L204 MainTranslator]: Completed translation [2024-11-10 05:57:20,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20 WrapperNode [2024-11-10 05:57:20,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 05:57:20,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 05:57:20,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 05:57:20,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 05:57:20,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,540 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 166 [2024-11-10 05:57:20,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 05:57:20,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 05:57:20,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 05:57:20,549 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 05:57:20,564 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,569 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,584 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 05:57:20,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,601 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,602 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 05:57:20,619 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 05:57:20,619 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 05:57:20,619 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 05:57:20,628 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (1/1) ... [2024-11-10 05:57:20,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 05:57:20,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 05:57:20,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 05:57:20,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 05:57:20,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 05:57:20,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-10 05:57:20,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 05:57:20,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 05:57:20,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 05:57:20,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 05:57:20,842 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 05:57:20,845 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 05:57:29,464 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-10 05:57:29,464 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 05:57:29,477 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 05:57:29,477 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 05:57:29,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:57:29 BoogieIcfgContainer [2024-11-10 05:57:29,478 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 05:57:29,480 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 05:57:29,480 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 05:57:29,484 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 05:57:29,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:57:20" (1/3) ... [2024-11-10 05:57:29,485 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac6fce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:57:29, skipping insertion in model container [2024-11-10 05:57:29,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:57:20" (2/3) ... [2024-11-10 05:57:29,485 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac6fce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:57:29, skipping insertion in model container [2024-11-10 05:57:29,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:57:29" (3/3) ... [2024-11-10 05:57:29,487 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-20.i [2024-11-10 05:57:29,500 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 05:57:29,500 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 05:57:29,577 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 05:57:29,585 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;@1c8a7708, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 05:57:29,586 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 05:57:29,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 52 states have internal predecessors, (73), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-10 05:57:29,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-10 05:57:29,608 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:57:29,610 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:57:29,612 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:57:29,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:57:29,619 INFO L85 PathProgramCache]: Analyzing trace with hash -438593592, now seen corresponding path program 1 times [2024-11-10 05:57:29,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 05:57:29,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815627325] [2024-11-10 05:57:29,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:57:29,636 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 05:57:29,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 05:57:29,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 05:57:29,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-10 05:57:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:30,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-10 05:57:30,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 05:57:30,162 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-10 05:57:30,162 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 05:57:30,166 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 05:57:30,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815627325] [2024-11-10 05:57:30,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [815627325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:57:30,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:57:30,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 05:57:30,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959788167] [2024-11-10 05:57:30,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:57:30,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 05:57:30,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 05:57:30,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 05:57:30,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 05:57:30,212 INFO L87 Difference]: Start difference. First operand has 75 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 52 states have internal predecessors, (73), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-10 05:57:30,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:57:30,244 INFO L93 Difference]: Finished difference Result 142 states and 244 transitions. [2024-11-10 05:57:30,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 05:57:30,248 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 142 [2024-11-10 05:57:30,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:57:30,257 INFO L225 Difference]: With dead ends: 142 [2024-11-10 05:57:30,257 INFO L226 Difference]: Without dead ends: 70 [2024-11-10 05:57:30,262 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 05:57:30,268 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 05:57:30,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 05:57:30,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-10 05:57:30,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-10 05:57:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-10 05:57:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2024-11-10 05:57:30,314 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 142 [2024-11-10 05:57:30,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:57:30,316 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2024-11-10 05:57:30,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-10 05:57:30,316 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2024-11-10 05:57:30,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-10 05:57:30,319 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:57:30,319 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:57:30,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-10 05:57:30,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 05:57:30,520 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:57:30,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:57:30,521 INFO L85 PathProgramCache]: Analyzing trace with hash -101884575, now seen corresponding path program 1 times [2024-11-10 05:57:30,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 05:57:30,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [367922497] [2024-11-10 05:57:30,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:57:30,522 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 05:57:30,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 05:57:30,524 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 05:57:30,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-10 05:57:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:57:31,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-10 05:57:31,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 05:57:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-10 05:57:31,338 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 05:57:31,339 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 05:57:31,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [367922497] [2024-11-10 05:57:31,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [367922497] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:57:31,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:57:31,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 05:57:31,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566823215] [2024-11-10 05:57:31,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:57:31,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 05:57:31,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 05:57:31,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 05:57:31,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 05:57:31,343 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-10 05:57:34,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:57:38,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:57:44,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:57:48,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-10 05:57:52,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:57:54,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-10 05:57:58,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:57:59,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:57:59,913 INFO L93 Difference]: Finished difference Result 244 states and 368 transitions. [2024-11-10 05:57:59,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 05:57:59,966 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 143 [2024-11-10 05:57:59,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:57:59,969 INFO L225 Difference]: With dead ends: 244 [2024-11-10 05:57:59,969 INFO L226 Difference]: Without dead ends: 177 [2024-11-10 05:57:59,971 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 05:57:59,972 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 172 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 15 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.5s IncrementalHoareTripleChecker+Time [2024-11-10 05:57:59,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 293 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 62 Invalid, 4 Unknown, 0 Unchecked, 28.5s Time] [2024-11-10 05:57:59,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-10 05:58:00,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 147. [2024-11-10 05:58:00,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 107 states have (on average 1.4018691588785046) internal successors, (150), 108 states have internal predecessors, (150), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-10 05:58:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 224 transitions. [2024-11-10 05:58:00,004 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 224 transitions. Word has length 143 [2024-11-10 05:58:00,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:58:00,005 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 224 transitions. [2024-11-10 05:58:00,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-10 05:58:00,005 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 224 transitions. [2024-11-10 05:58:00,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-10 05:58:00,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:58:00,008 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:58:00,023 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-10 05:58:00,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 05:58:00,209 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:58:00,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:58:00,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1020741830, now seen corresponding path program 1 times [2024-11-10 05:58:00,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 05:58:00,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [11267835] [2024-11-10 05:58:00,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:58:00,211 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 05:58:00,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 05:58:00,213 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 05:58:00,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-10 05:58:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:58:00,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 05:58:00,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 05:58:03,464 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 308 proven. 12 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-11-10 05:58:03,465 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 05:58:05,189 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 48 proven. 12 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-10 05:58:05,189 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 05:58:05,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [11267835] [2024-11-10 05:58:05,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [11267835] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 05:58:05,190 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-10 05:58:05,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-10 05:58:05,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310803990] [2024-11-10 05:58:05,191 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-10 05:58:05,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-10 05:58:05,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 05:58:05,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-10 05:58:05,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-10 05:58:05,193 INFO L87 Difference]: Start difference. First operand 147 states and 224 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-10 05:58:08,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:58:12,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:58:16,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:58:19,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-10 05:58:19,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:58:19,537 INFO L93 Difference]: Finished difference Result 298 states and 450 transitions. [2024-11-10 05:58:19,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-10 05:58:19,607 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 144 [2024-11-10 05:58:19,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:58:19,614 INFO L225 Difference]: With dead ends: 298 [2024-11-10 05:58:19,615 INFO L226 Difference]: Without dead ends: 154 [2024-11-10 05:58:19,616 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-10 05:58:19,617 INFO L432 NwaCegarLoop]: 70 mSDtfsCounter, 69 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-11-10 05:58:19,621 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 170 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 147 Invalid, 1 Unknown, 0 Unchecked, 13.8s Time] [2024-11-10 05:58:19,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-10 05:58:19,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 149. [2024-11-10 05:58:19,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 108 states have (on average 1.3703703703703705) internal successors, (148), 109 states have internal predecessors, (148), 37 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-10 05:58:19,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 222 transitions. [2024-11-10 05:58:19,670 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 222 transitions. Word has length 144 [2024-11-10 05:58:19,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:58:19,670 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 222 transitions. [2024-11-10 05:58:19,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-10 05:58:19,671 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2024-11-10 05:58:19,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-10 05:58:19,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:58:19,678 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:58:19,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-10 05:58:19,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 05:58:19,879 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:58:19,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:58:19,879 INFO L85 PathProgramCache]: Analyzing trace with hash -698432830, now seen corresponding path program 1 times [2024-11-10 05:58:19,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 05:58:19,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [286947938] [2024-11-10 05:58:19,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:58:19,880 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 05:58:19,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 05:58:19,885 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 05:58:19,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-10 05:58:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:58:20,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 05:58:20,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 05:58:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 428 proven. 24 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-10 05:58:21,437 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 05:58:21,859 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 05:58:21,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [286947938] [2024-11-10 05:58:21,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [286947938] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 05:58:21,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [338135095] [2024-11-10 05:58:21,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:58:21,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-10 05:58:21,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-10 05:58:21,866 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-10 05:58:21,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-10 05:58:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:58:23,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-10 05:58:23,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 05:58:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 428 proven. 24 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-10 05:58:24,399 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 05:58:24,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [338135095] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 05:58:24,673 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-10 05:58:24,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-11-10 05:58:24,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293853139] [2024-11-10 05:58:24,674 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-10 05:58:24,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 05:58:24,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 05:58:24,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 05:58:24,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-10 05:58:24,676 INFO L87 Difference]: Start difference. First operand 149 states and 222 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-10 05:58:30,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-10 05:58:34,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-10 05:58:38,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-10 05:58:38,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:58:38,424 INFO L93 Difference]: Finished difference Result 307 states and 451 transitions. [2024-11-10 05:58:38,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-10 05:58:38,469 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 145 [2024-11-10 05:58:38,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:58:38,471 INFO L225 Difference]: With dead ends: 307 [2024-11-10 05:58:38,471 INFO L226 Difference]: Without dead ends: 161 [2024-11-10 05:58:38,472 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-10 05:58:38,474 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 59 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2024-11-10 05:58:38,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 181 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 124 Invalid, 3 Unknown, 0 Unchecked, 13.5s Time] [2024-11-10 05:58:38,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-10 05:58:38,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 157. [2024-11-10 05:58:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 114 states have (on average 1.3245614035087718) internal successors, (151), 115 states have internal predecessors, (151), 37 states have call successors, (37), 5 states have call predecessors, (37), 5 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-10 05:58:38,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 225 transitions. [2024-11-10 05:58:38,505 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 225 transitions. Word has length 145 [2024-11-10 05:58:38,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:58:38,506 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 225 transitions. [2024-11-10 05:58:38,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-10 05:58:38,506 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 225 transitions. [2024-11-10 05:58:38,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-10 05:58:38,508 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:58:38,509 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:58:38,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-10 05:58:38,726 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-10 05:58:38,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-10 05:58:38,910 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:58:38,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:58:38,911 INFO L85 PathProgramCache]: Analyzing trace with hash 654876867, now seen corresponding path program 1 times [2024-11-10 05:58:38,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 05:58:38,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1969117898] [2024-11-10 05:58:38,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:58:38,911 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 05:58:38,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 05:58:38,913 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 05:58:38,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-10 05:58:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:58:39,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-10 05:58:39,785 INFO L278 TraceCheckSpWp]: Computing forward predicates...