./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.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 c30a7e667426b39d31a60181ec3dc8a88daec5569bf33b1d3795c06dd3518fa6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 21:35:18,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 21:35:18,145 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 21:35:18,150 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 21:35:18,150 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 21:35:18,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 21:35:18,175 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 21:35:18,175 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 21:35:18,175 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 21:35:18,176 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 21:35:18,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 21:35:18,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 21:35:18,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 21:35:18,176 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 21:35:18,176 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 21:35:18,177 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 21:35:18,177 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 21:35:18,178 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 21:35:18,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 21:35:18,178 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 21:35:18,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 21:35:18,179 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 21:35:18,179 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 21:35:18,179 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 21:35:18,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 21:35:18,179 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> c30a7e667426b39d31a60181ec3dc8a88daec5569bf33b1d3795c06dd3518fa6 [2025-03-03 21:35:18,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 21:35:18,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 21:35:18,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 21:35:18,406 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 21:35:18,406 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 21:35:18,407 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-03 21:35:19,546 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7776c454/1a7c138aa56740c881c2b60e1cddca9b/FLAG9c8b518b4 [2025-03-03 21:35:19,824 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 21:35:19,830 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-03 21:35:19,838 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7776c454/1a7c138aa56740c881c2b60e1cddca9b/FLAG9c8b518b4 [2025-03-03 21:35:20,126 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7776c454/1a7c138aa56740c881c2b60e1cddca9b [2025-03-03 21:35:20,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 21:35:20,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 21:35:20,131 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 21:35:20,131 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 21:35:20,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 21:35:20,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0cc83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20, skipping insertion in model container [2025-03-03 21:35:20,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,150 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 21:35:20,249 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i[919,932] [2025-03-03 21:35:20,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 21:35:20,331 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 21:35:20,338 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i[919,932] [2025-03-03 21:35:20,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 21:35:20,385 INFO L204 MainTranslator]: Completed translation [2025-03-03 21:35:20,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20 WrapperNode [2025-03-03 21:35:20,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 21:35:20,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 21:35:20,388 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 21:35:20,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 21:35:20,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,430 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2025-03-03 21:35:20,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 21:35:20,431 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 21:35:20,431 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 21:35:20,431 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 21:35:20,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,443 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,460 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]. [2025-03-03 21:35:20,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,467 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,472 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 21:35:20,483 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 21:35:20,483 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 21:35:20,484 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 21:35:20,484 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (1/1) ... [2025-03-03 21:35:20,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 21:35:20,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:35:20,509 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) [2025-03-03 21:35:20,511 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 [2025-03-03 21:35:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 21:35:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 21:35:20,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 21:35:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 21:35:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 21:35:20,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 21:35:20,584 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 21:35:20,585 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 21:35:20,951 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L173: havoc property_#t~ite20#1;havoc property_#t~ite19#1;havoc property_#t~bitwise18#1;havoc property_#t~short21#1; [2025-03-03 21:35:20,987 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-03 21:35:20,987 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 21:35:21,008 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 21:35:21,009 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 21:35:21,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:35:21 BoogieIcfgContainer [2025-03-03 21:35:21,010 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 21:35:21,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 21:35:21,012 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 21:35:21,015 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 21:35:21,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 09:35:20" (1/3) ... [2025-03-03 21:35:21,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca31649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:35:21, skipping insertion in model container [2025-03-03 21:35:21,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:20" (2/3) ... [2025-03-03 21:35:21,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca31649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:35:21, skipping insertion in model container [2025-03-03 21:35:21,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:35:21" (3/3) ... [2025-03-03 21:35:21,017 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-03 21:35:21,028 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 21:35:21,029 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i that has 2 procedures, 94 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 21:35:21,073 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 21:35:21,081 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;@62402799, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 21:35:21,081 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 21:35:21,086 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 71 states have (on average 1.4929577464788732) internal successors, (106), 72 states have internal predecessors, (106), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-03 21:35:21,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-03 21:35:21,094 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:35:21,095 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 21:35:21,095 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:35:21,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:35:21,098 INFO L85 PathProgramCache]: Analyzing trace with hash -395841223, now seen corresponding path program 1 times [2025-03-03 21:35:21,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 21:35:21,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382499022] [2025-03-03 21:35:21,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:21,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 21:35:21,184 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-03 21:35:21,204 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-03 21:35:21,205 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:21,205 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:35:21,325 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-03 21:35:21,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 21:35:21,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382499022] [2025-03-03 21:35:21,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382499022] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 21:35:21,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [994619727] [2025-03-03 21:35:21,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:21,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 21:35:21,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:35:21,329 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) [2025-03-03 21:35:21,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 21:35:21,389 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-03 21:35:21,436 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-03 21:35:21,436 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:21,436 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:35:21,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 21:35:21,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:35:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-03 21:35:21,457 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 21:35:21,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [994619727] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 21:35:21,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 21:35:21,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 21:35:21,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007620861] [2025-03-03 21:35:21,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 21:35:21,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 21:35:21,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 21:35:21,478 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 21:35:21,478 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 21:35:21,480 INFO L87 Difference]: Start difference. First operand has 94 states, 71 states have (on average 1.4929577464788732) internal successors, (106), 72 states have internal predecessors, (106), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-03 21:35:21,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:35:21,503 INFO L93 Difference]: Finished difference Result 182 states and 307 transitions. [2025-03-03 21:35:21,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 21:35:21,504 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 141 [2025-03-03 21:35:21,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:35:21,508 INFO L225 Difference]: With dead ends: 182 [2025-03-03 21:35:21,509 INFO L226 Difference]: Without dead ends: 91 [2025-03-03 21:35:21,511 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 21:35:21,513 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 21:35:21,513 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 21:35:21,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-03-03 21:35:21,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2025-03-03 21:35:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 69 states have internal predecessors, (100), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-03 21:35:21,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 140 transitions. [2025-03-03 21:35:21,540 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 140 transitions. Word has length 141 [2025-03-03 21:35:21,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:35:21,540 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 140 transitions. [2025-03-03 21:35:21,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-03 21:35:21,540 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2025-03-03 21:35:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-03 21:35:21,542 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:35:21,542 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 21:35:21,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 21:35:21,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-03 21:35:21,743 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:35:21,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:35:21,743 INFO L85 PathProgramCache]: Analyzing trace with hash -443509289, now seen corresponding path program 1 times [2025-03-03 21:35:21,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 21:35:21,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052649853] [2025-03-03 21:35:21,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:21,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 21:35:21,761 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-03 21:35:21,819 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-03 21:35:21,819 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:21,819 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:35:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-03 21:35:22,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 21:35:22,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052649853] [2025-03-03 21:35:22,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052649853] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 21:35:22,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 21:35:22,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 21:35:22,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888996294] [2025-03-03 21:35:22,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 21:35:22,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 21:35:22,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 21:35:22,073 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 21:35:22,073 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-03 21:35:22,073 INFO L87 Difference]: Start difference. First operand 91 states and 140 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 21:35:22,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:35:22,269 INFO L93 Difference]: Finished difference Result 315 states and 484 transitions. [2025-03-03 21:35:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 21:35:22,270 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 141 [2025-03-03 21:35:22,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:35:22,272 INFO L225 Difference]: With dead ends: 315 [2025-03-03 21:35:22,272 INFO L226 Difference]: Without dead ends: 227 [2025-03-03 21:35:22,273 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-03-03 21:35:22,273 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 206 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-03 21:35:22,273 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 430 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-03 21:35:22,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2025-03-03 21:35:22,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 222. [2025-03-03 21:35:22,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 174 states have (on average 1.4655172413793103) internal successors, (255), 175 states have internal predecessors, (255), 44 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2025-03-03 21:35:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 343 transitions. [2025-03-03 21:35:22,303 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 343 transitions. Word has length 141 [2025-03-03 21:35:22,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:35:22,303 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 343 transitions. [2025-03-03 21:35:22,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 21:35:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 343 transitions. [2025-03-03 21:35:22,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-03 21:35:22,308 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:35:22,308 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 21:35:22,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 21:35:22,309 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:35:22,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:35:22,309 INFO L85 PathProgramCache]: Analyzing trace with hash -640022794, now seen corresponding path program 1 times [2025-03-03 21:35:22,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 21:35:22,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589467375] [2025-03-03 21:35:22,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:22,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 21:35:22,323 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-03 21:35:22,341 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-03 21:35:22,341 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:22,341 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:35:22,630 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-03 21:35:22,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 21:35:22,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589467375] [2025-03-03 21:35:22,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589467375] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 21:35:22,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 21:35:22,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 21:35:22,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030407261] [2025-03-03 21:35:22,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 21:35:22,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 21:35:22,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 21:35:22,634 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 21:35:22,635 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 21:35:22,635 INFO L87 Difference]: Start difference. First operand 222 states and 343 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 21:35:22,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:35:22,825 INFO L93 Difference]: Finished difference Result 595 states and 917 transitions. [2025-03-03 21:35:22,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 21:35:22,825 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 141 [2025-03-03 21:35:22,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:35:22,829 INFO L225 Difference]: With dead ends: 595 [2025-03-03 21:35:22,831 INFO L226 Difference]: Without dead ends: 376 [2025-03-03 21:35:22,832 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-03 21:35:22,833 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 126 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 21:35:22,833 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 466 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 21:35:22,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2025-03-03 21:35:22,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 288. [2025-03-03 21:35:22,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 218 states have (on average 1.4403669724770642) internal successors, (314), 219 states have internal predecessors, (314), 64 states have call successors, (64), 5 states have call predecessors, (64), 5 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2025-03-03 21:35:22,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 442 transitions. [2025-03-03 21:35:22,870 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 442 transitions. Word has length 141 [2025-03-03 21:35:22,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:35:22,871 INFO L471 AbstractCegarLoop]: Abstraction has 288 states and 442 transitions. [2025-03-03 21:35:22,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 21:35:22,871 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 442 transitions. [2025-03-03 21:35:22,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-03 21:35:22,874 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:35:22,874 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 21:35:22,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-03 21:35:22,874 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:35:22,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:35:22,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1690319516, now seen corresponding path program 1 times [2025-03-03 21:35:22,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 21:35:22,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367301778] [2025-03-03 21:35:22,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:22,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 21:35:22,885 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 21:35:22,984 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 21:35:22,984 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:22,984 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 21:35:22,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [145839323] [2025-03-03 21:35:22,988 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:22,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 21:35:22,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:35:22,990 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) [2025-03-03 21:35:22,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 21:35:23,039 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 21:35:23,084 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 21:35:23,084 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:23,084 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 21:35:23,084 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 21:35:23,103 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 21:35:23,145 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 21:35:23,146 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:23,146 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 21:35:23,212 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 21:35:23,212 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 21:35:23,213 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 21:35:23,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-03 21:35:23,415 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 [2025-03-03 21:35:23,417 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-03 21:35:23,493 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 21:35:23,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 09:35:23 BoogieIcfgContainer [2025-03-03 21:35:23,499 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 21:35:23,499 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 21:35:23,499 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 21:35:23,499 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 21:35:23,500 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:35:21" (3/4) ... [2025-03-03 21:35:23,501 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 21:35:23,502 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 21:35:23,503 INFO L158 Benchmark]: Toolchain (without parser) took 3373.54ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 42.7MB in the end (delta: 61.1MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2025-03-03 21:35:23,503 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 21:35:23,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.25ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 88.8MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 21:35:23,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.02ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 83.7MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 21:35:23,505 INFO L158 Benchmark]: Boogie Preprocessor took 51.73ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 79.3MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 21:35:23,505 INFO L158 Benchmark]: IcfgBuilder took 526.52ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 47.9MB in the end (delta: 31.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-03 21:35:23,505 INFO L158 Benchmark]: TraceAbstraction took 2487.23ms. Allocated memory is still 142.6MB. Free memory was 46.8MB in the beginning and 42.8MB in the end (delta: 4.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2025-03-03 21:35:23,505 INFO L158 Benchmark]: Witness Printer took 2.93ms. Allocated memory is still 142.6MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 21:35:23,507 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.25ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 88.8MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.02ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 83.7MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.73ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 79.3MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 526.52ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 47.9MB in the end (delta: 31.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2487.23ms. Allocated memory is still 142.6MB. Free memory was 46.8MB in the beginning and 42.8MB in the end (delta: 4.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Witness Printer took 2.93ms. Allocated memory is still 142.6MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 41.6kB). 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 someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 173, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 157. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 25; [L23] unsigned char var_1_2 = 25; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] signed long int var_1_5 = 4; [L27] unsigned char var_1_7 = 0; [L28] unsigned char var_1_8 = 1; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 0; [L31] double var_1_11 = 7.3; [L32] double var_1_12 = 1.25; [L33] double var_1_13 = 128.8; [L34] signed char var_1_14 = -1; [L35] signed char var_1_15 = 10; [L36] signed short int var_1_16 = 8; [L37] unsigned long int var_1_18 = 128; [L38] unsigned long int var_1_19 = 3963666122; [L39] float var_1_20 = 15.875; [L40] signed short int var_1_23 = -10; [L41] unsigned long int var_1_30 = 1000000000; [L42] float var_1_33 = 99.25; [L43] signed long int var_1_34 = 10; [L44] unsigned char var_1_35 = 16; [L45] signed long int var_1_39 = -128; [L46] signed long int var_1_40 = 1792665454; [L47] unsigned char last_1_var_1_8 = 1; [L48] signed char last_1_var_1_14 = -1; VAL [isInitial=0, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=25, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L177] isInitial = 1 [L178] FCALL initially() [L179] COND TRUE 1 [L180] CALL updateLastVariables() [L169] last_1_var_1_8 = var_1_8 [L170] last_1_var_1_14 = var_1_14 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=25, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L180] RET updateLastVariables() [L181] CALL updateVariables() [L136] var_1_2 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L137] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L138] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L139] var_1_3 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L140] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L141] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L142] var_1_4 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L143] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L144] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L144] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L145] var_1_7 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_8=1, var_1_9=0] [L146] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_8=1, var_1_9=0] [L147] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=0] [L147] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=0] [L148] var_1_9 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L149] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L150] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L152] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L153] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L154] var_1_12 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L155] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L156] var_1_13 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L157] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L158] var_1_15 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_15 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L159] RET assume_abort_if_not(var_1_15 >= -127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L160] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L161] var_1_19 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L162] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L163] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L164] var_1_40 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_40 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L165] RET assume_abort_if_not(var_1_40 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_40 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L166] RET assume_abort_if_not(var_1_40 <= 2147483646) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L181] RET updateVariables() [L182] CALL step() [L52] var_1_20 = ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L53] COND FALSE !(128u <= var_1_1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L68] COND TRUE var_1_2 >= var_1_2 [L69] var_1_30 = (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) - var_1_3) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L71] var_1_33 = var_1_12 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L72] COND TRUE \read(var_1_10) [L73] var_1_34 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L75] COND TRUE var_1_19 > var_1_3 [L76] var_1_35 = var_1_4 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L84] EXPR var_1_4 >> var_1_4 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L84] COND FALSE !(var_1_2 > (var_1_4 >> var_1_4)) [L91] var_1_39 = var_1_2 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L93] unsigned char stepLocal_0 = last_1_var_1_8; VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, stepLocal_0=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L94] COND TRUE stepLocal_0 && last_1_var_1_8 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L95] COND TRUE \read(last_1_var_1_8) [L96] var_1_5 = (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L101] COND TRUE var_1_5 < var_1_3 [L102] var_1_8 = ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L106] var_1_1 = (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L107] COND FALSE !((64.4f + 1.5f) <= var_1_13) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L112] unsigned char stepLocal_3 = var_1_9 && var_1_8; VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, stepLocal_3=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L113] COND TRUE stepLocal_3 || (var_1_8 && var_1_10) [L114] var_1_18 = (var_1_19 - (((((1991720936u - var_1_1)) < (var_1_2)) ? ((1991720936u - var_1_1)) : (var_1_2)))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L118] signed long int stepLocal_1 = 8 + var_1_14; VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, stepLocal_1=7, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L119] COND FALSE !(var_1_4 == stepLocal_1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L122] EXPR var_1_15 & var_1_1 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L122] unsigned long int stepLocal_2 = var_1_18 * (var_1_15 & var_1_1); [L123] COND FALSE !(var_1_12 >= 9.6) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, stepLocal_2=0, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L182] RET step() [L183] CALL, EXPR property() [L173] EXPR (((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((last_1_var_1_8 && last_1_var_1_8) ? (last_1_var_1_8 ? (var_1_5 == ((signed long int) (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_5 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_14)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_1 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L173-L174] return ((((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((last_1_var_1_8 && last_1_var_1_8) ? (last_1_var_1_8 ? (var_1_5 == ((signed long int) (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_5 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_14)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_1 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1)) && (((var_1_9 && var_1_8) || (var_1_8 && var_1_10)) ? (var_1_18 == ((unsigned long int) (var_1_19 - (((((1991720936u - var_1_1)) < (var_1_2)) ? ((1991720936u - var_1_1)) : (var_1_2)))))) : (var_1_18 == ((unsigned long int) var_1_2))) ; [L183] RET, EXPR property() [L183] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 332 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 332 mSDsluCounter, 1032 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 641 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 217 IncrementalHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 391 mSDtfsCounter, 217 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 157 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=288occurred in iteration=3, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 93 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 848 NumberOfCodeBlocks, 848 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 560 ConstructedInterpolants, 0 QuantifiedInterpolants, 886 SizeOfPredicates, 0 NumberOfNonLiveVariables, 338 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 3002/3040 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 21:35:23,527 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.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 c30a7e667426b39d31a60181ec3dc8a88daec5569bf33b1d3795c06dd3518fa6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 21:35:25,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 21:35:25,358 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 21:35:25,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 21:35:25,369 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 21:35:25,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 21:35:25,410 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 21:35:25,411 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 21:35:25,411 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 21:35:25,411 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 21:35:25,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 21:35:25,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 21:35:25,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 21:35:25,413 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 21:35:25,413 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 21:35:25,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 21:35:25,414 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 21:35:25,414 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 21:35:25,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 21:35:25,415 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 21:35:25,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 21:35:25,415 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 21:35:25,415 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 21:35:25,416 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 21:35:25,416 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 21:35:25,416 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 21:35:25,416 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 21:35:25,416 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> c30a7e667426b39d31a60181ec3dc8a88daec5569bf33b1d3795c06dd3518fa6 [2025-03-03 21:35:25,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 21:35:25,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 21:35:25,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 21:35:25,663 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 21:35:25,663 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 21:35:25,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-03 21:35:26,808 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee2b28a2a/ab09373bd4f34622a395ec6a90bedc4c/FLAG2910fa5a2 [2025-03-03 21:35:27,052 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 21:35:27,053 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-03 21:35:27,063 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee2b28a2a/ab09373bd4f34622a395ec6a90bedc4c/FLAG2910fa5a2 [2025-03-03 21:35:27,383 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee2b28a2a/ab09373bd4f34622a395ec6a90bedc4c [2025-03-03 21:35:27,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 21:35:27,387 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 21:35:27,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 21:35:27,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 21:35:27,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 21:35:27,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585ee9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27, skipping insertion in model container [2025-03-03 21:35:27,394 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,412 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 21:35:27,509 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i[919,932] [2025-03-03 21:35:27,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 21:35:27,571 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 21:35:27,578 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i[919,932] [2025-03-03 21:35:27,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 21:35:27,616 INFO L204 MainTranslator]: Completed translation [2025-03-03 21:35:27,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27 WrapperNode [2025-03-03 21:35:27,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 21:35:27,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 21:35:27,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 21:35:27,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 21:35:27,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,661 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2025-03-03 21:35:27,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 21:35:27,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 21:35:27,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 21:35:27,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 21:35:27,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,680 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,691 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]. [2025-03-03 21:35:27,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,702 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,707 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 21:35:27,714 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 21:35:27,714 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 21:35:27,714 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 21:35:27,715 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (1/1) ... [2025-03-03 21:35:27,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 21:35:27,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:35:27,742 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) [2025-03-03 21:35:27,747 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 [2025-03-03 21:35:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 21:35:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 21:35:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 21:35:27,762 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 21:35:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 21:35:27,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 21:35:27,817 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 21:35:27,819 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 21:35:28,634 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-03 21:35:28,634 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 21:35:28,644 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 21:35:28,645 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 21:35:28,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:35:28 BoogieIcfgContainer [2025-03-03 21:35:28,646 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 21:35:28,647 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 21:35:28,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 21:35:28,651 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 21:35:28,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 09:35:27" (1/3) ... [2025-03-03 21:35:28,652 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26b101e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:35:28, skipping insertion in model container [2025-03-03 21:35:28,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:35:27" (2/3) ... [2025-03-03 21:35:28,652 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26b101e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:35:28, skipping insertion in model container [2025-03-03 21:35:28,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:35:28" (3/3) ... [2025-03-03 21:35:28,653 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-03 21:35:28,662 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 21:35:28,663 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 21:35:28,706 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 21:35:28,716 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;@40b58f7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 21:35:28,717 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 21:35:28,720 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-03 21:35:28,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-03 21:35:28,730 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:35:28,731 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 21:35:28,731 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:35:28,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:35:28,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1141523968, now seen corresponding path program 1 times [2025-03-03 21:35:28,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 21:35:28,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1740346907] [2025-03-03 21:35:28,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:28,743 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 [2025-03-03 21:35:28,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 21:35:28,745 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) [2025-03-03 21:35:28,746 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 [2025-03-03 21:35:28,811 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-03 21:35:28,950 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-03 21:35:28,951 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:28,951 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:35:28,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 21:35:28,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:35:29,005 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 374 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2025-03-03 21:35:29,006 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 21:35:29,007 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 21:35:29,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1740346907] [2025-03-03 21:35:29,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1740346907] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 21:35:29,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 21:35:29,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 21:35:29,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313434508] [2025-03-03 21:35:29,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 21:35:29,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 21:35:29,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 21:35:29,031 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 21:35:29,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 21:35:29,035 INFO L87 Difference]: Start difference. First operand has 76 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-03 21:35:29,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:35:29,053 INFO L93 Difference]: Finished difference Result 146 states and 251 transitions. [2025-03-03 21:35:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 21:35:29,056 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2025-03-03 21:35:29,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:35:29,060 INFO L225 Difference]: With dead ends: 146 [2025-03-03 21:35:29,060 INFO L226 Difference]: Without dead ends: 73 [2025-03-03 21:35:29,063 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 21:35:29,065 INFO L435 NwaCegarLoop]: 112 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, 112 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 [2025-03-03 21:35:29,065 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 21:35:29,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2025-03-03 21:35:29,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2025-03-03 21:35:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-03 21:35:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 112 transitions. [2025-03-03 21:35:29,106 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 112 transitions. Word has length 137 [2025-03-03 21:35:29,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:35:29,107 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 112 transitions. [2025-03-03 21:35:29,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-03 21:35:29,108 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2025-03-03 21:35:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-03 21:35:29,112 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:35:29,112 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 21:35:29,120 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 (2)] Forceful destruction successful, exit code 0 [2025-03-03 21:35:29,313 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 [2025-03-03 21:35:29,314 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:35:29,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:35:29,314 INFO L85 PathProgramCache]: Analyzing trace with hash -687216226, now seen corresponding path program 1 times [2025-03-03 21:35:29,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 21:35:29,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [23690842] [2025-03-03 21:35:29,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:29,315 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 [2025-03-03 21:35:29,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 21:35:29,317 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) [2025-03-03 21:35:29,318 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 [2025-03-03 21:35:29,385 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-03 21:35:29,534 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-03 21:35:29,534 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:29,534 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:35:29,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-03 21:35:29,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:35:29,739 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 399 proven. 27 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2025-03-03 21:35:29,741 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 21:35:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2025-03-03 21:35:29,964 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 21:35:29,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [23690842] [2025-03-03 21:35:29,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [23690842] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 21:35:29,965 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 21:35:29,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2025-03-03 21:35:29,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160532452] [2025-03-03 21:35:29,965 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 21:35:29,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-03 21:35:29,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 21:35:29,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-03 21:35:29,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-03 21:35:29,967 INFO L87 Difference]: Start difference. First operand 73 states and 112 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-03-03 21:35:30,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:35:30,591 INFO L93 Difference]: Finished difference Result 167 states and 253 transitions. [2025-03-03 21:35:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-03 21:35:30,592 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 137 [2025-03-03 21:35:30,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:35:30,593 INFO L225 Difference]: With dead ends: 167 [2025-03-03 21:35:30,593 INFO L226 Difference]: Without dead ends: 97 [2025-03-03 21:35:30,595 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 266 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-03 21:35:30,596 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 113 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-03 21:35:30,596 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 215 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-03 21:35:30,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-03-03 21:35:30,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 92. [2025-03-03 21:35:30,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 59 states have (on average 1.2881355932203389) internal successors, (76), 60 states have internal predecessors, (76), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2025-03-03 21:35:30,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 136 transitions. [2025-03-03 21:35:30,612 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 136 transitions. Word has length 137 [2025-03-03 21:35:30,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:35:30,614 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 136 transitions. [2025-03-03 21:35:30,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-03-03 21:35:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 136 transitions. [2025-03-03 21:35:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-03 21:35:30,616 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:35:30,616 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 21:35:30,625 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 [2025-03-03 21:35:30,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 21:35:30,817 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:35:30,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:35:30,817 INFO L85 PathProgramCache]: Analyzing trace with hash 309856127, now seen corresponding path program 1 times [2025-03-03 21:35:30,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 21:35:30,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [152187099] [2025-03-03 21:35:30,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:30,818 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 [2025-03-03 21:35:30,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 21:35:30,820 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 21:35:30,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-03 21:35:30,866 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-03 21:35:31,000 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-03 21:35:31,000 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:31,000 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:35:31,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-03 21:35:31,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:35:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-03 21:35:31,286 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 21:35:31,287 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 21:35:31,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [152187099] [2025-03-03 21:35:31,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [152187099] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 21:35:31,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 21:35:31,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 21:35:31,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390561114] [2025-03-03 21:35:31,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 21:35:31,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 21:35:31,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 21:35:31,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 21:35:31,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-03 21:35:31,288 INFO L87 Difference]: Start difference. First operand 92 states and 136 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 21:35:32,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:35:32,019 INFO L93 Difference]: Finished difference Result 223 states and 325 transitions. [2025-03-03 21:35:32,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 21:35:32,027 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2025-03-03 21:35:32,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:35:32,028 INFO L225 Difference]: With dead ends: 223 [2025-03-03 21:35:32,028 INFO L226 Difference]: Without dead ends: 150 [2025-03-03 21:35:32,029 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2025-03-03 21:35:32,029 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 80 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-03 21:35:32,030 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 351 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-03 21:35:32,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2025-03-03 21:35:32,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 132. [2025-03-03 21:35:32,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 87 states have (on average 1.2873563218390804) internal successors, (112), 87 states have internal predecessors, (112), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-03 21:35:32,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 192 transitions. [2025-03-03 21:35:32,063 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 192 transitions. Word has length 137 [2025-03-03 21:35:32,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:35:32,063 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 192 transitions. [2025-03-03 21:35:32,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-03 21:35:32,064 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 192 transitions. [2025-03-03 21:35:32,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-03-03 21:35:32,065 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:35:32,065 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 21:35:32,072 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 (4)] Ended with exit code 0 [2025-03-03 21:35:32,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 21:35:32,265 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:35:32,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:35:32,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1941619850, now seen corresponding path program 1 times [2025-03-03 21:35:32,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 21:35:32,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958882782] [2025-03-03 21:35:32,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:35:32,266 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 [2025-03-03 21:35:32,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 21:35:32,268 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) [2025-03-03 21:35:32,269 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 [2025-03-03 21:35:32,300 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-03 21:35:32,429 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-03 21:35:32,430 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:35:32,430 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:35:32,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-03-03 21:35:32,441 INFO L279 TraceCheckSpWp]: Computing forward predicates...