./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 e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_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-?-e2fb8be-m [2025-03-08 10:16:00,146 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 10:16:00,197 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 10:16:00,200 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 10:16:00,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 10:16:00,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 10:16:00,225 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 10:16:00,225 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 10:16:00,226 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 10:16:00,226 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 10:16:00,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 10:16:00,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 10:16:00,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 10:16:00,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 10:16:00,227 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 10:16:00,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 10:16:00,228 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 10:16:00,229 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:16:00,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 10:16:00,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 10:16:00,230 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 10:16:00,230 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 10:16:00,230 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 10:16:00,230 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 10:16:00,230 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 [2025-03-08 10:16:00,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 10:16:00,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 10:16:00,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 10:16:00,456 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 10:16:00,457 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 10:16:00,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i [2025-03-08 10:16:01,579 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16788b430/ba0150942f6e49fbb6ed5e3dcdfa86c0/FLAGfb4f229bd [2025-03-08 10:16:01,818 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 10:16:01,819 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i [2025-03-08 10:16:01,827 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16788b430/ba0150942f6e49fbb6ed5e3dcdfa86c0/FLAGfb4f229bd [2025-03-08 10:16:02,157 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16788b430/ba0150942f6e49fbb6ed5e3dcdfa86c0 [2025-03-08 10:16:02,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 10:16:02,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 10:16:02,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 10:16:02,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 10:16:02,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 10:16:02,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d1c6a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02, skipping insertion in model container [2025-03-08 10:16:02,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,179 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 10:16:02,278 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] [2025-03-08 10:16:02,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:16:02,342 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 10:16:02,352 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] [2025-03-08 10:16:02,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:16:02,399 INFO L204 MainTranslator]: Completed translation [2025-03-08 10:16:02,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02 WrapperNode [2025-03-08 10:16:02,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 10:16:02,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 10:16:02,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 10:16:02,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 10:16:02,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,416 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,448 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2025-03-08 10:16:02,452 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 10:16:02,453 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 10:16:02,453 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 10:16:02,453 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 10:16:02,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,468 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,488 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 10:16:02,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,496 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 10:16:02,509 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 10:16:02,509 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 10:16:02,509 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 10:16:02,510 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (1/1) ... [2025-03-08 10:16:02,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:16:02,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:16:02,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 10:16:02,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 10:16:02,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 10:16:02,551 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 10:16:02,551 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 10:16:02,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 10:16:02,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 10:16:02,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 10:16:02,607 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 10:16:02,609 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 10:16:02,911 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L139: havoc property_#t~ite21#1;havoc property_#t~bitwise20#1;havoc property_#t~short22#1; [2025-03-08 10:16:02,934 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2025-03-08 10:16:02,934 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 10:16:02,953 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 10:16:02,953 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 10:16:02,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:16:02 BoogieIcfgContainer [2025-03-08 10:16:02,953 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 10:16:02,956 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 10:16:02,956 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 10:16:02,959 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 10:16:02,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:16:02" (1/3) ... [2025-03-08 10:16:02,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557f0156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:16:02, skipping insertion in model container [2025-03-08 10:16:02,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:02" (2/3) ... [2025-03-08 10:16:02,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557f0156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:16:02, skipping insertion in model container [2025-03-08 10:16:02,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:16:02" (3/3) ... [2025-03-08 10:16:02,962 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-67.i [2025-03-08 10:16:02,972 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 10:16:02,973 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. [2025-03-08 10:16:03,012 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 10:16:03,021 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;@3fa77e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 10:16:03,021 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 10:16:03,024 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) [2025-03-08 10:16:03,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-03-08 10:16:03,032 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:16:03,033 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] [2025-03-08 10:16:03,033 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:16:03,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:16:03,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1913341810, now seen corresponding path program 1 times [2025-03-08 10:16:03,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:16:03,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100622721] [2025-03-08 10:16:03,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:03,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:16:03,113 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-08 10:16:03,133 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-08 10:16:03,133 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:03,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:16:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-08 10:16:03,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 10:16:03,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100622721] [2025-03-08 10:16:03,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100622721] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 10:16:03,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [744560700] [2025-03-08 10:16:03,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:03,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:16:03,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:16:03,282 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 10:16:03,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 10:16:03,365 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-08 10:16:03,436 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-08 10:16:03,437 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:03,437 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:16:03,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 10:16:03,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:16:03,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-08 10:16:03,487 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:16:03,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [744560700] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:16:03,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 10:16:03,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 10:16:03,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172479056] [2025-03-08 10:16:03,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:16:03,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 10:16:03,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 10:16:03,509 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 10:16:03,510 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:16:03,511 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) [2025-03-08 10:16:03,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:16:03,541 INFO L93 Difference]: Finished difference Result 168 states and 289 transitions. [2025-03-08 10:16:03,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 10:16:03,544 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 [2025-03-08 10:16:03,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:16:03,549 INFO L225 Difference]: With dead ends: 168 [2025-03-08 10:16:03,549 INFO L226 Difference]: Without dead ends: 84 [2025-03-08 10:16:03,554 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 [2025-03-08 10:16:03,556 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 [2025-03-08 10:16:03,558 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] [2025-03-08 10:16:03,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2025-03-08 10:16:03,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2025-03-08 10:16:03,591 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) [2025-03-08 10:16:03,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 128 transitions. [2025-03-08 10:16:03,601 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 128 transitions. Word has length 175 [2025-03-08 10:16:03,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:16:03,601 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 128 transitions. [2025-03-08 10:16:03,602 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) [2025-03-08 10:16:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2025-03-08 10:16:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-03-08 10:16:03,604 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:16:03,604 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] [2025-03-08 10:16:03,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-08 10:16:03,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 10:16:03,805 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:16:03,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:16:03,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1287067822, now seen corresponding path program 1 times [2025-03-08 10:16:03,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:16:03,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396729130] [2025-03-08 10:16:03,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:03,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:16:03,828 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-08 10:16:03,952 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-08 10:16:03,953 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:03,953 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:16:04,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 10:16:04,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 10:16:04,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396729130] [2025-03-08 10:16:04,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396729130] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 10:16:04,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691086534] [2025-03-08 10:16:04,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:04,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:16:04,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:16:04,542 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 10:16:04,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 10:16:04,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-08 10:16:04,654 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-08 10:16:04,654 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:04,654 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:16:04,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-08 10:16:04,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:16:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2025-03-08 10:16:04,937 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 10:16:05,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 10:16:05,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691086534] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 10:16:05,219 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 10:16:05,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-03-08 10:16:05,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115672307] [2025-03-08 10:16:05,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 10:16:05,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-08 10:16:05,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 10:16:05,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-08 10:16:05,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2025-03-08 10:16:05,223 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) [2025-03-08 10:16:05,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:16:05,531 INFO L93 Difference]: Finished difference Result 169 states and 254 transitions. [2025-03-08 10:16:05,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-08 10:16:05,533 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 [2025-03-08 10:16:05,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:16:05,535 INFO L225 Difference]: With dead ends: 169 [2025-03-08 10:16:05,535 INFO L226 Difference]: Without dead ends: 88 [2025-03-08 10:16:05,535 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 [2025-03-08 10:16:05,536 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 [2025-03-08 10:16:05,536 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] [2025-03-08 10:16:05,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2025-03-08 10:16:05,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 86. [2025-03-08 10:16:05,545 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) [2025-03-08 10:16:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 124 transitions. [2025-03-08 10:16:05,546 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 124 transitions. Word has length 175 [2025-03-08 10:16:05,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:16:05,547 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 124 transitions. [2025-03-08 10:16:05,547 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) [2025-03-08 10:16:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 124 transitions. [2025-03-08 10:16:05,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-03-08 10:16:05,550 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:16:05,550 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] [2025-03-08 10:16:05,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 10:16:05,751 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 [2025-03-08 10:16:05,751 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:16:05,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:16:05,752 INFO L85 PathProgramCache]: Analyzing trace with hash -409897111, now seen corresponding path program 1 times [2025-03-08 10:16:05,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:16:05,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958284784] [2025-03-08 10:16:05,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:05,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:16:05,768 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 10:16:05,863 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 10:16:05,863 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:05,864 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 10:16:05,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1447620612] [2025-03-08 10:16:05,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:05,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:16:05,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:16:05,868 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 10:16:05,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 10:16:05,914 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 10:16:06,021 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 10:16:06,022 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:06,022 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 10:16:06,022 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 10:16:06,040 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 10:16:06,103 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 10:16:06,103 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:06,103 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 10:16:06,170 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 10:16:06,170 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 10:16:06,171 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 10:16:06,177 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-08 10:16:06,372 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 [2025-03-08 10:16:06,375 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-08 10:16:06,459 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 10:16:06,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 10:16:06 BoogieIcfgContainer [2025-03-08 10:16:06,462 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 10:16:06,462 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 10:16:06,462 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 10:16:06,462 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 10:16:06,463 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:16:02" (3/4) ... [2025-03-08 10:16:06,464 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 10:16:06,465 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 10:16:06,466 INFO L158 Benchmark]: Toolchain (without parser) took 4305.90ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 111.2MB in the beginning and 214.6MB in the end (delta: -103.5MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2025-03-08 10:16:06,466 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 127.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:16:06,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.24ms. Allocated memory is still 142.6MB. Free memory was 111.2MB in the beginning and 97.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 10:16:06,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.97ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 94.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:16:06,466 INFO L158 Benchmark]: Boogie Preprocessor took 55.68ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 91.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:16:06,467 INFO L158 Benchmark]: IcfgBuilder took 444.12ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 67.7MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 10:16:06,467 INFO L158 Benchmark]: TraceAbstraction took 3505.26ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 66.8MB in the beginning and 214.7MB in the end (delta: -147.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:16:06,467 INFO L158 Benchmark]: Witness Printer took 2.86ms. Allocated memory is still 285.2MB. Free memory was 214.7MB in the beginning and 214.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:16:06,468 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 127.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.24ms. Allocated memory is still 142.6MB. Free memory was 111.2MB in the beginning and 97.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.97ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 94.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.68ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 91.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 444.12ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 67.7MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3505.26ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 66.8MB in the beginning and 214.7MB in the end (delta: -147.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.86ms. Allocated memory is still 285.2MB. Free memory was 214.7MB in the beginning and 214.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 48, 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 someBinaryFLOATComparisonOperation at line 139, 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, 161 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, 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, 1.3s 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 [2025-03-08 10:16:06,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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-?-e2fb8be-m [2025-03-08 10:16:08,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 10:16:08,414 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 10:16:08,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 10:16:08,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 10:16:08,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 10:16:08,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 10:16:08,446 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 10:16:08,447 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 10:16:08,447 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 10:16:08,447 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 10:16:08,447 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 10:16:08,447 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 10:16:08,447 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 10:16:08,447 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 10:16:08,447 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 10:16:08,448 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 10:16:08,449 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 10:16:08,449 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 10:16:08,449 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 10:16:08,449 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 10:16:08,449 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 10:16:08,449 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 10:16:08,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:16:08,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 10:16:08,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 10:16:08,449 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 10:16:08,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 10:16:08,450 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 10:16:08,450 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 10:16:08,450 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 10:16:08,450 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 10:16:08,450 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 10:16:08,450 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 10:16:08,450 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 [2025-03-08 10:16:08,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 10:16:08,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 10:16:08,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 10:16:08,698 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 10:16:08,698 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 10:16:08,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i [2025-03-08 10:16:09,829 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7783bd677/a0556eeeb6574dd78aa4b1ea7373195b/FLAG1b5cbd621 [2025-03-08 10:16:10,048 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 10:16:10,048 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-67.i [2025-03-08 10:16:10,055 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7783bd677/a0556eeeb6574dd78aa4b1ea7373195b/FLAG1b5cbd621 [2025-03-08 10:16:10,412 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7783bd677/a0556eeeb6574dd78aa4b1ea7373195b [2025-03-08 10:16:10,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 10:16:10,416 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 10:16:10,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 10:16:10,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 10:16:10,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 10:16:10,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2df257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10, skipping insertion in model container [2025-03-08 10:16:10,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,437 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 10:16:10,540 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] [2025-03-08 10:16:10,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:16:10,586 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 10:16:10,594 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] [2025-03-08 10:16:10,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:16:10,624 INFO L204 MainTranslator]: Completed translation [2025-03-08 10:16:10,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10 WrapperNode [2025-03-08 10:16:10,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 10:16:10,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 10:16:10,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 10:16:10,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 10:16:10,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,664 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2025-03-08 10:16:10,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 10:16:10,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 10:16:10,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 10:16:10,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 10:16:10,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,681 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,692 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 10:16:10,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,703 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 10:16:10,713 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 10:16:10,713 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 10:16:10,713 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 10:16:10,714 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (1/1) ... [2025-03-08 10:16:10,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:16:10,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:16:10,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 10:16:10,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 10:16:10,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 10:16:10,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 10:16:10,757 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 10:16:10,757 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 10:16:10,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 10:16:10,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 10:16:10,807 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 10:16:10,809 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 10:16:12,555 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-08 10:16:12,555 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 10:16:12,563 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 10:16:12,563 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 10:16:12,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:16:12 BoogieIcfgContainer [2025-03-08 10:16:12,563 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 10:16:12,565 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 10:16:12,565 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 10:16:12,568 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 10:16:12,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:16:10" (1/3) ... [2025-03-08 10:16:12,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34978e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:16:12, skipping insertion in model container [2025-03-08 10:16:12,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:16:10" (2/3) ... [2025-03-08 10:16:12,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34978e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:16:12, skipping insertion in model container [2025-03-08 10:16:12,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:16:12" (3/3) ... [2025-03-08 10:16:12,570 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-67.i [2025-03-08 10:16:12,579 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 10:16:12,581 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. [2025-03-08 10:16:12,616 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 10:16:12,625 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;@5f17fedd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 10:16:12,625 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 10:16:12,628 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) [2025-03-08 10:16:12,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-08 10:16:12,640 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:16:12,640 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] [2025-03-08 10:16:12,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:16:12,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:16:12,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1984977147, now seen corresponding path program 1 times [2025-03-08 10:16:12,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:16:12,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1407620591] [2025-03-08 10:16:12,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:12,655 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:16:12,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:16:12,659 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 10:16:12,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-08 10:16:12,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-08 10:16:12,941 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-08 10:16:12,942 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:12,942 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:16:12,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 10:16:12,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:16:13,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2025-03-08 10:16:13,001 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:16:13,001 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 10:16:13,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1407620591] [2025-03-08 10:16:13,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1407620591] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:16:13,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 10:16:13,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 10:16:13,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340870812] [2025-03-08 10:16:13,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:16:13,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 10:16:13,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 10:16:13,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 10:16:13,021 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:16:13,022 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) [2025-03-08 10:16:13,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:16:13,039 INFO L93 Difference]: Finished difference Result 144 states and 253 transitions. [2025-03-08 10:16:13,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 10:16:13,041 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 [2025-03-08 10:16:13,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:16:13,045 INFO L225 Difference]: With dead ends: 144 [2025-03-08 10:16:13,045 INFO L226 Difference]: Without dead ends: 72 [2025-03-08 10:16:13,048 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 [2025-03-08 10:16:13,050 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 [2025-03-08 10:16:13,050 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] [2025-03-08 10:16:13,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-08 10:16:13,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-08 10:16:13,080 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) [2025-03-08 10:16:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 110 transitions. [2025-03-08 10:16:13,084 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 110 transitions. Word has length 171 [2025-03-08 10:16:13,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:16:13,085 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 110 transitions. [2025-03-08 10:16:13,085 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) [2025-03-08 10:16:13,085 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2025-03-08 10:16:13,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-08 10:16:13,088 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:16:13,088 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] [2025-03-08 10:16:13,097 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-08 10:16:13,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:16:13,289 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:16:13,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:16:13,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1299351999, now seen corresponding path program 1 times [2025-03-08 10:16:13,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:16:13,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1256871630] [2025-03-08 10:16:13,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:13,290 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:16:13,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:16:13,293 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 10:16:13,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-08 10:16:13,339 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-08 10:16:13,510 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-08 10:16:13,510 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:13,510 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:16:13,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-08 10:16:13,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:16:14,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2025-03-08 10:16:14,002 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 10:16:14,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 10:16:14,356 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 10:16:14,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1256871630] [2025-03-08 10:16:14,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1256871630] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 10:16:14,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 10:16:14,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2025-03-08 10:16:14,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922493700] [2025-03-08 10:16:14,356 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 10:16:14,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-08 10:16:14,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 10:16:14,358 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-08 10:16:14,358 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2025-03-08 10:16:14,358 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) [2025-03-08 10:16:15,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:16:15,476 INFO L93 Difference]: Finished difference Result 145 states and 218 transitions. [2025-03-08 10:16:15,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-08 10:16:15,496 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 [2025-03-08 10:16:15,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:16:15,497 INFO L225 Difference]: With dead ends: 145 [2025-03-08 10:16:15,497 INFO L226 Difference]: Without dead ends: 76 [2025-03-08 10:16:15,498 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 [2025-03-08 10:16:15,499 INFO L435 NwaCegarLoop]: 68 mSDtfsCounter, 123 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2025-03-08 10:16:15,499 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 148 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-03-08 10:16:15,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2025-03-08 10:16:15,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2025-03-08 10:16:15,509 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) [2025-03-08 10:16:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 106 transitions. [2025-03-08 10:16:15,510 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 106 transitions. Word has length 171 [2025-03-08 10:16:15,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:16:15,511 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 106 transitions. [2025-03-08 10:16:15,511 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) [2025-03-08 10:16:15,511 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2025-03-08 10:16:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2025-03-08 10:16:15,513 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:16:15,513 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] [2025-03-08 10:16:15,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-08 10:16:15,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:16:15,714 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:16:15,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:16:15,714 INFO L85 PathProgramCache]: Analyzing trace with hash -2045954628, now seen corresponding path program 1 times [2025-03-08 10:16:15,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:16:15,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [138351499] [2025-03-08 10:16:15,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:16:15,715 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:16:15,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:16:15,718 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 10:16:15,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-08 10:16:15,772 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-03-08 10:16:15,974 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-03-08 10:16:15,975 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:16:15,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:16:15,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-03-08 10:16:15,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:17:10,640 WARN L286 SmtUtils]: Spent 5.47s 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)