./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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_codestructure_normal_file-61.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 2a8e9823ae4d56b9f3a84e9defe9e57e389339bbb99c4f004a460911bc81b963 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 12:18:20,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 12:18:20,660 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 12:18:20,664 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 12:18:20,664 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 12:18:20,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 12:18:20,696 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 12:18:20,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 12:18:20,697 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 12:18:20,699 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 12:18:20,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 12:18:20,700 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 12:18:20,701 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 12:18:20,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 12:18:20,703 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 12:18:20,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 12:18:20,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 12:18:20,704 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 12:18:20,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 12:18:20,704 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 12:18:20,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 12:18:20,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 12:18:20,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 12:18:20,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 12:18:20,709 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 12:18:20,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 12:18:20,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 12:18:20,710 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 12:18:20,710 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 12:18:20,710 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 12:18:20,711 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 12:18:20,711 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 12:18:20,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 12:18:20,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 12:18:20,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 12:18:20,712 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 12:18:20,713 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 12:18:20,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 12:18:20,713 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 12:18:20,713 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 12:18:20,713 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 12:18:20,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 12:18:20,714 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a8e9823ae4d56b9f3a84e9defe9e57e389339bbb99c4f004a460911bc81b963 [2024-11-16 12:18:20,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 12:18:20,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 12:18:20,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 12:18:20,977 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 12:18:20,977 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 12:18:20,978 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-61.i [2024-11-16 12:18:22,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 12:18:22,628 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 12:18:22,629 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-61.i [2024-11-16 12:18:22,644 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b21d18a52/c2c4a06985af43a68fd12122c6f086b7/FLAGa9eb07701 [2024-11-16 12:18:22,974 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b21d18a52/c2c4a06985af43a68fd12122c6f086b7 [2024-11-16 12:18:22,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 12:18:22,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 12:18:22,979 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 12:18:22,979 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 12:18:22,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 12:18:22,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:18:22" (1/1) ... [2024-11-16 12:18:22,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4edb0440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:22, skipping insertion in model container [2024-11-16 12:18:22,986 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:18:22" (1/1) ... [2024-11-16 12:18:23,018 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 12:18:23,270 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_codestructure_normal_file-61.i[913,926] [2024-11-16 12:18:23,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 12:18:23,345 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 12:18:23,355 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_codestructure_normal_file-61.i[913,926] [2024-11-16 12:18:23,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 12:18:23,426 INFO L204 MainTranslator]: Completed translation [2024-11-16 12:18:23,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23 WrapperNode [2024-11-16 12:18:23,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 12:18:23,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 12:18:23,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 12:18:23,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 12:18:23,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,491 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2024-11-16 12:18:23,491 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 12:18:23,492 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 12:18:23,492 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 12:18:23,492 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 12:18:23,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,511 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,527 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]. [2024-11-16 12:18:23,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,534 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 12:18:23,542 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 12:18:23,542 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 12:18:23,542 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 12:18:23,543 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (1/1) ... [2024-11-16 12:18:23,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 12:18:23,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 12:18:23,582 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) [2024-11-16 12:18:23,585 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 [2024-11-16 12:18:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 12:18:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 12:18:23,631 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 12:18:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 12:18:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 12:18:23,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 12:18:23,718 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 12:18:23,724 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 12:18:24,090 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L141: havoc property_#t~ite22#1;havoc property_#t~ite21#1;havoc property_#t~bitwise20#1;havoc property_#t~short23#1; [2024-11-16 12:18:24,129 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-16 12:18:24,129 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 12:18:24,149 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 12:18:24,150 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 12:18:24,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 12:18:24 BoogieIcfgContainer [2024-11-16 12:18:24,150 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 12:18:24,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 12:18:24,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 12:18:24,159 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 12:18:24,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:18:22" (1/3) ... [2024-11-16 12:18:24,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cbdedb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:18:24, skipping insertion in model container [2024-11-16 12:18:24,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:23" (2/3) ... [2024-11-16 12:18:24,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cbdedb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:18:24, skipping insertion in model container [2024-11-16 12:18:24,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 12:18:24" (3/3) ... [2024-11-16 12:18:24,162 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-61.i [2024-11-16 12:18:24,174 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 12:18:24,174 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 12:18:24,224 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 12:18:24,230 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;@fd18c25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 12:18:24,230 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 12:18:24,234 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 61 states have (on average 1.4098360655737705) internal successors, (86), 62 states have internal predecessors, (86), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-16 12:18:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-16 12:18:24,246 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:18:24,247 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 12:18:24,247 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:18:24,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:18:24,253 INFO L85 PathProgramCache]: Analyzing trace with hash -440442289, now seen corresponding path program 1 times [2024-11-16 12:18:24,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:18:24,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490882812] [2024-11-16 12:18:24,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:18:24,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:18:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 12:18:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 12:18:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 12:18:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 12:18:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 12:18:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 12:18:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 12:18:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 12:18:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 12:18:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 12:18:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 12:18:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-16 12:18:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 12:18:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-16 12:18:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 12:18:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-16 12:18:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 12:18:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 12:18:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 12:18:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-16 12:18:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 12:18:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 12:18:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 12:18:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 12:18:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 12:18:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-16 12:18:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 12:18:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 12:18:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 12:18:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 12:18:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-16 12:18:24,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 12:18:24,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490882812] [2024-11-16 12:18:24,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490882812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:18:24,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:18:24,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 12:18:24,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248994933] [2024-11-16 12:18:24,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:18:24,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 12:18:24,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 12:18:24,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 12:18:24,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 12:18:24,766 INFO L87 Difference]: Start difference. First operand has 94 states, 61 states have (on average 1.4098360655737705) internal successors, (86), 62 states have internal predecessors, (86), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-16 12:18:24,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:18:24,820 INFO L93 Difference]: Finished difference Result 180 states and 315 transitions. [2024-11-16 12:18:24,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 12:18:24,824 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 186 [2024-11-16 12:18:24,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:18:24,834 INFO L225 Difference]: With dead ends: 180 [2024-11-16 12:18:24,835 INFO L226 Difference]: Without dead ends: 89 [2024-11-16 12:18:24,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 12:18:24,846 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 12:18:24,849 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 12:18:24,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-16 12:18:24,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-16 12:18:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 57 states have (on average 1.3333333333333333) internal successors, (76), 57 states have internal predecessors, (76), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-16 12:18:24,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 136 transitions. [2024-11-16 12:18:24,905 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 136 transitions. Word has length 186 [2024-11-16 12:18:24,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:18:24,906 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 136 transitions. [2024-11-16 12:18:24,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-16 12:18:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2024-11-16 12:18:24,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-16 12:18:24,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:18:24,912 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 12:18:24,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 12:18:24,912 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:18:24,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:18:24,913 INFO L85 PathProgramCache]: Analyzing trace with hash -96047155, now seen corresponding path program 1 times [2024-11-16 12:18:24,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 12:18:24,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073925935] [2024-11-16 12:18:24,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:18:24,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 12:18:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-16 12:18:25,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1978243708] [2024-11-16 12:18:25,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:18:25,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 12:18:25,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 12:18:25,295 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) [2024-11-16 12:18:25,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 12:18:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 12:18:25,635 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 12:18:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 12:18:25,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 12:18:25,825 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 12:18:25,826 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-16 12:18:25,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 12:18:26,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 12:18:26,032 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-16 12:18:26,141 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 12:18:26,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:18:26 BoogieIcfgContainer [2024-11-16 12:18:26,144 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 12:18:26,144 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 12:18:26,144 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 12:18:26,145 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 12:18:26,145 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 12:18:24" (3/4) ... [2024-11-16 12:18:26,148 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-16 12:18:26,149 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 12:18:26,150 INFO L158 Benchmark]: Toolchain (without parser) took 3171.92ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 96.1MB in the beginning and 87.6MB in the end (delta: 8.5MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-11-16 12:18:26,152 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 12:18:26,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.73ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 119.5MB in the end (delta: -23.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-16 12:18:26,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.96ms. Allocated memory is still 155.2MB. Free memory was 119.5MB in the beginning and 116.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-16 12:18:26,153 INFO L158 Benchmark]: Boogie Preprocessor took 48.94ms. Allocated memory is still 155.2MB. Free memory was 116.7MB in the beginning and 113.2MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 12:18:26,153 INFO L158 Benchmark]: IcfgBuilder took 608.65ms. Allocated memory is still 155.2MB. Free memory was 113.2MB in the beginning and 89.4MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-16 12:18:26,154 INFO L158 Benchmark]: TraceAbstraction took 1988.01ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 88.7MB in the beginning and 88.7MB in the end (delta: 30.4kB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-11-16 12:18:26,157 INFO L158 Benchmark]: Witness Printer took 4.65ms. Allocated memory is still 209.7MB. Free memory was 88.7MB in the beginning and 87.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 12:18:26,159 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.73ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 119.5MB in the end (delta: -23.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.96ms. Allocated memory is still 155.2MB. Free memory was 119.5MB in the beginning and 116.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.94ms. Allocated memory is still 155.2MB. Free memory was 116.7MB in the beginning and 113.2MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 608.65ms. Allocated memory is still 155.2MB. Free memory was 113.2MB in the beginning and 89.4MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1988.01ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 88.7MB in the beginning and 88.7MB in the end (delta: 30.4kB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * Witness Printer took 4.65ms. Allocated memory is still 209.7MB. Free memory was 88.7MB in the beginning and 87.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 105, overapproximation of someBinaryDOUBLEComparisonOperation at line 141, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.5; [L23] unsigned long int var_1_2 = 100; [L24] unsigned long int var_1_3 = 4; [L25] unsigned long int var_1_4 = 1; [L26] unsigned long int var_1_5 = 50; [L27] unsigned long int var_1_6 = 4; [L28] float var_1_7 = 15.8; [L29] float var_1_8 = 64.25; [L30] signed long int var_1_9 = -50; [L31] signed long int var_1_10 = 10; [L32] signed long int var_1_11 = -5; [L33] signed long int var_1_12 = 256; [L34] unsigned char var_1_13 = 1; [L35] unsigned long int var_1_14 = 3207304078; [L36] unsigned long int var_1_15 = 50; [L37] unsigned long int var_1_16 = 25; [L38] unsigned char var_1_17 = 1; [L39] unsigned char var_1_18 = 0; [L40] unsigned char var_1_19 = 0; [L41] unsigned short int var_1_20 = 1; [L42] unsigned long int var_1_21 = 50; [L43] signed char var_1_22 = -4; [L44] signed char var_1_23 = -10; VAL [isInitial=0, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_2=100, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L145] isInitial = 1 [L146] FCALL initially() [L147] COND TRUE 1 [L148] FCALL updateLastVariables() [L149] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L93] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L94] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L94] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L95] var_1_3 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L96] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L97] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L97] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L98] var_1_5 = __VERIFIER_nondet_ulong() [L99] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L99] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L100] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L100] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L101] var_1_6 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L103] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L103] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L104] var_1_8 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L105] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L106] var_1_10 = __VERIFIER_nondet_long() [L107] CALL assume_abort_if_not(var_1_10 >= -536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L107] RET assume_abort_if_not(var_1_10 >= -536870911) VAL [isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L108] CALL assume_abort_if_not(var_1_10 <= 536870912) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L108] RET assume_abort_if_not(var_1_10 <= 536870912) VAL [isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L109] var_1_11 = __VERIFIER_nondet_long() [L110] CALL assume_abort_if_not(var_1_11 >= -536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L110] RET assume_abort_if_not(var_1_11 >= -536870911) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L111] CALL assume_abort_if_not(var_1_11 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L111] RET assume_abort_if_not(var_1_11 <= 536870911) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L112] var_1_12 = __VERIFIER_nondet_long() [L113] CALL assume_abort_if_not(var_1_12 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L113] RET assume_abort_if_not(var_1_12 >= -1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L114] CALL assume_abort_if_not(var_1_12 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L114] RET assume_abort_if_not(var_1_12 <= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L115] var_1_14 = __VERIFIER_nondet_ulong() [L116] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L116] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L117] CALL assume_abort_if_not(var_1_14 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L117] RET assume_abort_if_not(var_1_14 <= 4294967295) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L118] var_1_15 = __VERIFIER_nondet_ulong() [L119] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L119] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L120] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L120] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L121] var_1_16 = __VERIFIER_nondet_ulong() [L122] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L122] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L123] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L123] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L124] var_1_17 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L125] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L126] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L126] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L127] var_1_18 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L128] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L129] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L129] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L130] var_1_20 = __VERIFIER_nondet_ushort() [L131] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L131] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L132] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L132] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L133] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L133] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L134] var_1_23 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L135] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L136] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L136] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L149] RET updateVariables() [L150] CALL step() [L48] COND TRUE (var_1_2 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_3 [L49] var_1_1 = (8.8 - 255.2) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L51] COND TRUE var_1_3 < var_1_2 [L52] var_1_4 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L54] COND FALSE !(var_1_4 <= ((((var_1_3) > (var_1_5)) ? (var_1_3) : (var_1_5)))) [L63] var_1_7 = var_1_8 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-50] [L65] COND TRUE var_1_4 >= (4256310412u - 128u) [L66] var_1_9 = (((((var_1_10 + var_1_11) < 0 ) ? -(var_1_10 + var_1_11) : (var_1_10 + var_1_11))) + var_1_12) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-1] [L68] COND FALSE !(var_1_2 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) [L75] var_1_13 = var_1_18 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-1] [L77] COND TRUE ((var_1_12 / 2) / var_1_20) >= (~ 100) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-1] [L78] COND TRUE \read(var_1_13) [L79] var_1_19 = (var_1_17 && var_1_18) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-1] [L88] var_1_21 = var_1_6 [L89] var_1_22 = var_1_23 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=2, var_1_21=4256310284, var_1_22=0, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-1] [L150] RET step() [L151] CALL, EXPR property() [L141] EXPR ((((var_1_2 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_3) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((var_1_3 < var_1_2) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_4 <= ((((var_1_3) > (var_1_5)) ? (var_1_3) : (var_1_5)))) ? ((var_1_4 < var_1_5) ? ((var_1_4 >= (var_1_3 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=2, var_1_21=4256310284, var_1_22=0, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-1] [L141-L142] return (((((((((var_1_2 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_3) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((var_1_3 < var_1_2) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_4 <= ((((var_1_3) > (var_1_5)) ? (var_1_3) : (var_1_5)))) ? ((var_1_4 < var_1_5) ? ((var_1_4 >= (var_1_3 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)))) && ((var_1_4 >= (4256310412u - 128u)) ? (var_1_9 == ((signed long int) (((((var_1_10 + var_1_11) < 0 ) ? -(var_1_10 + var_1_11) : (var_1_10 + var_1_11))) + var_1_12))) : 1)) && ((var_1_2 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) ? ((var_1_16 < var_1_9) ? (var_1_13 == ((unsigned char) var_1_17)) : (var_1_13 == ((unsigned char) var_1_17))) : (var_1_13 == ((unsigned char) var_1_18)))) && ((((var_1_12 / 2) / var_1_20) >= (~ 100)) ? (var_1_13 ? (var_1_19 == ((unsigned char) (var_1_17 && var_1_18))) : 1) : (var_1_17 ? (var_1_19 == ((unsigned char) var_1_18)) : (var_1_19 == ((unsigned char) var_1_18))))) && (var_1_21 == ((unsigned long int) var_1_6))) && (var_1_22 == ((signed char) var_1_23)) ; [L151] RET, EXPR property() [L151] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=2, var_1_21=4256310284, var_1_22=0, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-1] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=2, var_1_21=4256310284, var_1_22=0, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 134 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 134 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 558 NumberOfCodeBlocks, 558 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 185 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1740/1740 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 [2024-11-16 12:18:26,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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_codestructure_normal_file-61.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 2a8e9823ae4d56b9f3a84e9defe9e57e389339bbb99c4f004a460911bc81b963 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 12:18:28,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 12:18:28,426 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-16 12:18:28,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 12:18:28,434 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 12:18:28,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 12:18:28,459 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 12:18:28,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 12:18:28,460 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 12:18:28,460 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 12:18:28,461 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 12:18:28,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 12:18:28,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 12:18:28,462 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 12:18:28,463 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 12:18:28,464 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 12:18:28,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 12:18:28,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 12:18:28,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 12:18:28,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 12:18:28,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 12:18:28,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 12:18:28,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 12:18:28,471 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-16 12:18:28,472 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-16 12:18:28,472 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 12:18:28,477 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-16 12:18:28,479 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 12:18:28,479 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 12:18:28,480 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 12:18:28,480 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 12:18:28,480 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 12:18:28,480 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 12:18:28,481 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 12:18:28,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 12:18:28,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 12:18:28,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 12:18:28,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 12:18:28,482 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-16 12:18:28,482 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-16 12:18:28,482 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 12:18:28,484 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 12:18:28,484 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 12:18:28,484 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 12:18:28,485 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a8e9823ae4d56b9f3a84e9defe9e57e389339bbb99c4f004a460911bc81b963 [2024-11-16 12:18:28,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 12:18:28,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 12:18:28,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 12:18:28,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 12:18:28,828 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 12:18:28,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-61.i [2024-11-16 12:18:30,361 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 12:18:30,556 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 12:18:30,556 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-61.i [2024-11-16 12:18:30,569 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44fe7fd76/ec775b1324184b7b8dd413f2140c1240/FLAG0d36f528d [2024-11-16 12:18:30,935 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44fe7fd76/ec775b1324184b7b8dd413f2140c1240 [2024-11-16 12:18:30,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 12:18:30,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 12:18:30,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 12:18:30,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 12:18:30,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 12:18:30,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:18:30" (1/1) ... [2024-11-16 12:18:30,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3645ed3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:30, skipping insertion in model container [2024-11-16 12:18:30,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:18:30" (1/1) ... [2024-11-16 12:18:30,985 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 12:18:31,178 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_codestructure_normal_file-61.i[913,926] [2024-11-16 12:18:31,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 12:18:31,278 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 12:18:31,291 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_codestructure_normal_file-61.i[913,926] [2024-11-16 12:18:31,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 12:18:31,353 INFO L204 MainTranslator]: Completed translation [2024-11-16 12:18:31,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31 WrapperNode [2024-11-16 12:18:31,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 12:18:31,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 12:18:31,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 12:18:31,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 12:18:31,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,378 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,413 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2024-11-16 12:18:31,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 12:18:31,414 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 12:18:31,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 12:18:31,414 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 12:18:31,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,429 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,442 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]. [2024-11-16 12:18:31,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,457 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,464 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 12:18:31,476 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 12:18:31,485 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 12:18:31,485 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 12:18:31,486 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (1/1) ... [2024-11-16 12:18:31,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 12:18:31,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 12:18:31,522 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) [2024-11-16 12:18:31,526 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 [2024-11-16 12:18:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 12:18:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-16 12:18:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 12:18:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 12:18:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 12:18:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 12:18:31,687 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 12:18:31,690 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 12:18:32,182 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-16 12:18:32,182 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 12:18:32,201 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 12:18:32,204 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 12:18:32,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 12:18:32 BoogieIcfgContainer [2024-11-16 12:18:32,205 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 12:18:32,208 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 12:18:32,209 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 12:18:32,212 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 12:18:32,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:18:30" (1/3) ... [2024-11-16 12:18:32,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab51ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:18:32, skipping insertion in model container [2024-11-16 12:18:32,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:31" (2/3) ... [2024-11-16 12:18:32,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab51ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:18:32, skipping insertion in model container [2024-11-16 12:18:32,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 12:18:32" (3/3) ... [2024-11-16 12:18:32,216 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-61.i [2024-11-16 12:18:32,230 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 12:18:32,230 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 12:18:32,300 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 12:18:32,309 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;@6a5efecf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 12:18:32,312 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 12:18:32,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-16 12:18:32,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-16 12:18:32,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:18:32,338 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 12:18:32,340 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:18:32,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:18:32,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1267289791, now seen corresponding path program 1 times [2024-11-16 12:18:32,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 12:18:32,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [321551997] [2024-11-16 12:18:32,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:18:32,364 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 [2024-11-16 12:18:32,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 12:18:32,367 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) [2024-11-16 12:18:32,369 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 [2024-11-16 12:18:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:32,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-16 12:18:32,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 12:18:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 538 proven. 0 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2024-11-16 12:18:32,751 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 12:18:32,752 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 12:18:32,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [321551997] [2024-11-16 12:18:32,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [321551997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 12:18:32,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 12:18:32,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 12:18:32,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711955452] [2024-11-16 12:18:32,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 12:18:32,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 12:18:32,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 12:18:32,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 12:18:32,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 12:18:32,787 INFO L87 Difference]: Start difference. First operand has 79 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-16 12:18:32,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:18:32,825 INFO L93 Difference]: Finished difference Result 150 states and 267 transitions. [2024-11-16 12:18:32,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 12:18:32,827 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 184 [2024-11-16 12:18:32,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:18:32,834 INFO L225 Difference]: With dead ends: 150 [2024-11-16 12:18:32,834 INFO L226 Difference]: Without dead ends: 74 [2024-11-16 12:18:32,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 12:18:32,840 INFO L432 NwaCegarLoop]: 114 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, 114 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 [2024-11-16 12:18:32,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 12:18:32,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-16 12:18:32,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-16 12:18:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-16 12:18:32,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 114 transitions. [2024-11-16 12:18:32,882 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 114 transitions. Word has length 184 [2024-11-16 12:18:32,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:18:32,883 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 114 transitions. [2024-11-16 12:18:32,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-16 12:18:32,884 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2024-11-16 12:18:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-16 12:18:32,888 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:18:32,888 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 12:18:32,898 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 [2024-11-16 12:18:33,088 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 [2024-11-16 12:18:33,089 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:18:33,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:18:33,090 INFO L85 PathProgramCache]: Analyzing trace with hash -104921537, now seen corresponding path program 1 times [2024-11-16 12:18:33,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 12:18:33,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [867136244] [2024-11-16 12:18:33,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:18:33,091 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 [2024-11-16 12:18:33,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 12:18:33,093 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) [2024-11-16 12:18:33,094 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 [2024-11-16 12:18:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:33,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 12:18:33,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 12:18:33,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 635 proven. 30 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2024-11-16 12:18:33,758 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 12:18:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 69 proven. 18 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-16 12:18:34,055 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 12:18:34,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [867136244] [2024-11-16 12:18:34,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [867136244] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 12:18:34,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 12:18:34,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 12 [2024-11-16 12:18:34,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146936669] [2024-11-16 12:18:34,056 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-16 12:18:34,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 12:18:34,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 12:18:34,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 12:18:34,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-16 12:18:34,060 INFO L87 Difference]: Start difference. First operand 74 states and 114 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-16 12:18:35,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 12:18:35,951 INFO L93 Difference]: Finished difference Result 354 states and 528 transitions. [2024-11-16 12:18:35,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 12:18:35,952 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 184 [2024-11-16 12:18:35,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 12:18:35,967 INFO L225 Difference]: With dead ends: 354 [2024-11-16 12:18:35,968 INFO L226 Difference]: Without dead ends: 283 [2024-11-16 12:18:35,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 359 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=309, Invalid=813, Unknown=0, NotChecked=0, Total=1122 [2024-11-16 12:18:35,973 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 335 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 753 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-16 12:18:35,974 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 551 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 753 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-16 12:18:35,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2024-11-16 12:18:36,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 186. [2024-11-16 12:18:36,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 96 states have (on average 1.15625) internal successors, (111), 98 states have internal predecessors, (111), 83 states have call successors, (83), 6 states have call predecessors, (83), 6 states have return successors, (83), 81 states have call predecessors, (83), 83 states have call successors, (83) [2024-11-16 12:18:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 277 transitions. [2024-11-16 12:18:36,036 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 277 transitions. Word has length 184 [2024-11-16 12:18:36,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 12:18:36,037 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 277 transitions. [2024-11-16 12:18:36,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-16 12:18:36,038 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 277 transitions. [2024-11-16 12:18:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-16 12:18:36,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 12:18:36,045 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 12:18:36,056 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 [2024-11-16 12:18:36,245 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 [2024-11-16 12:18:36,246 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 12:18:36,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 12:18:36,247 INFO L85 PathProgramCache]: Analyzing trace with hash -992425218, now seen corresponding path program 1 times [2024-11-16 12:18:36,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 12:18:36,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [790834332] [2024-11-16 12:18:36,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 12:18:36,248 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 [2024-11-16 12:18:36,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 12:18:36,251 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) [2024-11-16 12:18:36,252 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 [2024-11-16 12:18:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 12:18:36,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-16 12:18:36,499 INFO L278 TraceCheckSpWp]: Computing forward predicates...