./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed 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_operatoramount_amount100_file-42.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 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 15:06:28,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 15:06:28,866 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 15:06:28,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 15:06:28,874 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 15:06:28,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 15:06:28,895 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 15:06:28,895 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 15:06:28,896 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 15:06:28,896 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 15:06:28,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 15:06:28,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 15:06:28,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 15:06:28,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 15:06:28,897 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 15:06:28,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 15:06:28,898 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 15:06:28,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 15:06:28,899 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 15:06:28,899 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 15:06:28,899 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 15:06:28,899 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 15:06:28,899 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 15:06:28,899 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 15:06:28,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 15:06:28,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 15:06:28,900 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 15:06:28,900 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 -> 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 [2025-03-08 15:06:29,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 15:06:29,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 15:06:29,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 15:06:29,141 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 15:06:29,141 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 15:06:29,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-03-08 15:06:30,256 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addff742c/79db0ed54cc64ef7a084ec9df0b50387/FLAG6de559223 [2025-03-08 15:06:30,504 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 15:06:30,505 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-03-08 15:06:30,515 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addff742c/79db0ed54cc64ef7a084ec9df0b50387/FLAG6de559223 [2025-03-08 15:06:30,814 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addff742c/79db0ed54cc64ef7a084ec9df0b50387 [2025-03-08 15:06:30,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 15:06:30,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 15:06:30,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 15:06:30,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 15:06:30,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 15:06:30,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:06:30" (1/1) ... [2025-03-08 15:06:30,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f0b8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:30, skipping insertion in model container [2025-03-08 15:06:30,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:06:30" (1/1) ... [2025-03-08 15:06:30,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 15:06:30,945 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_operatoramount_amount100_file-42.i[916,929] [2025-03-08 15:06:31,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 15:06:31,037 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 15:06:31,044 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_operatoramount_amount100_file-42.i[916,929] [2025-03-08 15:06:31,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 15:06:31,103 INFO L204 MainTranslator]: Completed translation [2025-03-08 15:06:31,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31 WrapperNode [2025-03-08 15:06:31,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 15:06:31,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 15:06:31,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 15:06:31,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 15:06:31,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,146 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2025-03-08 15:06:31,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 15:06:31,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 15:06:31,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 15:06:31,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 15:06:31,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,158 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,172 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]. [2025-03-08 15:06:31,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,180 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,183 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 15:06:31,192 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 15:06:31,192 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 15:06:31,192 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 15:06:31,197 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (1/1) ... [2025-03-08 15:06:31,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 15:06:31,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:06:31,224 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) [2025-03-08 15:06:31,226 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 [2025-03-08 15:06:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 15:06:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 15:06:31,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 15:06:31,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 15:06:31,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 15:06:31,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 15:06:31,303 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 15:06:31,305 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 15:06:31,677 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L177: havoc property_#t~bitwise18#1;havoc property_#t~short19#1; [2025-03-08 15:06:31,701 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-08 15:06:31,702 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 15:06:31,716 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 15:06:31,716 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 15:06:31,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:06:31 BoogieIcfgContainer [2025-03-08 15:06:31,718 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 15:06:31,720 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 15:06:31,720 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 15:06:31,724 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 15:06:31,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 03:06:30" (1/3) ... [2025-03-08 15:06:31,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d90e4d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:06:31, skipping insertion in model container [2025-03-08 15:06:31,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:31" (2/3) ... [2025-03-08 15:06:31,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d90e4d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:06:31, skipping insertion in model container [2025-03-08 15:06:31,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:06:31" (3/3) ... [2025-03-08 15:06:31,726 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-42.i [2025-03-08 15:06:31,736 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 15:06:31,740 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-42.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 15:06:31,775 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 15:06:31,786 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;@2e059c59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 15:06:31,786 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 15:06:31,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 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) [2025-03-08 15:06:31,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-08 15:06:31,796 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:06:31,796 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] [2025-03-08 15:06:31,797 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:06:31,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:06:31,801 INFO L85 PathProgramCache]: Analyzing trace with hash -665926185, now seen corresponding path program 1 times [2025-03-08 15:06:31,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 15:06:31,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447031148] [2025-03-08 15:06:31,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:31,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 15:06:31,908 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-08 15:06:31,931 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-08 15:06:31,933 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:31,933 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:06:32,096 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-08 15:06:32,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 15:06:32,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447031148] [2025-03-08 15:06:32,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447031148] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 15:06:32,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860083917] [2025-03-08 15:06:32,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:32,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 15:06:32,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:06:32,101 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) [2025-03-08 15:06:32,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 15:06:32,185 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-08 15:06:32,265 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-08 15:06:32,266 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:32,266 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:06:32,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 15:06:32,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:06:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-08 15:06:32,305 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 15:06:32,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1860083917] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 15:06:32,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 15:06:32,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 15:06:32,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457045067] [2025-03-08 15:06:32,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 15:06:32,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 15:06:32,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 15:06:32,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 15:06:32,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 15:06:32,325 INFO L87 Difference]: Start difference. First operand has 80 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 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) [2025-03-08 15:06:32,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 15:06:32,347 INFO L93 Difference]: Finished difference Result 154 states and 257 transitions. [2025-03-08 15:06:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 15:06:32,348 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 [2025-03-08 15:06:32,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 15:06:32,353 INFO L225 Difference]: With dead ends: 154 [2025-03-08 15:06:32,353 INFO L226 Difference]: Without dead ends: 77 [2025-03-08 15:06:32,355 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 [2025-03-08 15:06:32,357 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 15:06:32,357 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 15:06:32,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2025-03-08 15:06:32,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2025-03-08 15:06:32,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 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) [2025-03-08 15:06:32,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 116 transitions. [2025-03-08 15:06:32,394 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 116 transitions. Word has length 141 [2025-03-08 15:06:32,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 15:06:32,394 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 116 transitions. [2025-03-08 15:06:32,395 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) [2025-03-08 15:06:32,396 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2025-03-08 15:06:32,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-08 15:06:32,401 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:06:32,401 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] [2025-03-08 15:06:32,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-08 15:06:32,606 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 [2025-03-08 15:06:32,606 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:06:32,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:06:32,607 INFO L85 PathProgramCache]: Analyzing trace with hash -99257833, now seen corresponding path program 1 times [2025-03-08 15:06:32,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 15:06:32,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169981194] [2025-03-08 15:06:32,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:32,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 15:06:32,626 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-08 15:06:32,699 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-08 15:06:32,701 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:32,702 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:06:33,271 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-08 15:06:33,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 15:06:33,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169981194] [2025-03-08 15:06:33,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169981194] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 15:06:33,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 15:06:33,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 15:06:33,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961999508] [2025-03-08 15:06:33,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 15:06:33,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 15:06:33,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 15:06:33,273 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 15:06:33,273 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-08 15:06:33,273 INFO L87 Difference]: Start difference. First operand 77 states and 116 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 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) [2025-03-08 15:06:33,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 15:06:33,552 INFO L93 Difference]: Finished difference Result 226 states and 343 transitions. [2025-03-08 15:06:33,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 15:06:33,554 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 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 [2025-03-08 15:06:33,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 15:06:33,556 INFO L225 Difference]: With dead ends: 226 [2025-03-08 15:06:33,556 INFO L226 Difference]: Without dead ends: 152 [2025-03-08 15:06:33,556 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2025-03-08 15:06:33,557 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 97 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 15:06:33,557 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 414 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 15:06:33,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2025-03-08 15:06:33,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 121. [2025-03-08 15:06:33,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 78 states have (on average 1.294871794871795) internal successors, (101), 78 states have internal predecessors, (101), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-08 15:06:33,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 181 transitions. [2025-03-08 15:06:33,590 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 181 transitions. Word has length 141 [2025-03-08 15:06:33,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 15:06:33,591 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 181 transitions. [2025-03-08 15:06:33,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 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) [2025-03-08 15:06:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 181 transitions. [2025-03-08 15:06:33,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-08 15:06:33,594 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:06:33,594 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] [2025-03-08 15:06:33,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 15:06:33,594 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:06:33,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:06:33,595 INFO L85 PathProgramCache]: Analyzing trace with hash -665184938, now seen corresponding path program 1 times [2025-03-08 15:06:33,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 15:06:33,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648698503] [2025-03-08 15:06:33,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:33,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 15:06:33,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 15:06:33,724 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 15:06:33,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:33,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:06:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 27 proven. 81 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2025-03-08 15:06:34,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 15:06:34,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648698503] [2025-03-08 15:06:34,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648698503] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 15:06:34,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750916689] [2025-03-08 15:06:34,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:34,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 15:06:34,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:06:34,270 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) [2025-03-08 15:06:34,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 15:06:34,340 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 15:06:34,388 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 15:06:34,388 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:34,388 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:06:34,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-08 15:06:34,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:06:35,017 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 338 proven. 81 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2025-03-08 15:06:35,017 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 15:06:35,461 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 27 proven. 84 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2025-03-08 15:06:35,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [750916689] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 15:06:35,461 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 15:06:35,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 17 [2025-03-08 15:06:35,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963466084] [2025-03-08 15:06:35,462 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 15:06:35,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-03-08 15:06:35,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 15:06:35,463 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-03-08 15:06:35,463 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2025-03-08 15:06:35,465 INFO L87 Difference]: Start difference. First operand 121 states and 181 transitions. Second operand has 17 states, 17 states have (on average 4.647058823529412) internal successors, (79), 17 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-03-08 15:06:35,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 15:06:35,866 INFO L93 Difference]: Finished difference Result 230 states and 322 transitions. [2025-03-08 15:06:35,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-03-08 15:06:35,868 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.647058823529412) internal successors, (79), 17 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 142 [2025-03-08 15:06:35,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 15:06:35,869 INFO L225 Difference]: With dead ends: 230 [2025-03-08 15:06:35,869 INFO L226 Difference]: Without dead ends: 156 [2025-03-08 15:06:35,870 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 275 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=504, Unknown=0, NotChecked=0, Total=702 [2025-03-08 15:06:35,870 INFO L435 NwaCegarLoop]: 81 mSDtfsCounter, 81 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 15:06:35,871 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 453 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 15:06:35,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2025-03-08 15:06:35,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 144. [2025-03-08 15:06:35,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 95 states have (on average 1.2105263157894737) internal successors, (115), 95 states have internal predecessors, (115), 40 states have call successors, (40), 8 states have call predecessors, (40), 8 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-08 15:06:35,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 195 transitions. [2025-03-08 15:06:35,899 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 195 transitions. Word has length 142 [2025-03-08 15:06:35,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 15:06:35,900 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 195 transitions. [2025-03-08 15:06:35,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.647058823529412) internal successors, (79), 17 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 7 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-03-08 15:06:35,900 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 195 transitions. [2025-03-08 15:06:35,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-08 15:06:35,901 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:06:35,901 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] [2025-03-08 15:06:35,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 15:06:36,106 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,SelfDestructingSolverStorable2 [2025-03-08 15:06:36,106 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:06:36,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:06:36,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1832830999, now seen corresponding path program 1 times [2025-03-08 15:06:36,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 15:06:36,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731799108] [2025-03-08 15:06:36,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:36,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 15:06:36,119 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 15:06:36,174 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 15:06:36,174 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:36,174 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 15:06:36,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [193266259] [2025-03-08 15:06:36,177 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:36,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 15:06:36,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:06:36,179 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 15:06:36,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 15:06:36,242 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 15:06:36,283 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 15:06:36,284 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:36,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:06:36,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-08 15:06:36,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:06:36,716 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 469 proven. 48 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2025-03-08 15:06:36,717 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 15:06:37,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 15:06:37,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731799108] [2025-03-08 15:06:37,016 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-03-08 15:06:37,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193266259] [2025-03-08 15:06:37,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [193266259] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 15:06:37,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-03-08 15:06:37,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2025-03-08 15:06:37,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365233206] [2025-03-08 15:06:37,017 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-03-08 15:06:37,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-08 15:06:37,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 15:06:37,018 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-08 15:06:37,018 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2025-03-08 15:06:37,018 INFO L87 Difference]: Start difference. First operand 144 states and 195 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-03-08 15:06:37,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 15:06:37,417 INFO L93 Difference]: Finished difference Result 275 states and 371 transitions. [2025-03-08 15:06:37,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-08 15:06:37,418 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 142 [2025-03-08 15:06:37,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 15:06:37,421 INFO L225 Difference]: With dead ends: 275 [2025-03-08 15:06:37,421 INFO L226 Difference]: Without dead ends: 190 [2025-03-08 15:06:37,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=426, Unknown=0, NotChecked=0, Total=650 [2025-03-08 15:06:37,422 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 139 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 15:06:37,423 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 569 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 15:06:37,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2025-03-08 15:06:37,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 154. [2025-03-08 15:06:37,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 103 states have (on average 1.203883495145631) internal successors, (124), 103 states have internal predecessors, (124), 40 states have call successors, (40), 10 states have call predecessors, (40), 10 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-08 15:06:37,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 204 transitions. [2025-03-08 15:06:37,444 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 204 transitions. Word has length 142 [2025-03-08 15:06:37,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 15:06:37,445 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 204 transitions. [2025-03-08 15:06:37,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 3 states have call successors, (20), 3 states have call predecessors, (20), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-03-08 15:06:37,445 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 204 transitions. [2025-03-08 15:06:37,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-08 15:06:37,449 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:06:37,450 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] [2025-03-08 15:06:37,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-08 15:06:37,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 15:06:37,650 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:06:37,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:06:37,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1424006774, now seen corresponding path program 1 times [2025-03-08 15:06:37,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 15:06:37,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491228162] [2025-03-08 15:06:37,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:37,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 15:06:37,665 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 15:06:37,717 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 15:06:37,717 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:37,717 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 15:06:37,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [391839481] [2025-03-08 15:06:37,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:06:37,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 15:06:37,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:06:37,724 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 15:06:37,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-08 15:06:37,785 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 15:06:37,822 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 15:06:37,822 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:37,822 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 15:06:37,823 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 15:06:37,842 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 15:06:37,863 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 15:06:37,863 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:06:37,863 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 15:06:37,932 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 15:06:37,933 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 15:06:37,933 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 15:06:37,945 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-08 15:06:38,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 15:06:38,141 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-08 15:06:38,228 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 15:06:38,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 03:06:38 BoogieIcfgContainer [2025-03-08 15:06:38,234 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 15:06:38,234 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 15:06:38,235 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 15:06:38,235 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 15:06:38,236 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:06:31" (3/4) ... [2025-03-08 15:06:38,238 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 15:06:38,238 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 15:06:38,239 INFO L158 Benchmark]: Toolchain (without parser) took 7422.42ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 106.0MB in the beginning and 130.4MB in the end (delta: -24.4MB). Peak memory consumption was 165.7MB. Max. memory is 16.1GB. [2025-03-08 15:06:38,239 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 201.3MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 15:06:38,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.06ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 89.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 15:06:38,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.41ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 85.5MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 15:06:38,239 INFO L158 Benchmark]: Boogie Preprocessor took 45.09ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 78.6MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 15:06:38,241 INFO L158 Benchmark]: IcfgBuilder took 525.50ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 48.0MB in the end (delta: 30.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 15:06:38,241 INFO L158 Benchmark]: TraceAbstraction took 6513.71ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 47.0MB in the beginning and 130.5MB in the end (delta: -83.5MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. [2025-03-08 15:06:38,241 INFO L158 Benchmark]: Witness Printer took 3.78ms. Allocated memory is still 335.5MB. Free memory was 130.5MB in the beginning and 130.4MB in the end (delta: 106.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 15:06:38,243 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 201.3MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.06ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 89.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.41ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 85.5MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.09ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 78.6MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 525.50ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 48.0MB in the end (delta: 30.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6513.71ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 47.0MB in the beginning and 130.5MB in the end (delta: -83.5MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. * Witness Printer took 3.78ms. Allocated memory is still 335.5MB. Free memory was 130.5MB in the beginning and 130.4MB in the end (delta: 106.2kB). 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 someBinaryArithmeticDOUBLEoperation at line 92, overapproximation of someBinaryArithmeticDOUBLEoperation at line 89, overapproximation of someBinaryArithmeticDOUBLEoperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryFLOATComparisonOperation at line 177, overapproximation of someBinaryDOUBLEComparisonOperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 140, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 177, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 177. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 50.75; [L23] double var_1_3 = 8.5; [L24] double var_1_4 = 64.5; [L25] double var_1_5 = 9.3; [L26] unsigned char var_1_6 = 1; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 0; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 2; [L31] double var_1_12 = 127.6; [L32] unsigned char var_1_13 = 0; [L33] signed long int var_1_14 = 1; [L34] unsigned char var_1_15 = 128; [L35] unsigned char var_1_16 = 128; [L36] unsigned char var_1_17 = 1; [L37] unsigned char var_1_18 = 16; [L38] unsigned char var_1_19 = 0; [L39] signed char var_1_21 = -32; [L40] signed char var_1_22 = 2; [L41] double var_1_23 = 15.5; [L42] float var_1_24 = 2.625; [L43] double var_1_25 = 4.375; [L44] double var_1_26 = 2.35; [L45] double var_1_27 = 64.25; [L46] signed short int var_1_28 = -5; [L47] float var_1_29 = 0.0; [L48] unsigned char var_1_30 = 2; [L49] unsigned long int var_1_31 = 2; [L50] double last_1_var_1_1 = 50.75; [L51] unsigned char last_1_var_1_13 = 0; [L52] signed long int last_1_var_1_14 = 1; [L53] unsigned char last_1_var_1_15 = 128; [L54] unsigned char last_1_var_1_30 = 2; VAL [isInitial=0, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_3=17/2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L170] last_1_var_1_1 = var_1_1 [L171] last_1_var_1_13 = var_1_13 [L172] last_1_var_1_14 = var_1_14 [L173] last_1_var_1_15 = var_1_15 [L174] last_1_var_1_30 = var_1_30 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_3=17/2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L184] RET updateLastVariables() [L185] CALL updateVariables() [L135] var_1_3 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_3 >= -230584.3009213691390e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 2305843.009213691390e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L136] RET assume_abort_if_not((var_1_3 >= -230584.3009213691390e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 2305843.009213691390e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L137] var_1_4 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_4 >= -230584.3009213691390e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 2305843.009213691390e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L138] RET assume_abort_if_not((var_1_4 >= -230584.3009213691390e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 2305843.009213691390e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L139] var_1_5 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L140] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L141] var_1_8 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L142] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L143] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L144] var_1_9 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L145] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L146] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L146] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L147] var_1_11 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L148] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L149] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L149] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L150] var_1_16 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L151] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L153] var_1_17 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L154] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L156] var_1_18 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L157] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_18 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_18 <= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L159] var_1_22 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L160] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L161] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L162] var_1_26 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L163] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L164] var_1_27 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L165] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L166] var_1_29 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_29 >= 4611686.018427387900e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L167] RET assume_abort_if_not((var_1_29 >= 4611686.018427387900e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L185] RET updateVariables() [L186] CALL step() [L58] EXPR last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L58] signed long int stepLocal_1 = last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))); [L59] COND FALSE !(last_1_var_1_14 > stepLocal_1) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L62] COND TRUE 99.3f <= var_1_3 [L63] var_1_25 = (var_1_4 + var_1_5) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L68] COND FALSE !(var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) [L71] var_1_19 = (var_1_8 && var_1_9) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L73] COND TRUE var_1_25 <= var_1_4 [L74] var_1_15 = (var_1_16 - var_1_17) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L78] COND FALSE !(last_1_var_1_1 <= 2.25) [L81] var_1_1 = ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_3=0, var_1_4=0, var_1_6=1, var_1_8=0, var_1_9=0] [L83] COND TRUE var_1_5 != (- var_1_4) [L84] var_1_6 = (var_1_19 && var_1_8) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=127, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=31/2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_3=0, var_1_4=0, var_1_6=0, var_1_8=0, var_1_9=0] [L88] var_1_10 = var_1_11 [L89] var_1_12 = (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5)))) [L90] var_1_23 = var_1_5 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_24=21/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L91] COND TRUE 7.75 > (- var_1_12) [L92] var_1_24 = (var_1_3 + var_1_5) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L96] var_1_30 = var_1_11 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=0, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L97] COND FALSE !(var_1_24 > var_1_25) [L108] var_1_13 = var_1_11 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L110] unsigned char stepLocal_0 = var_1_19 && var_1_8; VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, stepLocal_0=0, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L111] COND FALSE !(var_1_9 || stepLocal_0) [L114] var_1_14 = last_1_var_1_14 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L116] COND TRUE ((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5 [L117] var_1_21 = ((((var_1_22) < (5)) ? (var_1_22) : (5))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L119] COND TRUE ((var_1_29 - 7.25f) - var_1_27) > var_1_23 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=-5, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L120] COND TRUE var_1_26 != (var_1_23 * ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29)))) [L121] var_1_28 = (var_1_14 + (((((var_1_16) > (var_1_13)) ? (var_1_16) : (var_1_13))) - (var_1_14 + var_1_11))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=2, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L132] var_1_31 = var_1_14 VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR ((((((((((((last_1_var_1_1 <= 2.25) ? (var_1_1 == ((double) ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))))) : (var_1_1 == ((double) ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4)))))) && ((var_1_5 != (- var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_19 && var_1_8))) : (var_1_6 == ((unsigned char) var_1_9)))) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5))))))) && ((var_1_24 > var_1_25) ? ((var_1_19 && var_1_9) ? ((var_1_11 > last_1_var_1_13) ? (var_1_13 == ((unsigned char) var_1_11)) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11)))) && ((var_1_9 || (var_1_19 && var_1_8)) ? (var_1_14 == ((signed long int) ((((((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) < (last_1_var_1_14)) ? (((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) : (last_1_var_1_14))))) : (var_1_14 == ((signed long int) last_1_var_1_14)))) && ((var_1_25 <= var_1_4) ? (var_1_15 == ((unsigned char) (var_1_16 - var_1_17))) : (var_1_15 == ((unsigned char) (var_1_17 + var_1_18))))) && ((var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) ? (var_1_19 == ((unsigned char) (var_1_8 || var_1_9))) : (var_1_19 == ((unsigned char) (var_1_8 && var_1_9))))) && ((((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) ? (var_1_21 == ((signed char) ((((var_1_22) < (5)) ? (var_1_22) : (5))))) : 1)) && (var_1_23 == ((double) var_1_5))) && ((7.75 > (- var_1_12)) ? (var_1_24 == ((float) (var_1_3 + var_1_5))) : (var_1_24 == ((float) ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))))))) && ((last_1_var_1_14 > (last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))))) ? (var_1_25 == ((double) ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) < (var_1_3)) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : (var_1_3))))) : ((99.3f <= var_1_3) ? (var_1_25 == ((double) (var_1_4 + var_1_5))) : (var_1_25 == ((double) (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4))))))) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L177-L178] return (((((((((((((((last_1_var_1_1 <= 2.25) ? (var_1_1 == ((double) ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))))) : (var_1_1 == ((double) ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4)))))) && ((var_1_5 != (- var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_19 && var_1_8))) : (var_1_6 == ((unsigned char) var_1_9)))) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5))))))) && ((var_1_24 > var_1_25) ? ((var_1_19 && var_1_9) ? ((var_1_11 > last_1_var_1_13) ? (var_1_13 == ((unsigned char) var_1_11)) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11)))) && ((var_1_9 || (var_1_19 && var_1_8)) ? (var_1_14 == ((signed long int) ((((((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) < (last_1_var_1_14)) ? (((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) : (last_1_var_1_14))))) : (var_1_14 == ((signed long int) last_1_var_1_14)))) && ((var_1_25 <= var_1_4) ? (var_1_15 == ((unsigned char) (var_1_16 - var_1_17))) : (var_1_15 == ((unsigned char) (var_1_17 + var_1_18))))) && ((var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) ? (var_1_19 == ((unsigned char) (var_1_8 || var_1_9))) : (var_1_19 == ((unsigned char) (var_1_8 && var_1_9))))) && ((((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) ? (var_1_21 == ((signed char) ((((var_1_22) < (5)) ? (var_1_22) : (5))))) : 1)) && (var_1_23 == ((double) var_1_5))) && ((7.75 > (- var_1_12)) ? (var_1_24 == ((float) (var_1_3 + var_1_5))) : (var_1_24 == ((float) ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))))))) && ((last_1_var_1_14 > (last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))))) ? (var_1_25 == ((double) ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) < (var_1_3)) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : (var_1_3))))) : ((99.3f <= var_1_3) ? (var_1_25 == ((double) (var_1_4 + var_1_5))) : (var_1_25 == ((double) (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4)))))))) && ((((var_1_29 - 7.25f) - var_1_27) > var_1_23) ? ((var_1_26 != (var_1_23 * ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29))))) ? (var_1_28 == ((signed short int) (var_1_14 + (((((var_1_16) > (var_1_13)) ? (var_1_16) : (var_1_13))) - (var_1_14 + var_1_11))))) : (var_1_28 == ((signed short int) var_1_18))) : ((var_1_12 <= var_1_23) ? (var_1_28 == ((signed short int) var_1_17)) : (var_1_28 == ((signed short int) var_1_14))))) && (var_1_30 == ((unsigned char) var_1_11))) && (var_1_31 == ((unsigned long int) var_1_14)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=127, var_1_11=127, var_1_13=127, var_1_14=1, var_1_15=125, var_1_16=-129, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=38/5, var_1_21=5, var_1_22=5, var_1_23=2, var_1_28=0, var_1_30=127, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 141 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 5, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 317 mSDsluCounter, 1550 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1181 mSDsCounter, 166 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 909 IncrementalHoareTripleChecker+Invalid, 1075 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 166 mSolverCounterUnsat, 369 mSDtfsCounter, 909 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 689 GetRequests, 631 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=154occurred in iteration=4, InterpolantAutomatonStates: 40, 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, 4 MinimizatonAttempts, 79 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1275 NumberOfCodeBlocks, 1275 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 984 ConstructedInterpolants, 0 QuantifiedInterpolants, 3988 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1072 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 4988/5320 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 [2025-03-08 15:06:38,261 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_operatoramount_amount100_file-42.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 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 15:06:40,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 15:06:40,171 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 15:06:40,178 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 15:06:40,179 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 15:06:40,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 15:06:40,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 15:06:40,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 15:06:40,201 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 15:06:40,201 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 15:06:40,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 15:06:40,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 15:06:40,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 15:06:40,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 15:06:40,202 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 15:06:40,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 15:06:40,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 15:06:40,202 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 15:06:40,202 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 15:06:40,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 15:06:40,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 15:06:40,203 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 15:06:40,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 15:06:40,203 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 15:06:40,204 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 15:06:40,204 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 15:06:40,204 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 15:06:40,204 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 15:06:40,204 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 15:06:40,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 15:06:40,204 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 -> 43a9c0659497f687bb226627d9ed127f774904210f43f4b552dba299d1f8c486 [2025-03-08 15:06:40,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 15:06:40,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 15:06:40,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 15:06:40,528 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 15:06:40,530 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 15:06:40,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-03-08 15:06:41,652 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04717aed4/c0bff481e6584234be21140e631fbcaa/FLAG4c5e9f50e [2025-03-08 15:06:41,898 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 15:06:41,902 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-42.i [2025-03-08 15:06:41,910 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04717aed4/c0bff481e6584234be21140e631fbcaa/FLAG4c5e9f50e [2025-03-08 15:06:42,237 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04717aed4/c0bff481e6584234be21140e631fbcaa [2025-03-08 15:06:42,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 15:06:42,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 15:06:42,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 15:06:42,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 15:06:42,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 15:06:42,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7a081e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42, skipping insertion in model container [2025-03-08 15:06:42,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,268 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 15:06:42,371 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_operatoramount_amount100_file-42.i[916,929] [2025-03-08 15:06:42,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 15:06:42,444 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 15:06:42,451 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_operatoramount_amount100_file-42.i[916,929] [2025-03-08 15:06:42,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 15:06:42,498 INFO L204 MainTranslator]: Completed translation [2025-03-08 15:06:42,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42 WrapperNode [2025-03-08 15:06:42,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 15:06:42,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 15:06:42,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 15:06:42,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 15:06:42,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,551 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2025-03-08 15:06:42,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 15:06:42,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 15:06:42,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 15:06:42,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 15:06:42,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,572 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,592 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]. [2025-03-08 15:06:42,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,608 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,615 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 15:06:42,627 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 15:06:42,627 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 15:06:42,627 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 15:06:42,628 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (1/1) ... [2025-03-08 15:06:42,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 15:06:42,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 15:06:42,661 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) [2025-03-08 15:06:42,666 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 [2025-03-08 15:06:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 15:06:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 15:06:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 15:06:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 15:06:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 15:06:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 15:06:42,769 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 15:06:42,772 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 15:07:00,687 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 15:07:00,688 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 15:07:00,694 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 15:07:00,694 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 15:07:00,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:07:00 BoogieIcfgContainer [2025-03-08 15:07:00,695 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 15:07:00,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 15:07:00,696 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 15:07:00,699 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 15:07:00,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 03:06:42" (1/3) ... [2025-03-08 15:07:00,700 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f53e0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:07:00, skipping insertion in model container [2025-03-08 15:07:00,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 03:06:42" (2/3) ... [2025-03-08 15:07:00,700 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f53e0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 03:07:00, skipping insertion in model container [2025-03-08 15:07:00,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 03:07:00" (3/3) ... [2025-03-08 15:07:00,701 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-42.i [2025-03-08 15:07:00,711 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 15:07:00,713 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-42.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 15:07:00,757 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 15:07:00,766 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;@200adb59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 15:07:00,766 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 15:07:00,769 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 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) [2025-03-08 15:07:00,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-08 15:07:00,776 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:07:00,776 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] [2025-03-08 15:07:00,777 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:07:00,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:07:00,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1482778703, now seen corresponding path program 1 times [2025-03-08 15:07:00,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 15:07:00,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1256009670] [2025-03-08 15:07:00,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:07:00,788 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 [2025-03-08 15:07:00,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 15:07:00,790 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) [2025-03-08 15:07:00,791 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 [2025-03-08 15:07:00,872 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-08 15:07:01,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-08 15:07:01,501 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:07:01,502 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:07:01,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 15:07:01,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:07:01,570 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2025-03-08 15:07:01,571 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 15:07:01,571 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 15:07:01,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1256009670] [2025-03-08 15:07:01,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1256009670] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 15:07:01,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 15:07:01,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 15:07:01,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851590020] [2025-03-08 15:07:01,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 15:07:01,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 15:07:01,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 15:07:01,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 15:07:01,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 15:07:01,593 INFO L87 Difference]: Start difference. First operand has 70 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 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) [2025-03-08 15:07:01,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 15:07:01,615 INFO L93 Difference]: Finished difference Result 134 states and 227 transitions. [2025-03-08 15:07:01,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 15:07:01,616 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 [2025-03-08 15:07:01,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 15:07:01,622 INFO L225 Difference]: With dead ends: 134 [2025-03-08 15:07:01,623 INFO L226 Difference]: Without dead ends: 67 [2025-03-08 15:07:01,627 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 [2025-03-08 15:07:01,629 INFO L435 NwaCegarLoop]: 101 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, 101 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 [2025-03-08 15:07:01,631 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 15:07:01,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-03-08 15:07:01,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-03-08 15:07:01,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 45 states have internal predecessors, (61), 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) [2025-03-08 15:07:01,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 101 transitions. [2025-03-08 15:07:01,668 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 101 transitions. Word has length 137 [2025-03-08 15:07:01,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 15:07:01,668 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 101 transitions. [2025-03-08 15:07:01,668 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) [2025-03-08 15:07:01,669 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2025-03-08 15:07:01,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-08 15:07:01,671 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:07:01,672 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] [2025-03-08 15:07:01,699 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-08 15:07:01,876 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 [2025-03-08 15:07:01,877 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:07:01,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:07:01,878 INFO L85 PathProgramCache]: Analyzing trace with hash -286772081, now seen corresponding path program 1 times [2025-03-08 15:07:01,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 15:07:01,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [153833393] [2025-03-08 15:07:01,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:07:01,879 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 [2025-03-08 15:07:01,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 15:07:01,881 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) [2025-03-08 15:07:01,883 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 [2025-03-08 15:07:01,935 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-08 15:07:02,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-08 15:07:02,560 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:07:02,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:07:02,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-08 15:07:02,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:07:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-08 15:07:08,004 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 15:07:08,004 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 15:07:08,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [153833393] [2025-03-08 15:07:08,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [153833393] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 15:07:08,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 15:07:08,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 15:07:08,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285094346] [2025-03-08 15:07:08,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 15:07:08,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 15:07:08,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 15:07:08,006 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 15:07:08,006 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 15:07:08,006 INFO L87 Difference]: Start difference. First operand 67 states and 101 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) [2025-03-08 15:07:10,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:07:15,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:07:19,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-08 15:07:23,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:07:27,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:07:31,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-08 15:07:35,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:07:35,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 15:07:35,550 INFO L93 Difference]: Finished difference Result 196 states and 298 transitions. [2025-03-08 15:07:35,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 15:07:35,652 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 [2025-03-08 15:07:35,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 15:07:35,654 INFO L225 Difference]: With dead ends: 196 [2025-03-08 15:07:35,654 INFO L226 Difference]: Without dead ends: 132 [2025-03-08 15:07:35,654 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 15:07:35,655 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 74 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 41 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.2s IncrementalHoareTripleChecker+Time [2025-03-08 15:07:35,655 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 330 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 65 Invalid, 6 Unknown, 0 Unchecked, 27.2s Time] [2025-03-08 15:07:35,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2025-03-08 15:07:35,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 107. [2025-03-08 15:07:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 64 states have (on average 1.25) internal successors, (80), 64 states have internal predecessors, (80), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-08 15:07:35,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 160 transitions. [2025-03-08 15:07:35,674 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 160 transitions. Word has length 137 [2025-03-08 15:07:35,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 15:07:35,675 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 160 transitions. [2025-03-08 15:07:35,675 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) [2025-03-08 15:07:35,675 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2025-03-08 15:07:35,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-03-08 15:07:35,676 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 15:07:35,677 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] [2025-03-08 15:07:35,704 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-08 15:07:35,877 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 [2025-03-08 15:07:35,877 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 15:07:35,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 15:07:35,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1032637797, now seen corresponding path program 1 times [2025-03-08 15:07:35,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 15:07:35,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [634890994] [2025-03-08 15:07:35,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:07:35,878 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 [2025-03-08 15:07:35,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 15:07:35,892 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) [2025-03-08 15:07:35,893 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 [2025-03-08 15:07:35,924 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-08 15:07:36,555 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-08 15:07:36,556 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:07:36,556 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:07:36,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-08 15:07:36,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:07:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 497 proven. 42 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2025-03-08 15:07:42,661 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 15:07:43,061 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 15:07:43,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [634890994] [2025-03-08 15:07:43,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [634890994] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 15:07:43,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [534126473] [2025-03-08 15:07:43,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 15:07:43,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-08 15:07:43,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-08 15:07:43,064 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-08 15:07:43,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2025-03-08 15:07:43,111 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-08 15:07:44,660 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-08 15:07:44,660 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 15:07:44,661 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 15:07:44,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-08 15:07:44,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 15:07:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-08 15:07:48,024 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 15:07:48,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [534126473] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 15:07:48,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 15:07:48,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 11 [2025-03-08 15:07:48,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635427966] [2025-03-08 15:07:48,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 15:07:48,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 15:07:48,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 15:07:48,025 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 15:07:48,025 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2025-03-08 15:07:48,026 INFO L87 Difference]: Start difference. First operand 107 states and 160 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2025-03-08 15:07:52,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:07:55,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:07:59,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:08:03,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 15:08:07,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []