./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 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_loopvsstraightlinecode_100-while_file-24.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 b7fe6678e6dee0757bbafd48f1956712f3f9f10de2405846c9036c2565c43ad1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 03:14:28,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 03:14:28,741 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 03:14:28,746 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 03:14:28,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 03:14:28,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 03:14:28,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 03:14:28,765 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 03:14:28,766 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 03:14:28,766 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 03:14:28,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 03:14:28,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 03:14:28,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 03:14:28,766 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 03:14:28,766 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 03:14:28,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 03:14:28,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 03:14:28,767 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 03:14:28,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 03:14:28,768 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:14:28,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 03:14:28,768 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 03:14:28,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 03:14:28,769 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 03:14:28,769 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 03:14:28,769 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 03:14:28,769 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 03:14:28,769 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 -> b7fe6678e6dee0757bbafd48f1956712f3f9f10de2405846c9036c2565c43ad1 [2025-03-17 03:14:28,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 03:14:28,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 03:14:28,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 03:14:29,000 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 03:14:29,000 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 03:14:29,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-24.i [2025-03-17 03:14:30,138 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acdc97230/200c3944e48247aca07fc6144b261d81/FLAG9004570c4 [2025-03-17 03:14:30,403 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 03:14:30,404 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-24.i [2025-03-17 03:14:30,410 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acdc97230/200c3944e48247aca07fc6144b261d81/FLAG9004570c4 [2025-03-17 03:14:30,701 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acdc97230/200c3944e48247aca07fc6144b261d81 [2025-03-17 03:14:30,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 03:14:30,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 03:14:30,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 03:14:30,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 03:14:30,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 03:14:30,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:30,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be0aefe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30, skipping insertion in model container [2025-03-17 03:14:30,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:30,726 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 03:14:30,833 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_loopvsstraightlinecode_100-while_file-24.i[916,929] [2025-03-17 03:14:30,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:14:30,935 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 03:14:30,945 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-24.i[916,929] [2025-03-17 03:14:30,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:14:30,992 INFO L204 MainTranslator]: Completed translation [2025-03-17 03:14:30,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30 WrapperNode [2025-03-17 03:14:30,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 03:14:30,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 03:14:30,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 03:14:30,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 03:14:31,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,008 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,051 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2025-03-17 03:14:31,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 03:14:31,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 03:14:31,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 03:14:31,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 03:14:31,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,063 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,085 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]. [2025-03-17 03:14:31,085 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,085 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,097 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,099 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 03:14:31,103 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 03:14:31,103 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 03:14:31,103 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 03:14:31,104 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (1/1) ... [2025-03-17 03:14:31,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:14:31,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:14:31,134 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) [2025-03-17 03:14:31,141 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 [2025-03-17 03:14:31,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 03:14:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 03:14:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 03:14:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 03:14:31,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 03:14:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 03:14:31,230 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 03:14:31,232 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 03:14:31,534 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-17 03:14:31,535 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 03:14:31,542 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 03:14:31,542 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 03:14:31,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:14:31 BoogieIcfgContainer [2025-03-17 03:14:31,542 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 03:14:31,544 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 03:14:31,544 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 03:14:31,547 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 03:14:31,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:14:30" (1/3) ... [2025-03-17 03:14:31,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe2947e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:14:31, skipping insertion in model container [2025-03-17 03:14:31,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:30" (2/3) ... [2025-03-17 03:14:31,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe2947e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:14:31, skipping insertion in model container [2025-03-17 03:14:31,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:14:31" (3/3) ... [2025-03-17 03:14:31,549 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-24.i [2025-03-17 03:14:31,559 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 03:14:31,560 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-24.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 03:14:31,596 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 03:14:31,604 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;@395de503, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 03:14:31,605 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 03:14:31,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:14:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-17 03:14:31,620 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:14:31,621 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:14:31,621 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:14:31,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:14:31,625 INFO L85 PathProgramCache]: Analyzing trace with hash 2045299580, now seen corresponding path program 1 times [2025-03-17 03:14:31,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:14:31,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951833270] [2025-03-17 03:14:31,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:14:31,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:14:31,708 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:14:31,730 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:14:31,730 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:14:31,730 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:14:31,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-03-17 03:14:31,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 03:14:31,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951833270] [2025-03-17 03:14:31,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951833270] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 03:14:31,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311795132] [2025-03-17 03:14:31,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:14:31,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 03:14:31,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:14:31,907 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) [2025-03-17 03:14:31,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 03:14:31,992 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:14:32,064 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:14:32,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:14:32,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:14:32,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 03:14:32,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:14:32,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-03-17 03:14:32,103 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 03:14:32,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311795132] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:14:32,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 03:14:32,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 03:14:32,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796830860] [2025-03-17 03:14:32,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:14:32,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 03:14:32,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 03:14:32,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 03:14:32,120 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:14:32,121 INFO L87 Difference]: Start difference. First operand has 74 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-17 03:14:32,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:14:32,137 INFO L93 Difference]: Finished difference Result 145 states and 257 transitions. [2025-03-17 03:14:32,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 03:14:32,139 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 170 [2025-03-17 03:14:32,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:14:32,145 INFO L225 Difference]: With dead ends: 145 [2025-03-17 03:14:32,145 INFO L226 Difference]: Without dead ends: 72 [2025-03-17 03:14:32,149 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:14:32,152 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 03:14:32,154 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:14:32,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-17 03:14:32,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-17 03:14:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 43 states have internal predecessors, (58), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:14:32,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2025-03-17 03:14:32,184 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 170 [2025-03-17 03:14:32,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:14:32,185 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2025-03-17 03:14:32,185 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-17 03:14:32,185 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2025-03-17 03:14:32,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-17 03:14:32,188 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:14:32,189 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:14:32,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 03:14:32,391 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 [2025-03-17 03:14:32,391 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:14:32,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:14:32,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1014293781, now seen corresponding path program 1 times [2025-03-17 03:14:32,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:14:32,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102507551] [2025-03-17 03:14:32,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:14:32,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:14:32,410 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:14:32,614 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:14:32,615 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:14:32,615 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:14:33,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 12 proven. 66 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2025-03-17 03:14:33,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 03:14:33,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102507551] [2025-03-17 03:14:33,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102507551] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 03:14:33,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233834776] [2025-03-17 03:14:33,018 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:14:33,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 03:14:33,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:14:33,021 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) [2025-03-17 03:14:33,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 03:14:33,090 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:14:33,145 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:14:33,145 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:14:33,145 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:14:33,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-17 03:14:33,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:14:33,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 386 proven. 66 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2025-03-17 03:14:33,423 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 03:14:33,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 12 proven. 66 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2025-03-17 03:14:33,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1233834776] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 03:14:33,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 03:14:33,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-03-17 03:14:33,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027906421] [2025-03-17 03:14:33,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 03:14:33,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 03:14:33,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 03:14:33,661 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 03:14:33,661 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-17 03:14:33,662 INFO L87 Difference]: Start difference. First operand 72 states and 112 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-17 03:14:33,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:14:33,869 INFO L93 Difference]: Finished difference Result 151 states and 230 transitions. [2025-03-17 03:14:33,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 03:14:33,870 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 170 [2025-03-17 03:14:33,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:14:33,871 INFO L225 Difference]: With dead ends: 151 [2025-03-17 03:14:33,871 INFO L226 Difference]: Without dead ends: 80 [2025-03-17 03:14:33,872 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 337 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-17 03:14:33,872 INFO L435 NwaCegarLoop]: 77 mSDtfsCounter, 42 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 03:14:33,873 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 175 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 03:14:33,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-03-17 03:14:33,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 76. [2025-03-17 03:14:33,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 27 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:14:33,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2025-03-17 03:14:33,883 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 170 [2025-03-17 03:14:33,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:14:33,884 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2025-03-17 03:14:33,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-17 03:14:33,884 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2025-03-17 03:14:33,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-17 03:14:33,885 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:14:33,885 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:14:33,893 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-17 03:14:34,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-17 03:14:34,094 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:14:34,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:14:34,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1413092719, now seen corresponding path program 1 times [2025-03-17 03:14:34,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:14:34,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81044858] [2025-03-17 03:14:34,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:14:34,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:14:34,108 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-17 03:14:34,242 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-17 03:14:34,243 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:14:34,243 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 03:14:34,243 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 03:14:34,248 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-17 03:14:34,342 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-17 03:14:34,342 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:14:34,342 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 03:14:34,400 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 03:14:34,400 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 03:14:34,401 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 03:14:34,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 03:14:34,405 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-17 03:14:34,510 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 03:14:34,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 03:14:34 BoogieIcfgContainer [2025-03-17 03:14:34,514 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 03:14:34,515 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 03:14:34,515 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 03:14:34,515 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 03:14:34,516 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:14:31" (3/4) ... [2025-03-17 03:14:34,517 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 03:14:34,518 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 03:14:34,518 INFO L158 Benchmark]: Toolchain (without parser) took 3814.90ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 63.0MB in the end (delta: 49.3MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2025-03-17 03:14:34,518 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 201.3MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:14:34,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.98ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 95.7MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 03:14:34,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.68ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 91.7MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:14:34,519 INFO L158 Benchmark]: Boogie Preprocessor took 49.80ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 85.0MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 03:14:34,519 INFO L158 Benchmark]: IcfgBuilder took 439.36ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 60.2MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-17 03:14:34,519 INFO L158 Benchmark]: TraceAbstraction took 2970.51ms. Allocated memory is still 142.6MB. Free memory was 59.7MB in the beginning and 64.2MB in the end (delta: -4.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2025-03-17 03:14:34,519 INFO L158 Benchmark]: Witness Printer took 2.87ms. Allocated memory is still 142.6MB. Free memory was 63.0MB in the beginning and 63.0MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:14:34,520 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 201.3MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.98ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 95.7MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.68ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 91.7MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.80ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 85.0MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 439.36ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 60.2MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2970.51ms. Allocated memory is still 142.6MB. Free memory was 59.7MB in the beginning and 64.2MB in the end (delta: -4.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Witness Printer took 2.87ms. Allocated memory is still 142.6MB. Free memory was 63.0MB in the beginning and 63.0MB in the end (delta: 24.1kB). 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 95, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of someBinaryFLOATComparisonOperation at line 163, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 175, overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someBinaryFLOATComparisonOperation at line 165, overapproximation of someBinaryFLOATComparisonOperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 175, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryArithmeticFLOAToperation at line 86, overapproximation of someBinaryArithmeticFLOAToperation at line 95, overapproximation of someBinaryArithmeticFLOAToperation at line 101, overapproximation of someUnaryFLOAToperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.8; [L23] float var_1_5 = 10000000000.75; [L24] float var_1_6 = 50.5; [L25] float var_1_7 = 3.875; [L26] unsigned long int var_1_8 = 256; [L27] unsigned short int var_1_10 = 1; [L28] unsigned char var_1_11 = 1; [L29] unsigned char var_1_13 = 0; [L30] unsigned char var_1_14 = 0; [L31] unsigned char var_1_15 = 0; [L32] unsigned char var_1_16 = 1; [L33] unsigned char var_1_17 = 0; [L34] unsigned char var_1_18 = 64; [L35] unsigned char var_1_19 = 2; [L36] unsigned long int var_1_20 = 64; [L37] signed char var_1_21 = 2; [L38] signed char var_1_22 = 8; [L39] signed char var_1_23 = 10; [L40] signed char var_1_24 = 10; [L41] signed char var_1_25 = 1; [L42] signed char var_1_26 = 10; [L43] unsigned char var_1_27 = 4; [L44] float var_1_28 = 32.5; [L45] float var_1_29 = 0.0; [L46] float var_1_30 = 127.5; [L47] float var_1_31 = 5.25; [L48] float var_1_32 = 9.4; [L49] float var_1_33 = 5.4; [L50] float var_1_34 = 0.5; [L51] unsigned char last_1_var_1_27 = 4; [L179] isInitial = 1 [L180] FCALL initially() [L181] COND TRUE 1 [L182] CALL updateLastVariables() [L172] last_1_var_1_27 = var_1_27 [L182] RET updateLastVariables() [L183] CALL updateVariables() [L126] var_1_5 = __VERIFIER_nondet_float() [L127] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_6=101/2, var_1_7=31/8, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_6=101/2, var_1_7=31/8, var_1_8=256] [L127] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_6=101/2, var_1_7=31/8, var_1_8=256] [L128] var_1_6 = __VERIFIER_nondet_float() [L129] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_7=31/8, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_7=31/8, var_1_8=256] [L129] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_7=31/8, var_1_8=256] [L130] var_1_7 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L131] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L132] var_1_13 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L133] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L134] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L134] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L135] var_1_14 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L136] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L137] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L137] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L138] var_1_17 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L139] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L140] CALL assume_abort_if_not(var_1_17 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L140] RET assume_abort_if_not(var_1_17 <= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L141] var_1_18 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_18 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L142] RET assume_abort_if_not(var_1_18 >= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L143] CALL assume_abort_if_not(var_1_18 <= 128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L143] RET assume_abort_if_not(var_1_18 <= 128) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L144] var_1_19 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L145] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L146] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L146] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L147] var_1_22 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L148] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L149] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L149] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L150] var_1_23 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L151] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L152] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L152] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L153] var_1_24 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L154] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L155] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L155] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L156] var_1_25 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L157] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L158] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L158] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L159] var_1_26 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L160] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L161] CALL assume_abort_if_not(var_1_26 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L161] RET assume_abort_if_not(var_1_26 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L162] var_1_29 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L163] RET assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L164] var_1_30 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L165] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L166] var_1_32 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_32 >= -230584.3009213691390e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 2305843.009213691390e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L167] RET assume_abort_if_not((var_1_32 >= -230584.3009213691390e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 2305843.009213691390e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L168] var_1_33 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_33 >= -230584.3009213691390e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 2305843.009213691390e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L169] RET assume_abort_if_not((var_1_33 >= -230584.3009213691390e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 2305843.009213691390e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L183] RET updateVariables() [L184] CALL step() [L55] var_1_10 = last_1_var_1_27 [L56] signed long int stepLocal_2 = (var_1_18 + 64) - var_1_19; VAL [isInitial=1, last_1_var_1_27=4, stepLocal_2=123, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L57] COND FALSE !(\read(var_1_13)) VAL [isInitial=1, last_1_var_1_27=4, stepLocal_2=123, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L60] COND TRUE var_1_10 <= stepLocal_2 [L61] var_1_16 = var_1_14 VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L66] COND TRUE \read(var_1_16) [L67] var_1_28 = ((((var_1_7) > (24.8f)) ? (var_1_7) : (24.8f))) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L71] COND TRUE ((1.5899999999999999 * var_1_5) * (var_1_28 / 9.5)) <= var_1_6 [L72] var_1_27 = var_1_19 VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L74] COND TRUE \read(var_1_16) [L75] var_1_11 = (var_1_16 && var_1_13) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L79] COND TRUE (var_1_5 * var_1_28) < var_1_7 [L80] var_1_15 = ((var_1_11 && var_1_13) || (! var_1_14)) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L84] var_1_21 = ((((((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))) < 0 ) ? -((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))) : ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) + (((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) - var_1_26)) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L85] COND TRUE var_1_10 <= var_1_21 [L86] var_1_31 = ((var_1_32 + var_1_33) + ((((var_1_7) > (var_1_30)) ? (var_1_7) : (var_1_30)))) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L94] COND TRUE (- 3.75) < var_1_29 [L95] var_1_34 = (((((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))) < 0 ) ? -((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))) : ((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))))) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L99] unsigned short int stepLocal_0 = var_1_10; VAL [isInitial=1, last_1_var_1_27=4, stepLocal_0=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L100] COND TRUE var_1_27 <= stepLocal_0 [L101] var_1_1 = (var_1_5 - var_1_6) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=64, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L105] COND FALSE !(var_1_10 > var_1_27) [L112] var_1_20 = var_1_19 VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L114] unsigned char stepLocal_1 = var_1_27; VAL [isInitial=1, last_1_var_1_27=4, stepLocal_1=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L115] COND FALSE !(var_1_5 >= var_1_6) [L122] var_1_8 = var_1_27 VAL [isInitial=1, last_1_var_1_27=4, stepLocal_1=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=4] [L184] RET step() [L185] CALL, EXPR property() [L175-L176] return ((((((((((((var_1_27 <= var_1_10) ? (var_1_1 == ((float) (var_1_5 - var_1_6))) : (var_1_1 == ((float) (10.5f + var_1_7)))) && ((var_1_5 >= var_1_6) ? ((var_1_27 < var_1_20) ? (var_1_8 == ((unsigned long int) (((((var_1_20 + ((((var_1_27) > (var_1_10)) ? (var_1_27) : (var_1_10))))) > (1u)) ? ((var_1_20 + ((((var_1_27) > (var_1_10)) ? (var_1_27) : (var_1_10))))) : (1u))))) : (var_1_8 == ((unsigned long int) var_1_10))) : (var_1_8 == ((unsigned long int) var_1_27)))) && (var_1_10 == ((unsigned short int) last_1_var_1_27))) && (var_1_16 ? (var_1_11 == ((unsigned char) (var_1_16 && var_1_13))) : (var_1_11 == ((unsigned char) ((! var_1_13) && var_1_14))))) && (((var_1_5 * var_1_28) < var_1_7) ? (var_1_15 == ((unsigned char) ((var_1_11 && var_1_13) || (! var_1_14)))) : (var_1_15 == ((unsigned char) (! var_1_13))))) && (var_1_13 ? (var_1_16 == ((unsigned char) (var_1_14 && var_1_17))) : ((var_1_10 <= ((var_1_18 + 64) - var_1_19)) ? (var_1_16 == ((unsigned char) var_1_14)) : (var_1_16 == ((unsigned char) var_1_14))))) && ((var_1_10 > var_1_27) ? (((var_1_19 << 1) > (var_1_10 - (var_1_27 + var_1_27))) ? (var_1_20 == ((unsigned long int) (((((((var_1_18) < (2u)) ? (var_1_18) : (2u))) < 0 ) ? -((((var_1_18) < (2u)) ? (var_1_18) : (2u))) : ((((var_1_18) < (2u)) ? (var_1_18) : (2u))))))) : (var_1_20 == ((unsigned long int) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19)))))) : (var_1_20 == ((unsigned long int) var_1_19)))) && (var_1_21 == ((signed char) ((((((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))) < 0 ) ? -((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))) : ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) + (((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) - var_1_26))))) && ((((1.5899999999999999 * var_1_5) * (var_1_28 / 9.5)) <= var_1_6) ? (var_1_27 == ((unsigned char) var_1_19)) : 1)) && (var_1_16 ? (var_1_28 == ((float) ((((var_1_7) > (24.8f)) ? (var_1_7) : (24.8f))))) : (var_1_28 == ((float) (((((((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) - (var_1_29 - var_1_30))) < (var_1_7)) ? ((((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) - (var_1_29 - var_1_30))) : (var_1_7))))))) && ((var_1_10 <= var_1_21) ? (var_1_31 == ((float) ((var_1_32 + var_1_33) + ((((var_1_7) > (var_1_30)) ? (var_1_7) : (var_1_30)))))) : ((var_1_10 >= (((((var_1_18 + var_1_26)) < (25)) ? ((var_1_18 + var_1_26)) : (25)))) ? (var_1_31 == ((float) (var_1_32 + ((((((((var_1_33) < (var_1_30)) ? (var_1_33) : (var_1_30)))) < (var_1_7)) ? (((((var_1_33) < (var_1_30)) ? (var_1_33) : (var_1_30)))) : (var_1_7)))))) : (var_1_31 == ((float) (32.5f - (64.4f + var_1_30))))))) && (((- 3.75) < var_1_29) ? (var_1_34 == ((float) (((((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))) < 0 ) ? -((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))) : ((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))))))) : (var_1_34 == ((float) ((((var_1_30) < (8.75f)) ? (var_1_30) : (8.75f)))))) ; [L185] RET, EXPR property() [L185] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=64, var_1_22=-63, var_1_23=-63, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 143 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 3, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 45 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42 mSDsluCounter, 287 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 98 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 166 IncrementalHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 189 mSDtfsCounter, 166 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 518 GetRequests, 508 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred in iteration=2, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 851 NumberOfCodeBlocks, 851 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 845 ConstructedInterpolants, 0 QuantifiedInterpolants, 1687 SizeOfPredicates, 1 NumberOfNonLiveVariables, 796 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 6770/7020 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 [2025-03-17 03:14:34,538 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_loopvsstraightlinecode_100-while_file-24.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 b7fe6678e6dee0757bbafd48f1956712f3f9f10de2405846c9036c2565c43ad1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 03:14:36,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 03:14:36,476 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 03:14:36,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 03:14:36,482 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 03:14:36,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 03:14:36,497 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 03:14:36,497 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 03:14:36,497 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 03:14:36,497 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 03:14:36,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 03:14:36,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 03:14:36,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 03:14:36,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 03:14:36,498 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 03:14:36,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 03:14:36,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 03:14:36,498 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 03:14:36,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 03:14:36,499 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 03:14:36,500 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 03:14:36,500 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 03:14:36,500 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 03:14:36,500 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 03:14:36,500 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 03:14:36,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:14:36,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 03:14:36,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 03:14:36,500 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 03:14:36,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 03:14:36,501 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 03:14:36,501 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 03:14:36,501 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 03:14:36,501 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 03:14:36,501 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 03:14:36,501 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 03:14:36,501 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 -> b7fe6678e6dee0757bbafd48f1956712f3f9f10de2405846c9036c2565c43ad1 [2025-03-17 03:14:36,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 03:14:36,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 03:14:36,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 03:14:36,761 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 03:14:36,763 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 03:14:36,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-24.i [2025-03-17 03:14:37,959 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce9906c8c/39152096d4334ef8bb4a7c9b9702ccdc/FLAGae124b587 [2025-03-17 03:14:38,192 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 03:14:38,195 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-24.i [2025-03-17 03:14:38,203 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce9906c8c/39152096d4334ef8bb4a7c9b9702ccdc/FLAGae124b587 [2025-03-17 03:14:38,534 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce9906c8c/39152096d4334ef8bb4a7c9b9702ccdc [2025-03-17 03:14:38,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 03:14:38,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 03:14:38,538 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 03:14:38,538 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 03:14:38,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 03:14:38,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@301100db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38, skipping insertion in model container [2025-03-17 03:14:38,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 03:14:38,671 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_loopvsstraightlinecode_100-while_file-24.i[916,929] [2025-03-17 03:14:38,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:14:38,749 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 03:14:38,756 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_loopvsstraightlinecode_100-while_file-24.i[916,929] [2025-03-17 03:14:38,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:14:38,792 INFO L204 MainTranslator]: Completed translation [2025-03-17 03:14:38,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38 WrapperNode [2025-03-17 03:14:38,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 03:14:38,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 03:14:38,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 03:14:38,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 03:14:38,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,840 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2025-03-17 03:14:38,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 03:14:38,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 03:14:38,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 03:14:38,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 03:14:38,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,858 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,874 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]. [2025-03-17 03:14:38,879 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,890 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,896 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 03:14:38,897 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 03:14:38,897 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 03:14:38,897 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 03:14:38,898 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (1/1) ... [2025-03-17 03:14:38,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:14:38,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:14:38,927 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) [2025-03-17 03:14:38,930 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 [2025-03-17 03:14:38,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 03:14:38,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 03:14:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 03:14:38,950 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 03:14:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 03:14:38,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 03:14:39,012 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 03:14:39,013 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 03:14:55,645 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-17 03:14:55,646 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 03:14:55,668 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 03:14:55,668 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 03:14:55,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:14:55 BoogieIcfgContainer [2025-03-17 03:14:55,669 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 03:14:55,670 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 03:14:55,670 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 03:14:55,673 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 03:14:55,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:14:38" (1/3) ... [2025-03-17 03:14:55,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a5400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:14:55, skipping insertion in model container [2025-03-17 03:14:55,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:14:38" (2/3) ... [2025-03-17 03:14:55,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a5400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:14:55, skipping insertion in model container [2025-03-17 03:14:55,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:14:55" (3/3) ... [2025-03-17 03:14:55,675 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-24.i [2025-03-17 03:14:55,684 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 03:14:55,686 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-24.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 03:14:55,720 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 03:14:55,728 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;@6667146a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 03:14:55,728 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 03:14:55,731 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:14:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-17 03:14:55,742 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:14:55,743 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:14:55,743 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:14:55,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:14:55,747 INFO L85 PathProgramCache]: Analyzing trace with hash 2045299580, now seen corresponding path program 1 times [2025-03-17 03:14:55,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:14:55,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [693231905] [2025-03-17 03:14:55,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:14:55,754 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 [2025-03-17 03:14:55,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:14:55,757 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) [2025-03-17 03:14:55,758 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 [2025-03-17 03:14:55,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:14:56,604 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:14:56,604 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:14:56,604 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:14:56,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 03:14:56,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:14:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2025-03-17 03:14:56,685 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 03:14:56,686 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 03:14:56,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [693231905] [2025-03-17 03:14:56,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [693231905] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:14:56,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 03:14:56,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 03:14:56,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733680274] [2025-03-17 03:14:56,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:14:56,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 03:14:56,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 03:14:56,705 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 03:14:56,705 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:14:56,707 INFO L87 Difference]: Start difference. First operand has 74 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-17 03:14:56,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:14:56,732 INFO L93 Difference]: Finished difference Result 145 states and 257 transitions. [2025-03-17 03:14:56,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 03:14:56,734 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 170 [2025-03-17 03:14:56,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:14:56,739 INFO L225 Difference]: With dead ends: 145 [2025-03-17 03:14:56,739 INFO L226 Difference]: Without dead ends: 72 [2025-03-17 03:14:56,741 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:14:56,743 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 03:14:56,743 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:14:56,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-17 03:14:56,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-17 03:14:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 43 states have internal predecessors, (58), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:14:56,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2025-03-17 03:14:56,779 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 170 [2025-03-17 03:14:56,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:14:56,780 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2025-03-17 03:14:56,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-17 03:14:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2025-03-17 03:14:56,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-17 03:14:56,785 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:14:56,785 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:14:56,810 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 [2025-03-17 03:14:56,986 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 [2025-03-17 03:14:56,986 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:14:56,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:14:56,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1014293781, now seen corresponding path program 1 times [2025-03-17 03:14:56,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:14:56,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1260333973] [2025-03-17 03:14:56,988 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:14:56,988 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 [2025-03-17 03:14:56,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:14:56,991 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) [2025-03-17 03:14:56,992 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 [2025-03-17 03:14:57,040 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:14:57,797 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:14:57,797 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:14:57,797 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:14:57,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-17 03:14:57,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:15:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 386 proven. 66 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2025-03-17 03:15:02,268 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 03:15:05,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 12 proven. 66 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2025-03-17 03:15:05,884 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 03:15:05,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1260333973] [2025-03-17 03:15:05,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1260333973] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 03:15:05,885 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-17 03:15:05,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2025-03-17 03:15:05,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923997722] [2025-03-17 03:15:05,885 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-17 03:15:05,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 03:15:05,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 03:15:05,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 03:15:05,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-17 03:15:05,892 INFO L87 Difference]: Start difference. First operand 72 states and 112 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-17 03:15:13,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-17 03:15:17,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-17 03:15:21,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-17 03:15:21,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:15:21,892 INFO L93 Difference]: Finished difference Result 151 states and 230 transitions. [2025-03-17 03:15:22,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 03:15:22,067 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 170 [2025-03-17 03:15:22,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:15:22,068 INFO L225 Difference]: With dead ends: 151 [2025-03-17 03:15:22,068 INFO L226 Difference]: Without dead ends: 80 [2025-03-17 03:15:22,069 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 332 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-17 03:15:22,069 INFO L435 NwaCegarLoop]: 77 mSDtfsCounter, 42 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2025-03-17 03:15:22,070 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 175 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 166 Invalid, 3 Unknown, 0 Unchecked, 15.5s Time] [2025-03-17 03:15:22,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-03-17 03:15:22,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 76. [2025-03-17 03:15:22,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 27 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:15:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2025-03-17 03:15:22,088 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 170 [2025-03-17 03:15:22,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:15:22,088 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2025-03-17 03:15:22,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-17 03:15:22,088 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2025-03-17 03:15:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-17 03:15:22,094 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:15:22,095 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:15:22,128 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 [2025-03-17 03:15:22,295 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 [2025-03-17 03:15:22,296 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:15:22,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:15:22,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1413092719, now seen corresponding path program 1 times [2025-03-17 03:15:22,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:15:22,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [919516092] [2025-03-17 03:15:22,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:15:22,299 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 [2025-03-17 03:15:22,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:15:22,304 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) [2025-03-17 03:15:22,307 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 [2025-03-17 03:15:22,375 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-17 03:15:24,454 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-17 03:15:24,455 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:15:24,455 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:15:24,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 87 conjuncts are in the unsatisfiable core [2025-03-17 03:15:24,516 INFO L279 TraceCheckSpWp]: Computing forward predicates...