./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.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 fb0f6fdf5a000673f29b72fb3b18c9147fb4fe40d822b9150d2e3e112f352f95 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 19:02:36,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 19:02:36,454 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 19:02:36,461 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 19:02:36,461 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 19:02:36,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 19:02:36,485 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 19:02:36,485 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 19:02:36,486 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 19:02:36,486 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 19:02:36,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 19:02:36,487 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 19:02:36,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 19:02:36,487 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 19:02:36,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 19:02:36,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 19:02:36,489 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 19:02:36,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 19:02:36,489 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 19:02:36,489 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 19:02:36,489 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 19:02:36,489 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 19:02:36,489 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 19:02:36,489 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:02:36,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 19:02:36,490 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 19:02:36,490 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 -> fb0f6fdf5a000673f29b72fb3b18c9147fb4fe40d822b9150d2e3e112f352f95 [2025-03-03 19:02:36,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 19:02:36,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 19:02:36,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 19:02:36,696 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 19:02:36,696 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 19:02:36,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i [2025-03-03 19:02:37,849 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a73f85f6c/3c34fcfb6dcd4832b3432359b10f3058/FLAGb1dbb49e9 [2025-03-03 19:02:38,099 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 19:02:38,100 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i [2025-03-03 19:02:38,111 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a73f85f6c/3c34fcfb6dcd4832b3432359b10f3058/FLAGb1dbb49e9 [2025-03-03 19:02:38,130 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a73f85f6c/3c34fcfb6dcd4832b3432359b10f3058 [2025-03-03 19:02:38,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 19:02:38,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 19:02:38,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 19:02:38,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 19:02:38,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 19:02:38,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d0d43d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38, skipping insertion in model container [2025-03-03 19:02:38,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,165 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 19:02:38,263 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-49.i[917,930] [2025-03-03 19:02:38,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:02:38,320 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 19:02:38,327 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-49.i[917,930] [2025-03-03 19:02:38,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:02:38,359 INFO L204 MainTranslator]: Completed translation [2025-03-03 19:02:38,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38 WrapperNode [2025-03-03 19:02:38,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 19:02:38,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 19:02:38,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 19:02:38,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 19:02:38,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,399 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2025-03-03 19:02:38,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 19:02:38,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 19:02:38,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 19:02:38,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 19:02:38,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,414 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,429 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 19:02:38,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,430 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,435 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,436 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 19:02:38,444 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 19:02:38,446 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 19:02:38,446 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 19:02:38,447 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (1/1) ... [2025-03-03 19:02:38,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:02:38,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:02:38,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 19:02:38,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 19:02:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 19:02:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 19:02:38,489 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 19:02:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 19:02:38,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 19:02:38,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 19:02:38,539 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 19:02:38,540 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 19:02:38,850 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L144: havoc property_#t~bitwise23#1;havoc property_#t~short24#1; [2025-03-03 19:02:38,877 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-03 19:02:38,878 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 19:02:38,890 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 19:02:38,890 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 19:02:38,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:02:38 BoogieIcfgContainer [2025-03-03 19:02:38,891 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 19:02:38,894 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 19:02:38,894 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 19:02:38,897 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 19:02:38,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 07:02:38" (1/3) ... [2025-03-03 19:02:38,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@562b82e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:02:38, skipping insertion in model container [2025-03-03 19:02:38,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:38" (2/3) ... [2025-03-03 19:02:38,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@562b82e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:02:38, skipping insertion in model container [2025-03-03 19:02:38,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:02:38" (3/3) ... [2025-03-03 19:02:38,900 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-49.i [2025-03-03 19:02:38,912 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 19:02:38,913 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-49.i that has 2 procedures, 89 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 19:02:38,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 19:02:38,960 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;@619d552c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 19:02:38,960 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 19:02:38,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 54 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-03 19:02:38,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2025-03-03 19:02:38,973 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:02:38,974 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:02:38,974 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:02:38,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:02:38,977 INFO L85 PathProgramCache]: Analyzing trace with hash 657648323, now seen corresponding path program 1 times [2025-03-03 19:02:38,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:02:38,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192025921] [2025-03-03 19:02:38,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:38,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:02:39,060 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 201 statements into 1 equivalence classes. [2025-03-03 19:02:39,080 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 201 of 201 statements. [2025-03-03 19:02:39,080 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:39,080 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:39,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-03 19:02:39,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:02:39,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192025921] [2025-03-03 19:02:39,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192025921] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 19:02:39,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873954848] [2025-03-03 19:02:39,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:39,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:02:39,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:02:39,278 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:02:39,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 19:02:39,355 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 201 statements into 1 equivalence classes. [2025-03-03 19:02:39,418 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 201 of 201 statements. [2025-03-03 19:02:39,419 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:39,419 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:39,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 19:02:39,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:02:39,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-03 19:02:39,451 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:02:39,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [873954848] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:02:39,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 19:02:39,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 19:02:39,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957074357] [2025-03-03 19:02:39,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:02:39,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 19:02:39,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:02:39,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 19:02:39,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:02:39,473 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 54 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-03 19:02:39,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:02:39,494 INFO L93 Difference]: Finished difference Result 171 states and 302 transitions. [2025-03-03 19:02:39,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 19:02:39,496 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 201 [2025-03-03 19:02:39,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:02:39,502 INFO L225 Difference]: With dead ends: 171 [2025-03-03 19:02:39,502 INFO L226 Difference]: Without dead ends: 85 [2025-03-03 19:02:39,505 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:02:39,508 INFO L435 NwaCegarLoop]: 128 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, 128 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 19:02:39,509 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:02:39,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2025-03-03 19:02:39,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2025-03-03 19:02:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 50 states have (on average 1.28) internal successors, (64), 50 states have internal predecessors, (64), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-03 19:02:39,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 130 transitions. [2025-03-03 19:02:39,542 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 130 transitions. Word has length 201 [2025-03-03 19:02:39,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:02:39,542 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 130 transitions. [2025-03-03 19:02:39,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-03 19:02:39,543 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2025-03-03 19:02:39,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2025-03-03 19:02:39,546 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:02:39,546 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:02:39,553 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-03 19:02:39,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-03 19:02:39,747 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:02:39,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:02:39,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1399543714, now seen corresponding path program 1 times [2025-03-03 19:02:39,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:02:39,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841751933] [2025-03-03 19:02:39,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:39,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:02:39,787 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 201 statements into 1 equivalence classes. [2025-03-03 19:02:39,889 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 201 of 201 statements. [2025-03-03 19:02:39,890 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:39,890 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-03 19:02:40,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:02:40,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841751933] [2025-03-03 19:02:40,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841751933] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:02:40,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:02:40,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 19:02:40,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600847013] [2025-03-03 19:02:40,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:02:40,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 19:02:40,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:02:40,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 19:02:40,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 19:02:40,198 INFO L87 Difference]: Start difference. First operand 85 states and 130 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-03 19:02:40,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:02:40,224 INFO L93 Difference]: Finished difference Result 168 states and 259 transitions. [2025-03-03 19:02:40,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 19:02:40,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 201 [2025-03-03 19:02:40,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:02:40,229 INFO L225 Difference]: With dead ends: 168 [2025-03-03 19:02:40,229 INFO L226 Difference]: Without dead ends: 86 [2025-03-03 19:02:40,230 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 19:02:40,230 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 19:02:40,231 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 249 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:02:40,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2025-03-03 19:02:40,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2025-03-03 19:02:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.2745098039215685) internal successors, (65), 51 states have internal predecessors, (65), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-03 19:02:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 131 transitions. [2025-03-03 19:02:40,241 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 131 transitions. Word has length 201 [2025-03-03 19:02:40,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:02:40,242 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 131 transitions. [2025-03-03 19:02:40,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-03 19:02:40,242 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2025-03-03 19:02:40,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2025-03-03 19:02:40,244 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:02:40,244 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:02:40,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 19:02:40,244 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:02:40,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:02:40,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1149227801, now seen corresponding path program 1 times [2025-03-03 19:02:40,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:02:40,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138984314] [2025-03-03 19:02:40,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:40,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:02:40,258 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 202 statements into 1 equivalence classes. [2025-03-03 19:02:40,375 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 202 of 202 statements. [2025-03-03 19:02:40,375 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:40,375 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:40,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 12 proven. 84 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-03 19:02:40,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:02:40,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138984314] [2025-03-03 19:02:40,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138984314] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 19:02:40,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758506271] [2025-03-03 19:02:40,690 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:40,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:02:40,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:02:40,693 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:02:40,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 19:02:40,742 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 202 statements into 1 equivalence classes. [2025-03-03 19:02:40,791 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 202 of 202 statements. [2025-03-03 19:02:40,791 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:40,791 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:40,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-03 19:02:40,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:02:41,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2025-03-03 19:02:41,049 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 19:02:41,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-03 19:02:41,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758506271] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 19:02:41,310 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 19:02:41,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 9 [2025-03-03 19:02:41,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345536561] [2025-03-03 19:02:41,311 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 19:02:41,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-03 19:02:41,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:02:41,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-03 19:02:41,312 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-03-03 19:02:41,313 INFO L87 Difference]: Start difference. First operand 86 states and 131 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 3 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2025-03-03 19:02:41,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:02:41,728 INFO L93 Difference]: Finished difference Result 204 states and 302 transitions. [2025-03-03 19:02:41,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-03-03 19:02:41,729 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 3 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) Word has length 202 [2025-03-03 19:02:41,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:02:41,730 INFO L225 Difference]: With dead ends: 204 [2025-03-03 19:02:41,730 INFO L226 Difference]: Without dead ends: 121 [2025-03-03 19:02:41,731 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 401 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2025-03-03 19:02:41,731 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 139 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-03 19:02:41,731 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 197 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-03 19:02:41,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2025-03-03 19:02:41,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 98. [2025-03-03 19:02:41,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 61 states have (on average 1.1967213114754098) internal successors, (73), 61 states have internal predecessors, (73), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-03 19:02:41,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 139 transitions. [2025-03-03 19:02:41,742 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 139 transitions. Word has length 202 [2025-03-03 19:02:41,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:02:41,743 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 139 transitions. [2025-03-03 19:02:41,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 3 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2025-03-03 19:02:41,743 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 139 transitions. [2025-03-03 19:02:41,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2025-03-03 19:02:41,745 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:02:41,745 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:02:41,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-03 19:02:41,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2025-03-03 19:02:41,947 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:02:41,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:02:41,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1183978570, now seen corresponding path program 1 times [2025-03-03 19:02:41,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:02:41,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094704994] [2025-03-03 19:02:41,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:41,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:02:41,962 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-03-03 19:02:42,039 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-03-03 19:02:42,040 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:42,040 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 19:02:42,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1792244562] [2025-03-03 19:02:42,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:42,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:02:42,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:02:42,046 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:02:42,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-03 19:02:42,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-03-03 19:02:42,161 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-03-03 19:02:42,162 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:42,162 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 19:02:42,162 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 19:02:42,185 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-03-03 19:02:42,213 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-03-03 19:02:42,213 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:42,214 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 19:02:42,305 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 19:02:42,305 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 19:02:42,306 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 19:02:42,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-03 19:02:42,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:02:42,509 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-03 19:02:42,585 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 19:02:42,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 07:02:42 BoogieIcfgContainer [2025-03-03 19:02:42,587 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 19:02:42,588 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 19:02:42,588 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 19:02:42,588 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 19:02:42,589 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:02:38" (3/4) ... [2025-03-03 19:02:42,590 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 19:02:42,591 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 19:02:42,592 INFO L158 Benchmark]: Toolchain (without parser) took 4457.85ms. Allocated memory is still 201.3MB. Free memory was 155.0MB in the beginning and 126.3MB in the end (delta: 28.7MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2025-03-03 19:02:42,592 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:02:42,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.30ms. Allocated memory is still 201.3MB. Free memory was 155.0MB in the beginning and 140.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 19:02:42,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.13ms. Allocated memory is still 201.3MB. Free memory was 140.3MB in the beginning and 136.6MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:02:42,593 INFO L158 Benchmark]: Boogie Preprocessor took 43.98ms. Allocated memory is still 201.3MB. Free memory was 136.6MB in the beginning and 131.9MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 19:02:42,593 INFO L158 Benchmark]: IcfgBuilder took 446.87ms. Allocated memory is still 201.3MB. Free memory was 131.9MB in the beginning and 107.2MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 19:02:42,593 INFO L158 Benchmark]: TraceAbstraction took 3693.56ms. Allocated memory is still 201.3MB. Free memory was 106.4MB in the beginning and 126.4MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:02:42,593 INFO L158 Benchmark]: Witness Printer took 3.13ms. Allocated memory is still 201.3MB. Free memory was 126.4MB in the beginning and 126.3MB in the end (delta: 55.4kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:02:42,594 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 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.30ms. Allocated memory is still 201.3MB. Free memory was 155.0MB in the beginning and 140.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.13ms. Allocated memory is still 201.3MB. Free memory was 140.3MB in the beginning and 136.6MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.98ms. Allocated memory is still 201.3MB. Free memory was 136.6MB in the beginning and 131.9MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 446.87ms. Allocated memory is still 201.3MB. Free memory was 131.9MB in the beginning and 107.2MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3693.56ms. Allocated memory is still 201.3MB. Free memory was 106.4MB in the beginning and 126.4MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.13ms. Allocated memory is still 201.3MB. Free memory was 126.4MB in the beginning and 126.3MB in the end (delta: 55.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 120, overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 10; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_3 = 3171453299; [L25] unsigned long int var_1_4 = 2038274679; [L26] unsigned long int var_1_5 = 1375699353; [L27] unsigned long int var_1_6 = 10; [L28] unsigned long int var_1_7 = 16; [L29] unsigned short int var_1_8 = 16; [L30] unsigned short int var_1_9 = 128; [L31] unsigned short int var_1_10 = 1; [L32] unsigned short int var_1_11 = 100; [L33] unsigned char var_1_12 = 1; [L34] unsigned char var_1_13 = 1; [L35] double var_1_14 = 64.45; [L36] float var_1_15 = 31.15; [L37] float var_1_16 = 16.4; [L38] double var_1_17 = 100.625; [L39] double var_1_18 = 128.1; [L40] unsigned char var_1_19 = 1; [L41] unsigned char var_1_20 = 8; [L42] unsigned char var_1_21 = 100; [L43] unsigned char var_1_22 = 0; [L44] signed char var_1_23 = 2; [L45] unsigned char var_1_24 = 0; VAL [isInitial=0, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L91] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L91] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L92] var_1_3 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L93] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L94] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L94] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L95] var_1_4 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_4 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L96] RET assume_abort_if_not(var_1_4 >= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L98] var_1_5 = __VERIFIER_nondet_ulong() [L99] CALL assume_abort_if_not(var_1_5 >= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L99] RET assume_abort_if_not(var_1_5 >= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L100] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L100] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L101] var_1_6 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_7=16, var_1_8=16, var_1_9=128] [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_7=16, var_1_8=16, var_1_9=128] [L103] CALL assume_abort_if_not(var_1_6 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=16, var_1_8=16, var_1_9=128] [L103] RET assume_abort_if_not(var_1_6 <= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=16, var_1_8=16, var_1_9=128] [L104] var_1_7 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_8=16, var_1_9=128] [L105] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_8=16, var_1_9=128] [L106] CALL assume_abort_if_not(var_1_7 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=128] [L106] RET assume_abort_if_not(var_1_7 <= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=128] [L107] var_1_9 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16] [L108] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16] [L109] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L109] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L110] var_1_10 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L111] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L112] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L112] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L113] var_1_11 = __VERIFIER_nondet_ushort() [L114] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L114] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L115] CALL assume_abort_if_not(var_1_11 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L115] RET assume_abort_if_not(var_1_11 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L116] var_1_13 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L117] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L118] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L118] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L119] var_1_15 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L120] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L121] var_1_16 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L122] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L123] var_1_17 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L124] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L125] var_1_18 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L126] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L127] var_1_20 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L128] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L129] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L129] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L130] var_1_21 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L131] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L132] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L132] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L133] var_1_23 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_23 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L134] RET assume_abort_if_not(var_1_23 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L135] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L135] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L136] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L136] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L137] var_1_24 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L138] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L139] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L139] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L152] RET updateVariables() [L153] CALL step() [L49] COND TRUE \read(var_1_2) [L50] var_1_1 = (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) + 256u)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L52] var_1_8 = ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11))))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L53] COND FALSE !(! var_1_2) [L58] var_1_12 = 0 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L60] COND TRUE (((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16 [L61] var_1_14 = ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L63] COND TRUE var_1_13 && var_1_2 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L64] COND TRUE var_1_4 > (256u * var_1_8) [L65] var_1_19 = ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L70] EXPR var_1_11 & var_1_4 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L70] COND TRUE (-2 / var_1_23) >= (var_1_11 & var_1_4) [L71] COND FALSE !(var_1_21 >= (var_1_19 + var_1_5)) [L82] var_1_22 = var_1_13 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR (((((var_1_2 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))))))) && ((! var_1_2) ? (((var_1_1 * ((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5)))) >= var_1_6) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && var_1_2) ? ((var_1_4 > (256u * var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_11 & var_1_4)) ? ((var_1_21 >= (var_1_19 + var_1_5)) ? (((~ var_1_10) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L144-L145] return (((((var_1_2 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))))))) && ((! var_1_2) ? (((var_1_1 * ((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5)))) >= var_1_6) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && var_1_2) ? ((var_1_4 > (256u * var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_11 & var_1_4)) ? ((var_1_21 >= (var_1_19 + var_1_5)) ? (((~ var_1_10) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 4, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 140 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 139 mSDsluCounter, 574 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 244 mSDsCounter, 86 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 327 IncrementalHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 86 mSolverCounterUnsat, 330 mSDtfsCounter, 327 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 624 GetRequests, 605 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=3, InterpolantAutomatonStates: 18, 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, 3 MinimizatonAttempts, 23 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1413 NumberOfCodeBlocks, 1413 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1203 ConstructedInterpolants, 0 QuantifiedInterpolants, 1959 SizeOfPredicates, 1 NumberOfNonLiveVariables, 853 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 12440/12672 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 19:02:42,617 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.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 fb0f6fdf5a000673f29b72fb3b18c9147fb4fe40d822b9150d2e3e112f352f95 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 19:02:44,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 19:02:44,503 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 19:02:44,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 19:02:44,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 19:02:44,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 19:02:44,551 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 19:02:44,551 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 19:02:44,552 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 19:02:44,552 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 19:02:44,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 19:02:44,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 19:02:44,553 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 19:02:44,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 19:02:44,553 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 19:02:44,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 19:02:44,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 19:02:44,554 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 19:02:44,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 19:02:44,555 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 19:02:44,555 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 19:02:44,555 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 19:02:44,555 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 19:02:44,555 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 19:02:44,555 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:02:44,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 19:02:44,556 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 19:02:44,557 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 19:02:44,557 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 -> fb0f6fdf5a000673f29b72fb3b18c9147fb4fe40d822b9150d2e3e112f352f95 [2025-03-03 19:02:44,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 19:02:44,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 19:02:44,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 19:02:44,784 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 19:02:44,785 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 19:02:44,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i [2025-03-03 19:02:45,932 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48f17faa4/21b31fde461d4fe6bef57ffd4e536f30/FLAG218b80f67 [2025-03-03 19:02:46,145 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 19:02:46,145 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i [2025-03-03 19:02:46,153 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48f17faa4/21b31fde461d4fe6bef57ffd4e536f30/FLAG218b80f67 [2025-03-03 19:02:46,500 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48f17faa4/21b31fde461d4fe6bef57ffd4e536f30 [2025-03-03 19:02:46,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 19:02:46,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 19:02:46,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 19:02:46,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 19:02:46,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 19:02:46,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc9de9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46, skipping insertion in model container [2025-03-03 19:02:46,511 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,524 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 19:02:46,620 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-49.i[917,930] [2025-03-03 19:02:46,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:02:46,673 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 19:02:46,680 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-49.i[917,930] [2025-03-03 19:02:46,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:02:46,708 INFO L204 MainTranslator]: Completed translation [2025-03-03 19:02:46,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46 WrapperNode [2025-03-03 19:02:46,709 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 19:02:46,710 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 19:02:46,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 19:02:46,710 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 19:02:46,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,742 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2025-03-03 19:02:46,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 19:02:46,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 19:02:46,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 19:02:46,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 19:02:46,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,757 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,766 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 19:02:46,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,772 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 19:02:46,778 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 19:02:46,778 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 19:02:46,778 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 19:02:46,779 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (1/1) ... [2025-03-03 19:02:46,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:02:46,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:02:46,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 19:02:46,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 19:02:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 19:02:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 19:02:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 19:02:46,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 19:02:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 19:02:46,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 19:02:46,881 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 19:02:46,883 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 19:02:47,252 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-03 19:02:47,254 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 19:02:47,261 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 19:02:47,261 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 19:02:47,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:02:47 BoogieIcfgContainer [2025-03-03 19:02:47,262 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 19:02:47,263 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 19:02:47,263 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 19:02:47,267 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 19:02:47,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 07:02:46" (1/3) ... [2025-03-03 19:02:47,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fef7a50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:02:47, skipping insertion in model container [2025-03-03 19:02:47,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:02:46" (2/3) ... [2025-03-03 19:02:47,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fef7a50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:02:47, skipping insertion in model container [2025-03-03 19:02:47,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:02:47" (3/3) ... [2025-03-03 19:02:47,270 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-49.i [2025-03-03 19:02:47,281 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 19:02:47,282 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-49.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 19:02:47,315 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 19:02:47,322 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;@1899417f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 19:02:47,322 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 19:02:47,324 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-03 19:02:47,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-03 19:02:47,333 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:02:47,344 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:02:47,344 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:02:47,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:02:47,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1419353802, now seen corresponding path program 1 times [2025-03-03 19:02:47,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:02:47,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1009193562] [2025-03-03 19:02:47,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:47,355 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:02:47,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:02:47,357 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:02:47,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-03 19:02:47,433 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-03 19:02:47,590 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-03 19:02:47,591 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:47,591 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:47,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 19:02:47,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:02:47,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2025-03-03 19:02:47,648 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:02:47,648 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:02:47,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1009193562] [2025-03-03 19:02:47,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1009193562] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:02:47,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:02:47,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 19:02:47,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825407825] [2025-03-03 19:02:47,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:02:47,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 19:02:47,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:02:47,671 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 19:02:47,671 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:02:47,673 INFO L87 Difference]: Start difference. First operand has 80 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-03 19:02:47,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:02:47,698 INFO L93 Difference]: Finished difference Result 153 states and 274 transitions. [2025-03-03 19:02:47,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 19:02:47,699 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 198 [2025-03-03 19:02:47,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:02:47,706 INFO L225 Difference]: With dead ends: 153 [2025-03-03 19:02:47,706 INFO L226 Difference]: Without dead ends: 76 [2025-03-03 19:02:47,709 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:02:47,712 INFO L435 NwaCegarLoop]: 116 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, 116 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 19:02:47,713 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:02:47,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2025-03-03 19:02:47,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2025-03-03 19:02:47,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 41 states have internal predecessors, (50), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-03 19:02:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 116 transitions. [2025-03-03 19:02:47,741 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 116 transitions. Word has length 198 [2025-03-03 19:02:47,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:02:47,741 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 116 transitions. [2025-03-03 19:02:47,742 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-03 19:02:47,742 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2025-03-03 19:02:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-03 19:02:47,744 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:02:47,744 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:02:47,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-03 19:02:47,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:02:47,949 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:02:47,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:02:47,950 INFO L85 PathProgramCache]: Analyzing trace with hash 339739003, now seen corresponding path program 1 times [2025-03-03 19:02:47,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:02:47,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2106833093] [2025-03-03 19:02:47,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:47,951 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:02:47,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:02:47,954 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:02:47,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-03 19:02:48,011 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-03 19:02:48,160 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-03 19:02:48,161 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:48,161 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:48,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-03 19:02:48,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:02:48,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-03 19:02:48,212 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:02:48,212 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:02:48,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2106833093] [2025-03-03 19:02:48,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2106833093] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:02:48,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:02:48,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 19:02:48,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847990365] [2025-03-03 19:02:48,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:02:48,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 19:02:48,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:02:48,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 19:02:48,214 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 19:02:48,214 INFO L87 Difference]: Start difference. First operand 76 states and 116 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-03 19:02:48,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:02:48,306 INFO L93 Difference]: Finished difference Result 164 states and 249 transitions. [2025-03-03 19:02:48,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 19:02:48,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 198 [2025-03-03 19:02:48,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:02:48,314 INFO L225 Difference]: With dead ends: 164 [2025-03-03 19:02:48,315 INFO L226 Difference]: Without dead ends: 91 [2025-03-03 19:02:48,315 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 19:02:48,316 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 20 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 19:02:48,316 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 228 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 19:02:48,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-03-03 19:02:48,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 80. [2025-03-03 19:02:48,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 45 states have (on average 1.2222222222222223) internal successors, (55), 45 states have internal predecessors, (55), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-03 19:02:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 121 transitions. [2025-03-03 19:02:48,329 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 121 transitions. Word has length 198 [2025-03-03 19:02:48,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:02:48,330 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 121 transitions. [2025-03-03 19:02:48,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-03 19:02:48,330 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2025-03-03 19:02:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-03 19:02:48,332 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:02:48,332 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:02:48,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-03 19:02:48,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:02:48,533 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:02:48,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:02:48,534 INFO L85 PathProgramCache]: Analyzing trace with hash 536252508, now seen corresponding path program 1 times [2025-03-03 19:02:48,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:02:48,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1095704534] [2025-03-03 19:02:48,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:48,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:02:48,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:02:48,536 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:02:48,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-03 19:02:48,592 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-03 19:02:48,743 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-03 19:02:48,743 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:48,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:48,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-03 19:02:48,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:02:48,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2025-03-03 19:02:48,970 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 19:02:49,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-03 19:02:49,199 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:02:49,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1095704534] [2025-03-03 19:02:49,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1095704534] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 19:02:49,199 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 19:02:49,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2025-03-03 19:02:49,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119861958] [2025-03-03 19:02:49,200 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 19:02:49,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-03 19:02:49,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:02:49,203 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-03 19:02:49,203 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-03-03 19:02:49,203 INFO L87 Difference]: Start difference. First operand 80 states and 121 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2025-03-03 19:02:49,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:02:49,735 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2025-03-03 19:02:49,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-03 19:02:49,736 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 198 [2025-03-03 19:02:49,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:02:49,737 INFO L225 Difference]: With dead ends: 174 [2025-03-03 19:02:49,737 INFO L226 Difference]: Without dead ends: 97 [2025-03-03 19:02:49,738 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 387 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2025-03-03 19:02:49,740 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 66 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-03 19:02:49,740 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 215 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-03 19:02:49,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-03-03 19:02:49,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 84. [2025-03-03 19:02:49,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 48 states have (on average 1.1666666666666667) internal successors, (56), 48 states have internal predecessors, (56), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-03 19:02:49,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 122 transitions. [2025-03-03 19:02:49,750 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 122 transitions. Word has length 198 [2025-03-03 19:02:49,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:02:49,750 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 122 transitions. [2025-03-03 19:02:49,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2025-03-03 19:02:49,751 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2025-03-03 19:02:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2025-03-03 19:02:49,753 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:02:49,753 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:02:49,762 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2025-03-03 19:02:49,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:02:49,954 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:02:49,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:02:49,955 INFO L85 PathProgramCache]: Analyzing trace with hash 362349036, now seen corresponding path program 1 times [2025-03-03 19:02:49,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:02:49,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097277703] [2025-03-03 19:02:49,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:02:49,955 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:02:49,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:02:49,958 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:02:49,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-03-03 19:02:50,001 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-03 19:02:50,130 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-03 19:02:50,130 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:02:50,130 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:02:50,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-03-03 19:02:50,145 INFO L279 TraceCheckSpWp]: Computing forward predicates...