./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.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 f54764d92324579175129cff81b75b12b435de643e9d08601cad3992eb80719b --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 19:04:46,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 19:04:46,486 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 19:04:46,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 19:04:46,490 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 19:04:46,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 19:04:46,511 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 19:04:46,511 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 19:04:46,512 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 19:04:46,512 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 19:04:46,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 19:04:46,512 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 19:04:46,512 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 19:04:46,512 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 19:04:46,512 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 19:04:46,512 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 19:04:46,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 19:04:46,512 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 19:04:46,514 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 19:04:46,514 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 19:04:46,514 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 19:04:46,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 19:04:46,515 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 19:04:46,515 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 19:04:46,515 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 19:04:46,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 19:04:46,515 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 19:04:46,515 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 19:04:46,516 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 19:04:46,516 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 19:04:46,516 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 19:04:46,516 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 19:04:46,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:04:46,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 19:04:46,517 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 19:04:46,517 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 -> f54764d92324579175129cff81b75b12b435de643e9d08601cad3992eb80719b [2025-03-03 19:04:46,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 19:04:46,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 19:04:46,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 19:04:46,770 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 19:04:46,770 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 19:04:46,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i [2025-03-03 19:04:47,915 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e388a29a/9ba1dd9a852c4fdc9bd6f8074f1b053e/FLAGf36f2d6ac [2025-03-03 19:04:48,141 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 19:04:48,143 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i [2025-03-03 19:04:48,151 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e388a29a/9ba1dd9a852c4fdc9bd6f8074f1b053e/FLAGf36f2d6ac [2025-03-03 19:04:48,168 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e388a29a/9ba1dd9a852c4fdc9bd6f8074f1b053e [2025-03-03 19:04:48,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 19:04:48,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 19:04:48,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 19:04:48,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 19:04:48,177 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 19:04:48,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c5f70e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48, skipping insertion in model container [2025-03-03 19:04:48,179 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,196 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 19:04:48,299 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i[917,930] [2025-03-03 19:04:48,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:04:48,363 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 19:04:48,372 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i[917,930] [2025-03-03 19:04:48,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:04:48,407 INFO L204 MainTranslator]: Completed translation [2025-03-03 19:04:48,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48 WrapperNode [2025-03-03 19:04:48,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 19:04:48,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 19:04:48,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 19:04:48,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 19:04:48,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,451 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2025-03-03 19:04:48,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 19:04:48,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 19:04:48,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 19:04:48,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 19:04:48,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,467 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,482 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 19:04:48,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,495 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 19:04:48,505 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 19:04:48,506 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 19:04:48,506 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 19:04:48,506 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (1/1) ... [2025-03-03 19:04:48,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:04:48,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:04:48,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 19:04:48,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 19:04:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 19:04:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 19:04:48,553 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 19:04:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 19:04:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 19:04:48,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 19:04:48,612 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 19:04:48,613 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 19:04:48,883 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L139: havoc property_#t~ite21#1;havoc property_#t~bitwise20#1;havoc property_#t~short22#1; [2025-03-03 19:04:48,916 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2025-03-03 19:04:48,916 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 19:04:48,933 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 19:04:48,933 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 19:04:48,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:04:48 BoogieIcfgContainer [2025-03-03 19:04:48,933 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 19:04:48,935 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 19:04:48,935 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 19:04:48,940 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 19:04:48,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 07:04:48" (1/3) ... [2025-03-03 19:04:48,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3d8081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:04:48, skipping insertion in model container [2025-03-03 19:04:48,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:48" (2/3) ... [2025-03-03 19:04:48,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3d8081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:04:48, skipping insertion in model container [2025-03-03 19:04:48,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:04:48" (3/3) ... [2025-03-03 19:04:48,943 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-67.i [2025-03-03 19:04:48,956 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 19:04:48,958 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-67.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 19:04:49,006 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 19:04:49,014 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;@49a290a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 19:04:49,014 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 19:04:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-03 19:04:49,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-03-03 19:04:49,029 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:04:49,030 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:04:49,031 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:04:49,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:04:49,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1913341810, now seen corresponding path program 1 times [2025-03-03 19:04:49,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:04:49,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210598440] [2025-03-03 19:04:49,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:04:49,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:04:49,125 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-03 19:04:49,142 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-03 19:04:49,143 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:04:49,145 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:04:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-03 19:04:49,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:04:49,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210598440] [2025-03-03 19:04:49,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210598440] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 19:04:49,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994566768] [2025-03-03 19:04:49,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:04:49,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:04:49,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:04:49,317 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:04:49,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 19:04:49,402 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-03 19:04:49,473 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-03 19:04:49,473 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:04:49,473 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:04:49,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 19:04:49,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:04:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-03 19:04:49,516 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:04:49,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1994566768] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:04:49,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 19:04:49,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 19:04:49,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468588152] [2025-03-03 19:04:49,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:04:49,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 19:04:49,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:04:49,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 19:04:49,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:04:49,540 INFO L87 Difference]: Start difference. First operand has 87 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-03 19:04:49,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:04:49,588 INFO L93 Difference]: Finished difference Result 168 states and 289 transitions. [2025-03-03 19:04:49,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 19:04:49,593 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 175 [2025-03-03 19:04:49,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:04:49,597 INFO L225 Difference]: With dead ends: 168 [2025-03-03 19:04:49,597 INFO L226 Difference]: Without dead ends: 84 [2025-03-03 19:04:49,600 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:04:49,601 INFO L435 NwaCegarLoop]: 126 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, 126 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 [2025-03-03 19:04:49,602 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:04:49,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2025-03-03 19:04:49,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2025-03-03 19:04:49,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-03 19:04:49,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 128 transitions. [2025-03-03 19:04:49,636 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 128 transitions. Word has length 175 [2025-03-03 19:04:49,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:04:49,636 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 128 transitions. [2025-03-03 19:04:49,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-03 19:04:49,637 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2025-03-03 19:04:49,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-03-03 19:04:49,639 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:04:49,639 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:04:49,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 19:04:49,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-03 19:04:49,840 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:04:49,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:04:49,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1287067822, now seen corresponding path program 1 times [2025-03-03 19:04:49,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:04:49,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064887356] [2025-03-03 19:04:49,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:04:49,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:04:49,858 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-03 19:04:49,949 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-03 19:04:49,950 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:04:49,950 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:04:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-03 19:04:50,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:04:50,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064887356] [2025-03-03 19:04:50,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064887356] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 19:04:50,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512665373] [2025-03-03 19:04:50,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:04:50,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:04:50,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:04:50,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:04:50,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 19:04:50,621 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-03 19:04:50,676 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-03 19:04:50,676 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:04:50,676 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:04:50,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-03 19:04:50,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:04:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2025-03-03 19:04:50,978 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 19:04:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-03 19:04:51,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [512665373] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 19:04:51,270 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 19:04:51,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-03-03 19:04:51,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445968057] [2025-03-03 19:04:51,270 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 19:04:51,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-03 19:04:51,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:04:51,274 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-03 19:04:51,274 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2025-03-03 19:04:51,274 INFO L87 Difference]: Start difference. First operand 84 states and 128 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-03 19:04:51,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:04:51,566 INFO L93 Difference]: Finished difference Result 169 states and 254 transitions. [2025-03-03 19:04:51,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-03 19:04:51,567 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 175 [2025-03-03 19:04:51,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:04:51,570 INFO L225 Difference]: With dead ends: 169 [2025-03-03 19:04:51,571 INFO L226 Difference]: Without dead ends: 88 [2025-03-03 19:04:51,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 348 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2025-03-03 19:04:51,574 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 212 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-03 19:04:51,574 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 192 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-03 19:04:51,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2025-03-03 19:04:51,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 86. [2025-03-03 19:04:51,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 55 states have (on average 1.2363636363636363) internal successors, (68), 55 states have internal predecessors, (68), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-03 19:04:51,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 124 transitions. [2025-03-03 19:04:51,590 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 124 transitions. Word has length 175 [2025-03-03 19:04:51,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:04:51,590 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 124 transitions. [2025-03-03 19:04:51,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-03 19:04:51,590 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 124 transitions. [2025-03-03 19:04:51,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-03-03 19:04:51,592 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:04:51,592 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:04:51,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-03 19:04:51,799 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,SelfDestructingSolverStorable1 [2025-03-03 19:04:51,799 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:04:51,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:04:51,800 INFO L85 PathProgramCache]: Analyzing trace with hash -409897111, now seen corresponding path program 1 times [2025-03-03 19:04:51,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:04:51,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060929106] [2025-03-03 19:04:51,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:04:51,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:04:51,816 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-03 19:04:51,917 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-03 19:04:51,917 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:04:51,917 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 19:04:51,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1541207676] [2025-03-03 19:04:51,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:04:51,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:04:51,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:04:51,923 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) [2025-03-03 19:04:51,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-03 19:04:51,976 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-03 19:04:52,101 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-03 19:04:52,102 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:04:52,102 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 19:04:52,102 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 19:04:52,130 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-03 19:04:52,210 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-03 19:04:52,210 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:04:52,210 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 19:04:52,271 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 19:04:52,272 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 19:04:52,272 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 19:04:52,279 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-03 19:04:52,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:04:52,477 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-03 19:04:52,564 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 19:04:52,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 07:04:52 BoogieIcfgContainer [2025-03-03 19:04:52,566 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 19:04:52,568 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 19:04:52,568 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 19:04:52,568 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 19:04:52,569 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:04:48" (3/4) ... [2025-03-03 19:04:52,571 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 19:04:52,571 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 19:04:52,572 INFO L158 Benchmark]: Toolchain (without parser) took 4401.37ms. Allocated memory is still 167.8MB. Free memory was 133.3MB in the beginning and 94.5MB in the end (delta: 38.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2025-03-03 19:04:52,573 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:04:52,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.70ms. Allocated memory is still 167.8MB. Free memory was 133.3MB in the beginning and 119.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 19:04:52,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.44ms. Allocated memory is still 167.8MB. Free memory was 119.1MB in the beginning and 116.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:04:52,573 INFO L158 Benchmark]: Boogie Preprocessor took 47.41ms. Allocated memory is still 167.8MB. Free memory was 116.4MB in the beginning and 113.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:04:52,573 INFO L158 Benchmark]: IcfgBuilder took 428.16ms. Allocated memory is still 167.8MB. Free memory was 113.3MB in the beginning and 89.9MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 19:04:52,574 INFO L158 Benchmark]: TraceAbstraction took 3631.41ms. Allocated memory is still 167.8MB. Free memory was 89.5MB in the beginning and 94.6MB in the end (delta: -5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:04:52,574 INFO L158 Benchmark]: Witness Printer took 3.34ms. Allocated memory is still 167.8MB. Free memory was 94.6MB in the beginning and 94.5MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:04:52,575 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.70ms. Allocated memory is still 167.8MB. Free memory was 133.3MB in the beginning and 119.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.44ms. Allocated memory is still 167.8MB. Free memory was 119.1MB in the beginning and 116.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.41ms. Allocated memory is still 167.8MB. Free memory was 116.4MB in the beginning and 113.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 428.16ms. Allocated memory is still 167.8MB. Free memory was 113.3MB in the beginning and 89.9MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3631.41ms. Allocated memory is still 167.8MB. Free memory was 89.5MB in the beginning and 94.6MB in the end (delta: -5.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.34ms. Allocated memory is still 167.8MB. Free memory was 94.6MB in the beginning and 94.5MB in the end (delta: 50.8kB). 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 48, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someUnaryFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] signed long int var_1_2 = 100; [L24] unsigned char var_1_3 = 1; [L25] signed long int var_1_4 = 25; [L26] signed long int var_1_5 = 10; [L27] unsigned char var_1_6 = 1; [L28] float var_1_7 = 7.5; [L29] signed long int var_1_8 = -1000; [L30] float var_1_9 = 9.25; [L31] float var_1_10 = 64.5; [L32] float var_1_11 = 16.25; [L33] signed char var_1_12 = 2; [L34] signed char var_1_13 = 8; [L35] signed char var_1_14 = 0; [L36] float var_1_15 = 0.6; [L37] signed char var_1_16 = 32; [L38] unsigned short int var_1_17 = 2; [L39] unsigned char var_1_18 = 1; [L40] unsigned short int var_1_19 = 63241; [L41] unsigned short int var_1_20 = 58697; [L42] unsigned short int var_1_21 = 25516; [L43] unsigned long int var_1_22 = 3301682525; VAL [isInitial=0, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=100, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_long() [L93] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L93] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L94] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L94] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=25, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L95] var_1_4 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=10, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L98] var_1_5 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L99] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L101] var_1_6 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L102] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L103] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L103] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L104] var_1_8 = __VERIFIER_nondet_long() [L105] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L105] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L106] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L106] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L107] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L107] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=37/4] [L108] var_1_9 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L109] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L110] var_1_10 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L111] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L112] var_1_11 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L113] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L114] var_1_13 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L115] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L116] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L116] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L117] var_1_14 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L118] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L119] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L119] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L120] var_1_18 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L121] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L122] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L122] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L123] var_1_19 = __VERIFIER_nondet_ushort() [L124] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L124] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L125] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L125] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L126] var_1_20 = __VERIFIER_nondet_ushort() [L127] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L127] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L128] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L128] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L129] var_1_21 = __VERIFIER_nondet_ushort() [L130] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L130] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L131] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L131] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L132] var_1_22 = __VERIFIER_nondet_ulong() [L133] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L133] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L134] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L134] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L147] RET updateVariables() [L148] CALL step() [L47] COND TRUE 50 != var_1_2 [L48] var_1_1 = (1.00000000000025E12 - 24.25) VAL [isInitial=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L50] var_1_3 = (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6) [L51] signed long int stepLocal_1 = (var_1_2 + 100) / var_1_8; [L52] unsigned char stepLocal_0 = var_1_3; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=54, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L53] COND FALSE !(stepLocal_1 >= var_1_5) VAL [isInitial=1, stepLocal_0=1, var_1_12=2, var_1_13=9, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2] [L60] var_1_12 = (var_1_13 - var_1_14) [L61] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) VAL [isInitial=1, stepLocal_0=1, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L62] EXPR ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) | var_1_2 VAL [isInitial=1, stepLocal_0=1, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L62] signed long int stepLocal_2 = ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) | var_1_2; [L63] COND FALSE !(var_1_1 > (var_1_11 + var_1_7)) VAL [isInitial=1, stepLocal_0=1, stepLocal_2=9, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L72] unsigned long int stepLocal_3 = var_1_22 - var_1_20; VAL [isInitial=1, stepLocal_0=1, stepLocal_2=9, stepLocal_3=2147450879, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L73] COND TRUE \read(var_1_3) VAL [isInitial=1, stepLocal_0=1, stepLocal_2=9, stepLocal_3=2147450879, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L74] COND TRUE \read(var_1_6) VAL [isInitial=1, stepLocal_0=1, stepLocal_2=9, stepLocal_3=2147450879, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=2, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L75] COND TRUE \read(var_1_18) [L76] var_1_17 = var_1_14 VAL [isInitial=1, stepLocal_0=1, stepLocal_2=9, stepLocal_3=2147450879, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR ((((((50 != var_1_2) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6)))) && ((((var_1_2 + 100) / var_1_8) >= var_1_5) ? ((var_1_3 || (var_1_5 > (var_1_4 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((var_1_1 > (var_1_11 + var_1_7)) ? ((var_1_14 < (((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) | var_1_2)) ? (var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) VAL [isInitial=1, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L139-L140] return (((((((50 != var_1_2) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - var_1_4) <= (var_1_2 + var_1_5)) || var_1_6)))) && ((((var_1_2 + 100) / var_1_8) >= var_1_5) ? ((var_1_3 || (var_1_5 > (var_1_4 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((var_1_1 > (var_1_11 + var_1_7)) ? ((var_1_14 < (((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) | var_1_2)) ? (var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (var_1_3 ? (var_1_6 ? (var_1_18 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((var_1_15 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_12=9, var_1_13=9, var_1_14=0, var_1_15=2, var_1_16=32, var_1_17=0, var_1_18=1, var_1_19=32767, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_2=9, var_1_3=1, var_1_4=7, var_1_5=55, var_1_6=1, var_1_7=15/2, var_1_8=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 87 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 3, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 213 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 212 mSDsluCounter, 318 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 109 mSDsCounter, 141 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 178 IncrementalHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 141 mSolverCounterUnsat, 209 mSDtfsCounter, 178 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 539 GetRequests, 524 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1054 NumberOfCodeBlocks, 1054 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 870 ConstructedInterpolants, 0 QuantifiedInterpolants, 1826 SizeOfPredicates, 4 NumberOfNonLiveVariables, 768 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 7317/7560 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 19:04:52,594 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_codestructure_steplocals_file-67.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 f54764d92324579175129cff81b75b12b435de643e9d08601cad3992eb80719b --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 19:04:54,529 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 19:04:54,627 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 19:04:54,631 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 19:04:54,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 19:04:54,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 19:04:54,646 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 19:04:54,646 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 19:04:54,647 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 19:04:54,647 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 19:04:54,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 19:04:54,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 19:04:54,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 19:04:54,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 19:04:54,649 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 19:04:54,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 19:04:54,650 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 19:04:54,650 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:04:54,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 19:04:54,651 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 19:04:54,651 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 -> f54764d92324579175129cff81b75b12b435de643e9d08601cad3992eb80719b [2025-03-03 19:04:54,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 19:04:54,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 19:04:54,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 19:04:54,908 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 19:04:54,908 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 19:04:54,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i [2025-03-03 19:04:56,057 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8102dd7c/56a8e709460447e7aa9ffbfa47f46aac/FLAG4941e9a73 [2025-03-03 19:04:56,280 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 19:04:56,280 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i [2025-03-03 19:04:56,288 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8102dd7c/56a8e709460447e7aa9ffbfa47f46aac/FLAG4941e9a73 [2025-03-03 19:04:56,625 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8102dd7c/56a8e709460447e7aa9ffbfa47f46aac [2025-03-03 19:04:56,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 19:04:56,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 19:04:56,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 19:04:56,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 19:04:56,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 19:04:56,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4569b9ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56, skipping insertion in model container [2025-03-03 19:04:56,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,644 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 19:04:56,735 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i[917,930] [2025-03-03 19:04:56,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:04:56,793 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 19:04:56,800 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i[917,930] [2025-03-03 19:04:56,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:04:56,831 INFO L204 MainTranslator]: Completed translation [2025-03-03 19:04:56,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56 WrapperNode [2025-03-03 19:04:56,832 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 19:04:56,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 19:04:56,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 19:04:56,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 19:04:56,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,863 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2025-03-03 19:04:56,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 19:04:56,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 19:04:56,868 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 19:04:56,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 19:04:56,878 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,881 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,898 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 19:04:56,898 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,898 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,911 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,912 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,917 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 19:04:56,928 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 19:04:56,928 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 19:04:56,928 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 19:04:56,929 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (1/1) ... [2025-03-03 19:04:56,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:04:56,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:04:56,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 19:04:56,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 19:04:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 19:04:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 19:04:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 19:04:56,983 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 19:04:56,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 19:04:56,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 19:04:57,041 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 19:04:57,043 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 19:04:59,060 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-03 19:04:59,060 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 19:04:59,070 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 19:04:59,071 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 19:04:59,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:04:59 BoogieIcfgContainer [2025-03-03 19:04:59,072 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 19:04:59,073 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 19:04:59,074 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 19:04:59,077 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 19:04:59,077 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 07:04:56" (1/3) ... [2025-03-03 19:04:59,077 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a8036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:04:59, skipping insertion in model container [2025-03-03 19:04:59,077 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:04:56" (2/3) ... [2025-03-03 19:04:59,078 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a8036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:04:59, skipping insertion in model container [2025-03-03 19:04:59,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:04:59" (3/3) ... [2025-03-03 19:04:59,078 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-67.i [2025-03-03 19:04:59,088 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 19:04:59,089 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-67.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 19:04:59,129 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 19:04:59,138 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;@4d762104, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 19:04:59,138 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 19:04:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-03 19:04:59,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-03 19:04:59,149 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:04:59,149 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:04:59,150 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:04:59,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:04:59,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1984977147, now seen corresponding path program 1 times [2025-03-03 19:04:59,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:04:59,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [951083535] [2025-03-03 19:04:59,162 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:04:59,162 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:04:59,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:04:59,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:04:59,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-03 19:04:59,251 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-03 19:04:59,447 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-03 19:04:59,448 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:04:59,448 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:04:59,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 19:04:59,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:04:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2025-03-03 19:04:59,499 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:04:59,503 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:04:59,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [951083535] [2025-03-03 19:04:59,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [951083535] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:04:59,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:04:59,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 19:04:59,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508310552] [2025-03-03 19:04:59,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:04:59,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 19:04:59,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:04:59,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 19:04:59,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:04:59,527 INFO L87 Difference]: Start difference. First operand has 75 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-03 19:04:59,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:04:59,554 INFO L93 Difference]: Finished difference Result 144 states and 253 transitions. [2025-03-03 19:04:59,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 19:04:59,558 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 171 [2025-03-03 19:04:59,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:04:59,562 INFO L225 Difference]: With dead ends: 144 [2025-03-03 19:04:59,562 INFO L226 Difference]: Without dead ends: 72 [2025-03-03 19:04:59,564 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:04:59,566 INFO L435 NwaCegarLoop]: 110 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, 110 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 19:04:59,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:04:59,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-03 19:04:59,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-03 19:04:59,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-03 19:04:59,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 110 transitions. [2025-03-03 19:04:59,596 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 110 transitions. Word has length 171 [2025-03-03 19:04:59,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:04:59,596 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 110 transitions. [2025-03-03 19:04:59,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-03 19:04:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2025-03-03 19:04:59,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-03 19:04:59,602 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:04:59,602 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:04:59,613 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 [2025-03-03 19:04:59,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:04:59,803 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:04:59,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:04:59,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1299351999, now seen corresponding path program 1 times [2025-03-03 19:04:59,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:04:59,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [772075097] [2025-03-03 19:04:59,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:04:59,805 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:04:59,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:04:59,806 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:04:59,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-03 19:04:59,850 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-03 19:05:00,029 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-03 19:05:00,029 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:05:00,029 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:05:00,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-03 19:05:00,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:05:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2025-03-03 19:05:00,595 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 19:05:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-03 19:05:01,049 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:05:01,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [772075097] [2025-03-03 19:05:01,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [772075097] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 19:05:01,049 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 19:05:01,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2025-03-03 19:05:01,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631667318] [2025-03-03 19:05:01,049 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 19:05:01,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-03 19:05:01,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:05:01,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-03 19:05:01,051 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2025-03-03 19:05:01,051 INFO L87 Difference]: Start difference. First operand 72 states and 110 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-03 19:05:02,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:05:02,297 INFO L93 Difference]: Finished difference Result 145 states and 218 transitions. [2025-03-03 19:05:02,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-03 19:05:02,316 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 171 [2025-03-03 19:05:02,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:05:02,318 INFO L225 Difference]: With dead ends: 145 [2025-03-03 19:05:02,318 INFO L226 Difference]: Without dead ends: 76 [2025-03-03 19:05:02,319 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 333 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2025-03-03 19:05:02,319 INFO L435 NwaCegarLoop]: 68 mSDtfsCounter, 123 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-03 19:05:02,319 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 148 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-03 19:05:02,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2025-03-03 19:05:02,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2025-03-03 19:05:02,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 43 states have (on average 1.1627906976744187) internal successors, (50), 43 states have internal predecessors, (50), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-03 19:05:02,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 106 transitions. [2025-03-03 19:05:02,331 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 106 transitions. Word has length 171 [2025-03-03 19:05:02,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:05:02,332 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 106 transitions. [2025-03-03 19:05:02,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-03 19:05:02,332 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2025-03-03 19:05:02,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2025-03-03 19:05:02,334 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:05:02,334 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:05:02,345 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 [2025-03-03 19:05:02,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:05:02,535 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:05:02,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:05:02,536 INFO L85 PathProgramCache]: Analyzing trace with hash -2045954628, now seen corresponding path program 1 times [2025-03-03 19:05:02,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:05:02,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [404568791] [2025-03-03 19:05:02,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:05:02,536 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:05:02,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:05:02,538 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:05:02,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-03 19:05:02,594 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-03-03 19:05:02,813 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-03-03 19:05:02,813 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:05:02,813 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:05:02,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-03-03 19:05:02,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:05:29,752 WARN L286 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 66 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-03-03 19:06:10,561 WARN L286 SmtUtils]: Spent 5.83s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)