./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 cbb57c0f29593d448f6879a3daeafb96125f4bb18be9c5e7e39686d9980eafd0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:44:32,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:44:32,181 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 20:44:32,184 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:44:32,185 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:44:32,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:44:32,206 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:44:32,206 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:44:32,206 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:44:32,206 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:44:32,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:44:32,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:44:32,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:44:32,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:44:32,207 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:44:32,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:44:32,208 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:44:32,209 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:44:32,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:44:32,209 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:44:32,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:44:32,210 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-jdk21/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 -> cbb57c0f29593d448f6879a3daeafb96125f4bb18be9c5e7e39686d9980eafd0 [2025-02-05 20:44:32,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:44:32,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:44:32,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:44:32,481 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:44:32,481 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:44:32,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i [2025-02-05 20:44:33,636 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0288ce47/25a30e15843c406d8763c88a9ac6d75f/FLAGa6741b0ee [2025-02-05 20:44:33,905 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:44:33,906 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i [2025-02-05 20:44:33,912 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0288ce47/25a30e15843c406d8763c88a9ac6d75f/FLAGa6741b0ee [2025-02-05 20:44:34,223 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e0288ce47/25a30e15843c406d8763c88a9ac6d75f [2025-02-05 20:44:34,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:44:34,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:44:34,227 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:44:34,227 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:44:34,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:44:34,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3644426d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34, skipping insertion in model container [2025-02-05 20:44:34,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:44:34,352 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i[917,930] [2025-02-05 20:44:34,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:44:34,423 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:44:34,432 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i[917,930] [2025-02-05 20:44:34,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:44:34,467 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:44:34,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34 WrapperNode [2025-02-05 20:44:34,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:44:34,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:44:34,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:44:34,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:44:34,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,517 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2025-02-05 20:44:34,521 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:44:34,522 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:44:34,522 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:44:34,522 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:44:34,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,532 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,544 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]. [2025-02-05 20:44:34,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,549 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,551 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,552 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:44:34,557 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:44:34,557 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:44:34,557 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:44:34,558 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (1/1) ... [2025-02-05 20:44:34,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:44:34,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:44:34,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 20:44:34,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 20:44:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:44:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:44:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:44:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 20:44:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:44:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:44:34,671 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:44:34,672 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:44:35,024 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-02-05 20:44:35,025 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:44:35,034 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:44:35,034 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:44:35,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:44:35 BoogieIcfgContainer [2025-02-05 20:44:35,035 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:44:35,036 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:44:35,036 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:44:35,039 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:44:35,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:44:34" (1/3) ... [2025-02-05 20:44:35,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f24c9bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:44:35, skipping insertion in model container [2025-02-05 20:44:35,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:34" (2/3) ... [2025-02-05 20:44:35,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f24c9bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:44:35, skipping insertion in model container [2025-02-05 20:44:35,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:44:35" (3/3) ... [2025-02-05 20:44:35,042 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-25.i [2025-02-05 20:44:35,052 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:44:35,053 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-25.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:44:35,095 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:44:35,104 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;@12e3c1b6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:44:35,105 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:44:35,108 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-05 20:44:35,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-02-05 20:44:35,116 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:44:35,117 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:44:35,117 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:44:35,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:44:35,121 INFO L85 PathProgramCache]: Analyzing trace with hash 2038677543, now seen corresponding path program 1 times [2025-02-05 20:44:35,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:44:35,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798018272] [2025-02-05 20:44:35,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:44:35,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:44:35,210 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-05 20:44:35,224 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-05 20:44:35,226 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:44:35,226 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:44:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-02-05 20:44:35,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 20:44:35,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798018272] [2025-02-05 20:44:35,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798018272] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 20:44:35,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036258791] [2025-02-05 20:44:35,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:44:35,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:44:35,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:44:35,383 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:44:35,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 20:44:35,485 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-05 20:44:35,555 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-05 20:44:35,555 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:44:35,555 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:44:35,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 20:44:35,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:44:35,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-02-05 20:44:35,598 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 20:44:35,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036258791] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 20:44:35,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 20:44:35,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 20:44:35,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225252830] [2025-02-05 20:44:35,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 20:44:35,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 20:44:35,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 20:44:35,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 20:44:35,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:44:35,628 INFO L87 Difference]: Start difference. First operand has 70 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-05 20:44:35,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:44:35,654 INFO L93 Difference]: Finished difference Result 134 states and 228 transitions. [2025-02-05 20:44:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 20:44:35,656 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2025-02-05 20:44:35,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:44:35,661 INFO L225 Difference]: With dead ends: 134 [2025-02-05 20:44:35,662 INFO L226 Difference]: Without dead ends: 67 [2025-02-05 20:44:35,666 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:44:35,668 INFO L435 NwaCegarLoop]: 100 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, 100 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 [2025-02-05 20:44:35,668 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 20:44:35,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-02-05 20:44:35,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-02-05 20:44:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-05 20:44:35,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 100 transitions. [2025-02-05 20:44:35,701 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 100 transitions. Word has length 148 [2025-02-05 20:44:35,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:44:35,701 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 100 transitions. [2025-02-05 20:44:35,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-05 20:44:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2025-02-05 20:44:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-02-05 20:44:35,707 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:44:35,707 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:44:35,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-05 20:44:35,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-05 20:44:35,908 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:44:35,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:44:35,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1762393318, now seen corresponding path program 1 times [2025-02-05 20:44:35,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:44:35,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076320342] [2025-02-05 20:44:35,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:44:35,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:44:35,928 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-05 20:44:36,036 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-05 20:44:36,037 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:44:36,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 20:44:36,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [101311492] [2025-02-05 20:44:36,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:44:36,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:44:36,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:44:36,042 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:44:36,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 20:44:36,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-05 20:44:36,277 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-05 20:44:36,278 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:44:36,278 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:44:36,278 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 20:44:36,298 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-05 20:44:36,320 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-05 20:44:36,320 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:44:36,321 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:44:36,386 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 20:44:36,386 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 20:44:36,387 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 20:44:36,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-05 20:44:36,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:44:36,591 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-05 20:44:36,670 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 20:44:36,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 08:44:36 BoogieIcfgContainer [2025-02-05 20:44:36,673 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 20:44:36,673 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 20:44:36,673 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 20:44:36,673 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 20:44:36,674 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:44:35" (3/4) ... [2025-02-05 20:44:36,675 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 20:44:36,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 20:44:36,677 INFO L158 Benchmark]: Toolchain (without parser) took 2450.81ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 39.5MB in the end (delta: 65.5MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2025-02-05 20:44:36,677 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:44:36,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.40ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 90.6MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 20:44:36,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.67ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 87.0MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:44:36,677 INFO L158 Benchmark]: Boogie Preprocessor took 34.97ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 84.0MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 20:44:36,678 INFO L158 Benchmark]: IcfgBuilder took 477.60ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 62.8MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 20:44:36,678 INFO L158 Benchmark]: TraceAbstraction took 1636.48ms. Allocated memory is still 142.6MB. Free memory was 61.9MB in the beginning and 39.6MB in the end (delta: 22.3MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2025-02-05 20:44:36,678 INFO L158 Benchmark]: Witness Printer took 3.04ms. Allocated memory is still 142.6MB. Free memory was 39.6MB in the beginning and 39.5MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:44:36,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.40ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 90.6MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.67ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 87.0MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.97ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 84.0MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 477.60ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 62.8MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1636.48ms. Allocated memory is still 142.6MB. Free memory was 61.9MB in the beginning and 39.6MB in the end (delta: 22.3MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Witness Printer took 3.04ms. Allocated memory is still 142.6MB. Free memory was 39.6MB in the beginning and 39.5MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 127, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 118. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -256; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 5; [L25] unsigned char var_1_4 = 5; [L26] signed short int var_1_5 = -256; [L27] unsigned char var_1_6 = 1; [L28] double var_1_7 = 256.25; [L29] double var_1_8 = 127.8; [L30] double var_1_9 = 100.5; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] float var_1_12 = 999.75; [L34] float var_1_13 = 64.5; [L35] float var_1_14 = 127.25; [L36] signed char var_1_15 = -32; [L37] float var_1_16 = 32.7; [L38] unsigned char var_1_17 = 16; [L39] unsigned char var_1_18 = 32; [L40] unsigned short int var_1_19 = 5; [L41] unsigned char var_1_20 = 0; [L42] signed long int var_1_21 = 100; [L43] signed short int var_1_22 = 50; [L44] double var_1_23 = 1000000.75; VAL [isInitial=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=5, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L103] var_1_2 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_3=5, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_3=5, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L104] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_3=5, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L105] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=5, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=5, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L105] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=5, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L106] var_1_3 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L107] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L108] CALL assume_abort_if_not(var_1_3 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L108] RET assume_abort_if_not(var_1_3 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_4=5, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L109] var_1_4 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L110] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L111] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L111] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L112] var_1_6 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L113] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L114] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L114] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5, var_1_9=201/2] [L115] var_1_7 = __VERIFIER_nondet_double() [L116] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_8=639/5, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_8=639/5, var_1_9=201/2] [L116] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_8=639/5, var_1_9=201/2] [L117] var_1_8 = __VERIFIER_nondet_double() [L118] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_9=201/2] [L118] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1, var_1_9=201/2] [L119] var_1_9 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L120] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L121] var_1_11 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L122] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L123] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L123] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L124] var_1_13 = __VERIFIER_nondet_float() [L125] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L125] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L126] var_1_14 = __VERIFIER_nondet_float() [L127] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L127] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L128] var_1_15 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L129] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L130] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L130] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L131] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L131] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L132] var_1_16 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L133] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L134] var_1_18 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L135] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L136] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L136] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_20=0, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L137] var_1_20 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L138] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L139] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L139] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_5=-256, var_1_6=1] [L152] RET updateVariables() [L153] CALL step() [L48] signed long int stepLocal_2 = 256; [L49] unsigned char stepLocal_1 = var_1_3 >= var_1_4; [L50] unsigned char stepLocal_0 = var_1_4; VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-256, var_1_6=1] [L51] COND TRUE var_1_2 && stepLocal_1 VAL [isInitial=1, stepLocal_0=0, stepLocal_2=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=-256, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-256, var_1_6=1] [L52] COND TRUE stepLocal_2 != var_1_3 [L53] var_1_1 = (var_1_4 + var_1_3) VAL [isInitial=1, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=126, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-256, var_1_6=1] [L62] unsigned char stepLocal_3 = var_1_2; VAL [isInitial=1, stepLocal_0=0, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=126, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-256, var_1_6=1] [L63] COND TRUE stepLocal_3 && var_1_6 [L64] var_1_5 = ((((var_1_4) < (-100)) ? (var_1_4) : (-100))) VAL [isInitial=1, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=126, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L72] var_1_10 = (var_1_6 && var_1_11) VAL [isInitial=1, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=126, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L73] COND TRUE ! (var_1_9 <= var_1_7) [L74] var_1_12 = ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))) VAL [isInitial=1, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=3, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=126, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L82] COND FALSE !(var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) VAL [isInitial=1, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=3, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=126, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L87] unsigned char stepLocal_5 = var_1_18; [L88] unsigned char stepLocal_4 = var_1_20 || var_1_10; VAL [isInitial=1, stepLocal_0=0, stepLocal_4=1, stepLocal_5=254, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=3, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=5, var_1_1=126, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L89] COND TRUE var_1_4 < stepLocal_5 [L90] var_1_19 = var_1_3 VAL [isInitial=1, stepLocal_0=0, stepLocal_4=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=3, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=126, var_1_1=126, var_1_20=-255, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L98] var_1_21 = var_1_4 [L99] var_1_22 = var_1_17 [L100] var_1_23 = var_1_14 VAL [isInitial=1, stepLocal_0=0, stepLocal_4=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=3, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=126, var_1_1=126, var_1_20=-255, var_1_21=0, var_1_22=16, var_1_23=3, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L153] RET step() [L154] CALL, EXPR property() [L144-L145] return (((((((((var_1_2 && (var_1_3 >= var_1_4)) ? ((256 != var_1_3) ? (var_1_1 == ((signed long int) (var_1_4 + var_1_3))) : 1) : ((var_1_4 >= var_1_3) ? (var_1_1 == ((signed long int) var_1_3)) : (var_1_1 == ((signed long int) var_1_4)))) && ((var_1_2 && var_1_6) ? (var_1_5 == ((signed short int) ((((var_1_4) < (-100)) ? (var_1_4) : (-100))))) : (((var_1_7 - var_1_8) > var_1_9) ? (var_1_5 == ((signed short int) var_1_3)) : (var_1_5 == ((signed short int) var_1_4))))) && (var_1_10 == ((unsigned char) (var_1_6 && var_1_11)))) && ((! (var_1_9 <= var_1_7)) ? (var_1_12 == ((float) ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) : (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) / var_1_15) < var_1_4) ? (var_1_12 == ((float) var_1_13)) : (var_1_12 == ((float) (var_1_16 + 49.6f)))))) && ((var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) ? (var_1_2 ? (var_1_17 == ((unsigned char) var_1_18)) : 1) : 1)) && ((var_1_4 < var_1_18) ? (var_1_19 == ((unsigned short int) var_1_3)) : (((var_1_20 || var_1_10) || var_1_6) ? (var_1_19 == ((unsigned short int) var_1_3)) : (var_1_19 == ((unsigned short int) var_1_4))))) && (var_1_21 == ((signed long int) var_1_4))) && (var_1_22 == ((signed short int) var_1_17))) && (var_1_23 == ((double) var_1_14)) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=3, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=126, var_1_1=126, var_1_20=-255, var_1_21=0, var_1_22=16, var_1_23=3, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=3, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=126, var_1_1=126, var_1_20=-255, var_1_21=0, var_1_22=16, var_1_23=3, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=3, var_1_15=127, var_1_17=16, var_1_18=254, var_1_19=126, var_1_1=126, var_1_20=-255, var_1_21=0, var_1_22=16, var_1_23=3, var_1_2=1, var_1_3=382, var_1_4=0, var_1_5=-100, var_1_6=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 100 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 100 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 592 NumberOfCodeBlocks, 592 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 294 ConstructedInterpolants, 0 QuantifiedInterpolants, 294 SizeOfPredicates, 0 NumberOfNonLiveVariables, 344 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1980/2024 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 [2025-02-05 20:44:36,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 cbb57c0f29593d448f6879a3daeafb96125f4bb18be9c5e7e39686d9980eafd0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:44:38,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:44:38,764 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 20:44:38,769 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:44:38,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:44:38,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:44:38,796 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:44:38,796 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:44:38,797 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:44:38,797 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:44:38,798 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:44:38,798 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:44:38,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:44:38,798 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:44:38,798 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:44:38,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:44:38,799 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:44:38,800 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:44:38,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:44:38,800 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:44:38,800 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-jdk21/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 -> cbb57c0f29593d448f6879a3daeafb96125f4bb18be9c5e7e39686d9980eafd0 [2025-02-05 20:44:39,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:44:39,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:44:39,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:44:39,051 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:44:39,051 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:44:39,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i [2025-02-05 20:44:40,331 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0ed1e1ad7/1500fd5724e442cc9dbd3314f5b84f8b/FLAG387f396f3 [2025-02-05 20:44:40,523 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:44:40,524 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i [2025-02-05 20:44:40,531 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0ed1e1ad7/1500fd5724e442cc9dbd3314f5b84f8b/FLAG387f396f3 [2025-02-05 20:44:40,547 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0ed1e1ad7/1500fd5724e442cc9dbd3314f5b84f8b [2025-02-05 20:44:40,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:44:40,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:44:40,550 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:44:40,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:44:40,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:44:40,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7d0d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40, skipping insertion in model container [2025-02-05 20:44:40,556 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,573 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:44:40,680 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i[917,930] [2025-02-05 20:44:40,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:44:40,748 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:44:40,755 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-25.i[917,930] [2025-02-05 20:44:40,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:44:40,787 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:44:40,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40 WrapperNode [2025-02-05 20:44:40,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:44:40,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:44:40,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:44:40,791 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:44:40,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,832 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2025-02-05 20:44:40,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:44:40,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:44:40,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:44:40,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:44:40,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,848 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,861 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]. [2025-02-05 20:44:40,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,873 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:44:40,889 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:44:40,889 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:44:40,889 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:44:40,890 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (1/1) ... [2025-02-05 20:44:40,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:44:40,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:44:40,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 20:44:40,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 20:44:40,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:44:40,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 20:44:40,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:44:40,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:44:40,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:44:40,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:44:41,011 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:44:41,012 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:44:42,421 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-02-05 20:44:42,421 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:44:42,428 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:44:42,429 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:44:42,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:44:42 BoogieIcfgContainer [2025-02-05 20:44:42,429 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:44:42,431 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:44:42,431 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:44:42,434 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:44:42,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:44:40" (1/3) ... [2025-02-05 20:44:42,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51046df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:44:42, skipping insertion in model container [2025-02-05 20:44:42,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:44:40" (2/3) ... [2025-02-05 20:44:42,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51046df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:44:42, skipping insertion in model container [2025-02-05 20:44:42,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:44:42" (3/3) ... [2025-02-05 20:44:42,436 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-25.i [2025-02-05 20:44:42,446 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:44:42,447 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-25.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:44:42,488 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:44:42,498 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;@7664edf9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:44:42,498 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:44:42,501 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-05 20:44:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-02-05 20:44:42,510 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:44:42,510 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:44:42,511 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:44:42,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:44:42,515 INFO L85 PathProgramCache]: Analyzing trace with hash 2038677543, now seen corresponding path program 1 times [2025-02-05 20:44:42,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:44:42,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1088347818] [2025-02-05 20:44:42,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:44:42,524 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 [2025-02-05 20:44:42,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:44:42,529 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-02-05 20:44:42,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 20:44:42,602 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-05 20:44:42,834 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-05 20:44:42,835 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:44:42,835 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:44:42,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 20:44:42,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:44:42,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2025-02-05 20:44:42,885 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 20:44:42,887 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 20:44:42,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1088347818] [2025-02-05 20:44:42,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1088347818] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 20:44:42,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 20:44:42,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 20:44:42,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406616540] [2025-02-05 20:44:42,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 20:44:42,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 20:44:42,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 20:44:42,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 20:44:42,908 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:44:42,910 INFO L87 Difference]: Start difference. First operand has 70 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-05 20:44:42,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:44:42,927 INFO L93 Difference]: Finished difference Result 134 states and 228 transitions. [2025-02-05 20:44:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 20:44:42,928 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2025-02-05 20:44:42,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:44:42,933 INFO L225 Difference]: With dead ends: 134 [2025-02-05 20:44:42,934 INFO L226 Difference]: Without dead ends: 67 [2025-02-05 20:44:42,937 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:44:42,939 INFO L435 NwaCegarLoop]: 100 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, 100 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 [2025-02-05 20:44:42,939 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 20:44:42,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2025-02-05 20:44:42,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2025-02-05 20:44:42,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-05 20:44:42,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 100 transitions. [2025-02-05 20:44:42,971 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 100 transitions. Word has length 148 [2025-02-05 20:44:42,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:44:42,971 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 100 transitions. [2025-02-05 20:44:42,972 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-02-05 20:44:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2025-02-05 20:44:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-02-05 20:44:42,975 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:44:42,975 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:44:42,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 20:44:43,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/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 [2025-02-05 20:44:43,177 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:44:43,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:44:43,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1762393318, now seen corresponding path program 1 times [2025-02-05 20:44:43,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:44:43,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1721931797] [2025-02-05 20:44:43,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:44:43,178 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 [2025-02-05 20:44:43,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:44:43,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/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) [2025-02-05 20:44:43,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 20:44:43,239 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-05 20:44:43,475 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-05 20:44:43,475 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:44:43,475 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:44:43,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 26 conjuncts are in the unsatisfiable core [2025-02-05 20:44:43,502 INFO L279 TraceCheckSpWp]: Computing forward predicates...