./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc 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_dependencies_file-90.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 bdc619285dc209002e8438907f639db580a778826e48cc5794b2e711b82e87d5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:30:33,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:30:33,575 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 18:30:33,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:30:33,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:30:33,601 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:30:33,602 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:30:33,602 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:30:33,603 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:30:33,603 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:30:33,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:30:33,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:30:33,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:30:33,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:30:33,605 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:30:33,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:30:33,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:30:33,606 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 18:30:33,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 18:30:33,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 18:30:33,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:30:33,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:30:33,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:30:33,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:30:33,612 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:30:33,612 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 18:30:33,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:30:33,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:30:33,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:30:33,613 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:30:33,614 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:30:33,614 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:30:33,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:30:33,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:30:33,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:30:33,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:30:33,615 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 18:30:33,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 18:30:33,616 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:30:33,620 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:30:33,621 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:30:33,621 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:30:33,622 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdc619285dc209002e8438907f639db580a778826e48cc5794b2e711b82e87d5 [2024-11-18 18:30:33,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:30:33,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:30:33,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:30:33,960 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:30:33,960 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:30:33,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-90.i [2024-11-18 18:30:35,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:30:35,591 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:30:35,592 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-90.i [2024-11-18 18:30:35,600 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9703408d3/a7db1fd4bfb242c5b9640494a6f27e07/FLAG1459179de [2024-11-18 18:30:35,612 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9703408d3/a7db1fd4bfb242c5b9640494a6f27e07 [2024-11-18 18:30:35,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:30:35,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:30:35,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:30:35,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:30:35,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:30:35,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:35,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f148b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35, skipping insertion in model container [2024-11-18 18:30:35,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:35,650 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:30:35,814 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_dependencies_file-90.i[919,932] [2024-11-18 18:30:35,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:30:35,875 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:30:35,885 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_dependencies_file-90.i[919,932] [2024-11-18 18:30:35,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:30:35,929 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:30:35,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35 WrapperNode [2024-11-18 18:30:35,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:30:35,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:30:35,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:30:35,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:30:35,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:35,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:35,982 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149 [2024-11-18 18:30:35,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:30:35,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:30:35,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:30:35,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:30:35,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,004 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,025 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]. [2024-11-18 18:30:36,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:30:36,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:30:36,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:30:36,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:30:36,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (1/1) ... [2024-11-18 18:30:36,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:30:36,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:30:36,096 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) [2024-11-18 18:30:36,102 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 [2024-11-18 18:30:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:30:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 18:30:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 18:30:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 18:30:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:30:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:30:36,239 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:30:36,240 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:30:36,577 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-18 18:30:36,577 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:30:36,595 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:30:36,596 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:30:36,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:30:36 BoogieIcfgContainer [2024-11-18 18:30:36,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:30:36,599 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:30:36,599 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:30:36,603 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:30:36,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:30:35" (1/3) ... [2024-11-18 18:30:36,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@137d275f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:30:36, skipping insertion in model container [2024-11-18 18:30:36,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:35" (2/3) ... [2024-11-18 18:30:36,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@137d275f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:30:36, skipping insertion in model container [2024-11-18 18:30:36,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:30:36" (3/3) ... [2024-11-18 18:30:36,609 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-90.i [2024-11-18 18:30:36,625 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:30:36,625 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:30:36,737 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:30:36,743 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;@65d43ff6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:30:36,744 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:30:36,747 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 43 states have (on average 1.4651162790697674) internal successors, (63), 44 states have internal predecessors, (63), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-18 18:30:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-18 18:30:36,761 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:30:36,762 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:30:36,762 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:30:36,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:30:36,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1794822710, now seen corresponding path program 1 times [2024-11-18 18:30:36,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:30:36,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123147172] [2024-11-18 18:30:36,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:36,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:30:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:30:37,848 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-18 18:30:37,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:30:37,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123147172] [2024-11-18 18:30:37,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123147172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:30:37,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:30:37,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 18:30:37,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960283689] [2024-11-18 18:30:37,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:30:37,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 18:30:37,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:30:37,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 18:30:37,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 18:30:37,885 INFO L87 Difference]: Start difference. First operand has 64 states, 43 states have (on average 1.4651162790697674) internal successors, (63), 44 states have internal predecessors, (63), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-18 18:30:38,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:30:38,197 INFO L93 Difference]: Finished difference Result 179 states and 324 transitions. [2024-11-18 18:30:38,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 18:30:38,200 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 117 [2024-11-18 18:30:38,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:30:38,211 INFO L225 Difference]: With dead ends: 179 [2024-11-18 18:30:38,211 INFO L226 Difference]: Without dead ends: 118 [2024-11-18 18:30:38,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:30:38,220 INFO L432 NwaCegarLoop]: 83 mSDtfsCounter, 61 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 18:30:38,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 237 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 18:30:38,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-18 18:30:38,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 109. [2024-11-18 18:30:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 70 states have (on average 1.4) internal successors, (98), 70 states have internal predecessors, (98), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-18 18:30:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 170 transitions. [2024-11-18 18:30:38,294 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 170 transitions. Word has length 117 [2024-11-18 18:30:38,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:30:38,297 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 170 transitions. [2024-11-18 18:30:38,298 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-18 18:30:38,298 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 170 transitions. [2024-11-18 18:30:38,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-18 18:30:38,302 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:30:38,303 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:30:38,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 18:30:38,304 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:30:38,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:30:38,304 INFO L85 PathProgramCache]: Analyzing trace with hash 484453592, now seen corresponding path program 1 times [2024-11-18 18:30:38,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:30:38,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271736394] [2024-11-18 18:30:38,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:38,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:30:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:30:38,586 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-18 18:30:38,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:30:38,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271736394] [2024-11-18 18:30:38,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271736394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:30:38,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:30:38,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 18:30:38,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132573424] [2024-11-18 18:30:38,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:30:38,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 18:30:38,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:30:38,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 18:30:38,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 18:30:38,594 INFO L87 Difference]: Start difference. First operand 109 states and 170 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-18 18:30:38,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:30:38,835 INFO L93 Difference]: Finished difference Result 249 states and 387 transitions. [2024-11-18 18:30:38,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 18:30:38,836 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 119 [2024-11-18 18:30:38,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:30:38,841 INFO L225 Difference]: With dead ends: 249 [2024-11-18 18:30:38,842 INFO L226 Difference]: Without dead ends: 179 [2024-11-18 18:30:38,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:30:38,844 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 90 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 18:30:38,845 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 251 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 18:30:38,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-18 18:30:38,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 169. [2024-11-18 18:30:38,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 111 states have (on average 1.3783783783783783) internal successors, (153), 111 states have internal predecessors, (153), 54 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-18 18:30:38,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 261 transitions. [2024-11-18 18:30:38,905 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 261 transitions. Word has length 119 [2024-11-18 18:30:38,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:30:38,906 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 261 transitions. [2024-11-18 18:30:38,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-18 18:30:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 261 transitions. [2024-11-18 18:30:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-18 18:30:38,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:30:38,912 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:30:38,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 18:30:38,914 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:30:38,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:30:38,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1942967792, now seen corresponding path program 1 times [2024-11-18 18:30:38,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:30:38,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436244858] [2024-11-18 18:30:38,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:38,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:30:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:30:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 48 proven. 48 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2024-11-18 18:30:39,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:30:39,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436244858] [2024-11-18 18:30:39,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436244858] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:30:39,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [668616362] [2024-11-18 18:30:39,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:39,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:30:39,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:30:39,301 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) [2024-11-18 18:30:39,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 18:30:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:30:39,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-18 18:30:39,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:30:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 383 proven. 48 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-18 18:30:39,879 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:30:40,230 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 48 proven. 51 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2024-11-18 18:30:40,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [668616362] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 18:30:40,231 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 18:30:40,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8] total 15 [2024-11-18 18:30:40,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760533841] [2024-11-18 18:30:40,232 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 18:30:40,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-18 18:30:40,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:30:40,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-18 18:30:40,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-11-18 18:30:40,234 INFO L87 Difference]: Start difference. First operand 169 states and 261 transitions. Second operand has 15 states, 15 states have (on average 5.066666666666666) internal successors, (76), 15 states have internal predecessors, (76), 6 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 6 states have call predecessors, (39), 6 states have call successors, (39) [2024-11-18 18:30:40,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:30:40,534 INFO L93 Difference]: Finished difference Result 336 states and 492 transitions. [2024-11-18 18:30:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-18 18:30:40,535 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.066666666666666) internal successors, (76), 15 states have internal predecessors, (76), 6 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 6 states have call predecessors, (39), 6 states have call successors, (39) Word has length 121 [2024-11-18 18:30:40,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:30:40,537 INFO L225 Difference]: With dead ends: 336 [2024-11-18 18:30:40,537 INFO L226 Difference]: Without dead ends: 211 [2024-11-18 18:30:40,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=151, Invalid=269, Unknown=0, NotChecked=0, Total=420 [2024-11-18 18:30:40,540 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 87 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 18:30:40,540 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 209 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 18:30:40,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2024-11-18 18:30:40,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 193. [2024-11-18 18:30:40,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 129 states have (on average 1.302325581395349) internal successors, (168), 129 states have internal predecessors, (168), 54 states have call successors, (54), 9 states have call predecessors, (54), 9 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-18 18:30:40,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 276 transitions. [2024-11-18 18:30:40,592 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 276 transitions. Word has length 121 [2024-11-18 18:30:40,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:30:40,593 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 276 transitions. [2024-11-18 18:30:40,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.066666666666666) internal successors, (76), 15 states have internal predecessors, (76), 6 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 6 states have call predecessors, (39), 6 states have call successors, (39) [2024-11-18 18:30:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 276 transitions. [2024-11-18 18:30:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-18 18:30:40,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:30:40,595 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:30:40,616 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 18:30:40,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:30:40,796 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:30:40,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:30:40,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1684802354, now seen corresponding path program 1 times [2024-11-18 18:30:40,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:30:40,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056492941] [2024-11-18 18:30:40,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:40,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:30:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 18:30:40,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [935564441] [2024-11-18 18:30:40,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:40,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:30:40,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:30:40,862 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 18:30:40,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 18:30:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:30:41,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 18:30:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:30:41,313 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 18:30:41,313 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 18:30:41,314 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 18:30:41,326 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-18 18:30:41,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-11-18 18:30:41,523 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-18 18:30:41,641 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 18:30:41,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:30:41 BoogieIcfgContainer [2024-11-18 18:30:41,644 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 18:30:41,649 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 18:30:41,649 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 18:30:41,649 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 18:30:41,649 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:30:36" (3/4) ... [2024-11-18 18:30:41,653 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 18:30:41,654 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 18:30:41,654 INFO L158 Benchmark]: Toolchain (without parser) took 6039.00ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 121.0MB in the beginning and 72.2MB in the end (delta: 48.8MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2024-11-18 18:30:41,655 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:30:41,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.37ms. Allocated memory is still 159.4MB. Free memory was 121.0MB in the beginning and 105.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-18 18:30:41,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.19ms. Allocated memory is still 159.4MB. Free memory was 105.8MB in the beginning and 103.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-18 18:30:41,657 INFO L158 Benchmark]: Boogie Preprocessor took 62.09ms. Allocated memory is still 159.4MB. Free memory was 103.2MB in the beginning and 100.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 18:30:41,657 INFO L158 Benchmark]: RCFGBuilder took 550.10ms. Allocated memory is still 159.4MB. Free memory was 100.0MB in the beginning and 80.1MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-18 18:30:41,657 INFO L158 Benchmark]: TraceAbstraction took 5048.75ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 79.6MB in the beginning and 72.2MB in the end (delta: 7.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-18 18:30:41,658 INFO L158 Benchmark]: Witness Printer took 5.40ms. Allocated memory is still 192.9MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:30:41,659 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.37ms. Allocated memory is still 159.4MB. Free memory was 121.0MB in the beginning and 105.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.19ms. Allocated memory is still 159.4MB. Free memory was 105.8MB in the beginning and 103.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.09ms. Allocated memory is still 159.4MB. Free memory was 103.2MB in the beginning and 100.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 550.10ms. Allocated memory is still 159.4MB. Free memory was 100.0MB in the beginning and 80.1MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 5048.75ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 79.6MB in the beginning and 72.2MB in the end (delta: 7.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 5.40ms. Allocated memory is still 192.9MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 127, overapproximation of bitwiseOr at line 127. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -32; [L23] signed long int var_1_3 = 10; [L24] signed long int var_1_4 = 64; [L25] unsigned short int var_1_11 = 64; [L26] unsigned short int var_1_12 = 8; [L27] unsigned short int var_1_13 = 5; [L28] signed short int var_1_14 = 8; [L29] unsigned short int var_1_15 = 62763; [L30] unsigned long int var_1_16 = 25; [L31] float var_1_18 = 63.25; [L32] unsigned char var_1_20 = 0; [L33] float var_1_21 = 7.8; [L34] float var_1_22 = 32.1; [L35] unsigned char var_1_23 = 0; [L36] signed long int var_1_24 = -16; [L37] signed long int last_1_var_1_1 = -32; [L38] unsigned short int last_1_var_1_11 = 64; [L39] signed short int last_1_var_1_14 = 8; [L40] unsigned long int last_1_var_1_16 = 25; [L41] float last_1_var_1_18 = 63.25; VAL [isInitial=0, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=10, var_1_4=64] [L131] isInitial = 1 [L132] FCALL initially() [L133] COND TRUE 1 [L134] CALL updateLastVariables() [L120] last_1_var_1_1 = var_1_1 [L121] last_1_var_1_11 = var_1_11 [L122] last_1_var_1_14 = var_1_14 [L123] last_1_var_1_16 = var_1_16 [L124] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=10, var_1_4=64] [L134] RET updateLastVariables() [L135] CALL updateVariables() [L91] var_1_3 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L92] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L93] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L93] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L94] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L94] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=64] [L95] var_1_4 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L96] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L98] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L98] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L99] var_1_12 = __VERIFIER_nondet_ushort() [L100] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L100] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L101] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L101] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L102] var_1_13 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L103] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L104] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L104] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L105] var_1_15 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L106] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L107] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L107] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L108] var_1_20 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L109] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L110] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L110] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L111] var_1_21 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L112] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L113] var_1_22 = __VERIFIER_nondet_float() [L114] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L114] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_23=0, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L115] var_1_23 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L116] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L117] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_23=1, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_23=1, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L117] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_23=1, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L135] RET updateVariables() [L136] CALL step() [L45] EXPR last_1_var_1_1 | last_1_var_1_16 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=1, var_1_23=1, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L45] COND FALSE !((last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16)) [L52] var_1_1 = last_1_var_1_11 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=1, var_1_23=1, var_1_24=-16, var_1_3=-3, var_1_4=-2] [L54] COND FALSE !((- (- last_1_var_1_18)) != last_1_var_1_18) [L61] var_1_24 = last_1_var_1_14 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=1, var_1_23=1, var_1_24=8, var_1_3=-3, var_1_4=-2] [L63] COND FALSE !(((var_1_15 - var_1_12) + var_1_24) < var_1_24) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=1, var_1_23=1, var_1_24=8, var_1_3=-3, var_1_4=-2] [L66] COND FALSE !(var_1_24 < var_1_13) [L77] var_1_18 = var_1_21 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=2, var_1_1=64, var_1_20=1, var_1_21=2, var_1_23=1, var_1_24=8, var_1_3=-3, var_1_4=-2] [L79] COND TRUE var_1_18 != (var_1_18 + var_1_18) [L80] var_1_11 = ((var_1_12 + var_1_13) + 32) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=32, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=2, var_1_1=64, var_1_20=1, var_1_21=2, var_1_23=1, var_1_24=8, var_1_3=-3, var_1_4=-2] [L82] COND FALSE !(((var_1_1 * var_1_4) + var_1_1) > var_1_1) [L87] var_1_16 = 0u VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=32, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=1, var_1_21=2, var_1_23=1, var_1_24=8, var_1_3=-3, var_1_4=-2] [L136] RET step() [L137] CALL, EXPR property() [L127] EXPR last_1_var_1_1 | last_1_var_1_16 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=32, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=1, var_1_21=2, var_1_23=1, var_1_24=8, var_1_3=-3, var_1_4=-2] [L127-L128] return (((((((last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16)) ? (((last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18) ? (var_1_1 == ((signed long int) last_1_var_1_11)) : (var_1_1 == ((signed long int) last_1_var_1_11))) : (var_1_1 == ((signed long int) last_1_var_1_11))) && ((var_1_18 != (var_1_18 + var_1_18)) ? (var_1_11 == ((unsigned short int) ((var_1_12 + var_1_13) + 32))) : 1)) && ((((var_1_15 - var_1_12) + var_1_24) < var_1_24) ? (var_1_14 == ((signed short int) var_1_12)) : 1)) && ((((var_1_1 * var_1_4) + var_1_1) > var_1_1) ? ((var_1_14 < var_1_1) ? (var_1_16 == ((unsigned long int) var_1_12)) : 1) : (var_1_16 == ((unsigned long int) 0u)))) && ((var_1_24 < var_1_13) ? (var_1_20 ? (var_1_18 == ((float) (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) + var_1_22))) : (var_1_23 ? (var_1_18 == ((float) (var_1_22 + var_1_21))) : (var_1_18 == ((float) -0.75f)))) : (var_1_18 == ((float) var_1_21)))) && (((- (- last_1_var_1_18)) != last_1_var_1_18) ? ((var_1_12 <= ((((last_1_var_1_14) > ((- last_1_var_1_14))) ? (last_1_var_1_14) : ((- last_1_var_1_14))))) ? (var_1_24 == ((signed long int) -50)) : (var_1_24 == ((signed long int) last_1_var_1_14))) : (var_1_24 == ((signed long int) last_1_var_1_14))) ; [L137] RET, EXPR property() [L137] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=32, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=1, var_1_21=2, var_1_23=1, var_1_24=8, var_1_3=-3, var_1_4=-2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=32, var_1_12=0, var_1_13=0, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=1, var_1_21=2, var_1_23=1, var_1_24=8, var_1_3=-3, var_1_4=-2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 4, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 246 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 238 mSDsluCounter, 697 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 457 mSDsCounter, 136 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 274 IncrementalHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 136 mSolverCounterUnsat, 240 mSDtfsCounter, 274 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 269 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=193occurred in iteration=3, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 37 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 720 NumberOfCodeBlocks, 720 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 594 ConstructedInterpolants, 0 QuantifiedInterpolants, 2671 SizeOfPredicates, 3 NumberOfNonLiveVariables, 294 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 2913/3060 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 [2024-11-18 18:30:41,691 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_dependencies_file-90.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 bdc619285dc209002e8438907f639db580a778826e48cc5794b2e711b82e87d5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:30:43,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:30:43,900 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 18:30:43,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:30:43,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:30:43,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:30:43,945 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:30:43,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:30:43,946 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:30:43,947 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:30:43,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:30:43,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:30:43,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:30:43,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:30:43,951 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:30:43,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:30:43,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:30:43,952 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 18:30:43,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 18:30:43,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:30:43,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:30:43,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:30:43,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:30:43,957 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 18:30:43,957 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 18:30:43,957 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:30:43,958 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 18:30:43,958 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 18:30:43,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:30:43,959 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:30:43,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:30:43,960 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:30:43,960 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:30:43,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:30:43,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:30:43,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:30:43,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:30:43,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:30:43,962 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 18:30:43,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 18:30:43,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:30:43,963 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:30:43,963 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:30:43,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:30:43,964 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdc619285dc209002e8438907f639db580a778826e48cc5794b2e711b82e87d5 [2024-11-18 18:30:44,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:30:44,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:30:44,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:30:44,313 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:30:44,314 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:30:44,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-90.i [2024-11-18 18:30:45,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:30:46,057 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:30:46,059 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-90.i [2024-11-18 18:30:46,077 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7995716e7/206ae27e6ea0464ea01bc9e3ee3fc9c7/FLAG9b3382dcc [2024-11-18 18:30:46,404 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7995716e7/206ae27e6ea0464ea01bc9e3ee3fc9c7 [2024-11-18 18:30:46,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:30:46,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:30:46,411 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:30:46,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:30:46,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:30:46,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@716b2656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46, skipping insertion in model container [2024-11-18 18:30:46,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,450 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:30:46,668 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_dependencies_file-90.i[919,932] [2024-11-18 18:30:46,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:30:46,759 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:30:46,774 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_dependencies_file-90.i[919,932] [2024-11-18 18:30:46,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:30:46,834 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:30:46,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46 WrapperNode [2024-11-18 18:30:46,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:30:46,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:30:46,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:30:46,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:30:46,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,892 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 129 [2024-11-18 18:30:46,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:30:46,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:30:46,898 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:30:46,898 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:30:46,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,912 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,928 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]. [2024-11-18 18:30:46,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,943 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,960 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:30:46,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:30:46,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:30:46,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:30:46,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (1/1) ... [2024-11-18 18:30:46,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:30:46,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:30:46,999 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) [2024-11-18 18:30:47,002 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 [2024-11-18 18:30:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:30:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 18:30:47,052 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 18:30:47,052 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 18:30:47,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:30:47,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:30:47,140 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:30:47,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:30:48,018 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-18 18:30:48,018 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:30:48,035 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:30:48,036 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:30:48,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:30:48 BoogieIcfgContainer [2024-11-18 18:30:48,037 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:30:48,039 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:30:48,039 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:30:48,041 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:30:48,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:30:46" (1/3) ... [2024-11-18 18:30:48,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23b9d84c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:30:48, skipping insertion in model container [2024-11-18 18:30:48,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:30:46" (2/3) ... [2024-11-18 18:30:48,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23b9d84c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:30:48, skipping insertion in model container [2024-11-18 18:30:48,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:30:48" (3/3) ... [2024-11-18 18:30:48,046 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-90.i [2024-11-18 18:30:48,062 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:30:48,063 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:30:48,119 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:30:48,125 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;@4bf7c761, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:30:48,125 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:30:48,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 37 states have internal predecessors, (52), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-18 18:30:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 18:30:48,140 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:30:48,141 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:30:48,142 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:30:48,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:30:48,147 INFO L85 PathProgramCache]: Analyzing trace with hash -934770467, now seen corresponding path program 1 times [2024-11-18 18:30:48,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:30:48,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [432771274] [2024-11-18 18:30:48,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:48,159 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 [2024-11-18 18:30:48,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:30:48,162 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) [2024-11-18 18:30:48,163 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 [2024-11-18 18:30:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:30:48,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 18:30:48,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:30:48,544 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-11-18 18:30:48,545 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:30:48,546 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:30:48,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [432771274] [2024-11-18 18:30:48,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [432771274] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:30:48,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:30:48,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 18:30:48,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16328997] [2024-11-18 18:30:48,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:30:48,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 18:30:48,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:30:48,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 18:30:48,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:30:48,580 INFO L87 Difference]: Start difference. First operand has 57 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 37 states have internal predecessors, (52), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-18 18:30:48,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:30:48,612 INFO L93 Difference]: Finished difference Result 107 states and 188 transitions. [2024-11-18 18:30:48,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 18:30:48,614 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 114 [2024-11-18 18:30:48,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:30:48,621 INFO L225 Difference]: With dead ends: 107 [2024-11-18 18:30:48,621 INFO L226 Difference]: Without dead ends: 53 [2024-11-18 18:30:48,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:30:48,626 INFO L432 NwaCegarLoop]: 81 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, 81 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 [2024-11-18 18:30:48,627 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:30:48,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-11-18 18:30:48,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2024-11-18 18:30:48,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 33 states have internal predecessors, (45), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-18 18:30:48,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 81 transitions. [2024-11-18 18:30:48,662 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 81 transitions. Word has length 114 [2024-11-18 18:30:48,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:30:48,662 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 81 transitions. [2024-11-18 18:30:48,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-18 18:30:48,663 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2024-11-18 18:30:48,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 18:30:48,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:30:48,666 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:30:48,676 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 [2024-11-18 18:30:48,867 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 [2024-11-18 18:30:48,867 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:30:48,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:30:48,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1577401253, now seen corresponding path program 1 times [2024-11-18 18:30:48,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:30:48,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658546307] [2024-11-18 18:30:48,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:48,870 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 [2024-11-18 18:30:48,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:30:48,873 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) [2024-11-18 18:30:48,874 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 [2024-11-18 18:30:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:30:49,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-18 18:30:49,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:30:50,133 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 383 proven. 48 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-18 18:30:50,133 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:30:50,471 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:30:50,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658546307] [2024-11-18 18:30:50,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658546307] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:30:50,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [790428004] [2024-11-18 18:30:50,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:50,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 18:30:50,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 18:30:50,476 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 18:30:50,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-18 18:30:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:30:52,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-18 18:30:52,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:30:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 383 proven. 48 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-18 18:30:52,833 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:30:53,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [790428004] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:30:53,027 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 18:30:53,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2024-11-18 18:30:53,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017798162] [2024-11-18 18:30:53,028 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 18:30:53,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 18:30:53,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:30:53,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 18:30:53,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-11-18 18:30:53,031 INFO L87 Difference]: Start difference. First operand 53 states and 81 transitions. Second operand has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 10 states have internal predecessors, (39), 3 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-18 18:30:55,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:30:55,250 INFO L93 Difference]: Finished difference Result 209 states and 309 transitions. [2024-11-18 18:30:55,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-18 18:30:55,261 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 10 states have internal predecessors, (39), 3 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 114 [2024-11-18 18:30:55,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:30:55,265 INFO L225 Difference]: With dead ends: 209 [2024-11-18 18:30:55,265 INFO L226 Difference]: Without dead ends: 159 [2024-11-18 18:30:55,266 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=258, Invalid=612, Unknown=0, NotChecked=0, Total=870 [2024-11-18 18:30:55,267 INFO L432 NwaCegarLoop]: 57 mSDtfsCounter, 148 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-18 18:30:55,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 418 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-18 18:30:55,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2024-11-18 18:30:55,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 133. [2024-11-18 18:30:55,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 85 states have (on average 1.3647058823529412) internal successors, (116), 86 states have internal predecessors, (116), 42 states have call successors, (42), 5 states have call predecessors, (42), 5 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-18 18:30:55,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 200 transitions. [2024-11-18 18:30:55,296 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 200 transitions. Word has length 114 [2024-11-18 18:30:55,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:30:55,297 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 200 transitions. [2024-11-18 18:30:55,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 10 states have internal predecessors, (39), 3 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-18 18:30:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 200 transitions. [2024-11-18 18:30:55,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-18 18:30:55,299 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:30:55,300 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:30:55,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-18 18:30:55,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-18 18:30:55,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,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 [2024-11-18 18:30:55,701 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:30:55,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:30:55,702 INFO L85 PathProgramCache]: Analyzing trace with hash 768054627, now seen corresponding path program 1 times [2024-11-18 18:30:55,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:30:55,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450970646] [2024-11-18 18:30:55,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:30:55,703 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 [2024-11-18 18:30:55,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:30:55,705 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:30:55,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-18 18:30:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:30:55,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-18 18:30:55,996 INFO L278 TraceCheckSpWp]: Computing forward predicates...