./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9d35778558a3ada7383d15a63d45b82dfd23f65b5a6ef0432821afff949db36 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 18:08:27,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 18:08:27,136 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-03 18:08:27,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 18:08:27,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 18:08:27,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 18:08:27,166 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 18:08:27,166 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 18:08:27,167 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 18:08:27,167 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 18:08:27,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 18:08:27,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 18:08:27,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 18:08:27,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 18:08:27,167 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 18:08:27,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 18:08:27,168 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 18:08:27,168 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:08:27,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 18:08:27,169 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 18:08:27,170 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 18:08:27,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 18:08:27,170 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9d35778558a3ada7383d15a63d45b82dfd23f65b5a6ef0432821afff949db36 [2025-03-03 18:08:27,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 18:08:27,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 18:08:27,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 18:08:27,420 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 18:08:27,420 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 18:08:27,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c [2025-03-03 18:08:28,520 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8535aa2be/310b38386a4042f38e81916d2cee9b7d/FLAGc0c378aaa [2025-03-03 18:08:28,891 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 18:08:28,891 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c [2025-03-03 18:08:28,914 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8535aa2be/310b38386a4042f38e81916d2cee9b7d/FLAGc0c378aaa [2025-03-03 18:08:29,096 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8535aa2be/310b38386a4042f38e81916d2cee9b7d [2025-03-03 18:08:29,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 18:08:29,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 18:08:29,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 18:08:29,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 18:08:29,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 18:08:29,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:29,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42562bc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29, skipping insertion in model container [2025-03-03 18:08:29,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:29,148 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 18:08:29,287 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c[1182,1195] [2025-03-03 18:08:29,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:08:29,625 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 18:08:29,632 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c[1182,1195] [2025-03-03 18:08:29,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:08:29,813 INFO L204 MainTranslator]: Completed translation [2025-03-03 18:08:29,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29 WrapperNode [2025-03-03 18:08:29,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 18:08:29,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 18:08:29,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 18:08:29,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 18:08:29,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:29,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:30,474 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7791 [2025-03-03 18:08:30,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 18:08:30,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 18:08:30,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 18:08:30,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 18:08:30,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:30,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:30,822 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:30,945 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 18:08:30,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:30,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:31,161 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:31,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:31,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:31,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:31,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 18:08:31,323 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 18:08:31,323 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 18:08:31,323 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 18:08:31,323 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (1/1) ... [2025-03-03 18:08:31,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:08:31,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:08:31,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 18:08:31,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 18:08:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 18:08:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 18:08:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 18:08:31,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 18:08:31,688 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 18:08:31,690 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 18:08:39,144 INFO L? ?]: Removed 4319 outVars from TransFormulas that were not future-live. [2025-03-03 18:08:39,145 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 18:08:39,389 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 18:08:39,389 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 18:08:39,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:08:39 BoogieIcfgContainer [2025-03-03 18:08:39,390 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 18:08:39,392 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 18:08:39,392 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 18:08:39,395 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 18:08:39,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:08:29" (1/3) ... [2025-03-03 18:08:39,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e65397a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:39, skipping insertion in model container [2025-03-03 18:08:39,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:29" (2/3) ... [2025-03-03 18:08:39,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e65397a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:39, skipping insertion in model container [2025-03-03 18:08:39,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:08:39" (3/3) ... [2025-03-03 18:08:39,397 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.production_cell.1.prop1-func-interl.c [2025-03-03 18:08:39,409 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 18:08:39,410 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.production_cell.1.prop1-func-interl.c that has 1 procedures, 2798 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 18:08:39,486 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 18:08:39,497 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;@17320982, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 18:08:39,497 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 18:08:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand has 2798 states, 2796 states have (on average 1.5003576537911303) internal successors, (4195), 2797 states have internal predecessors, (4195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:39,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2025-03-03 18:08:39,518 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:08:39,518 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:08:39,519 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:08:39,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:08:39,524 INFO L85 PathProgramCache]: Analyzing trace with hash -458515940, now seen corresponding path program 1 times [2025-03-03 18:08:39,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:08:39,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285031125] [2025-03-03 18:08:39,530 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:08:39,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:08:39,624 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 121 statements into 1 equivalence classes. [2025-03-03 18:08:39,720 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 121 of 121 statements. [2025-03-03 18:08:39,721 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:08:39,721 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:08:40,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 18:08:40,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 18:08:40,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285031125] [2025-03-03 18:08:40,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285031125] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 18:08:40,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 18:08:40,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 18:08:40,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851057253] [2025-03-03 18:08:40,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 18:08:40,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 18:08:40,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 18:08:40,318 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 18:08:40,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 18:08:40,326 INFO L87 Difference]: Start difference. First operand has 2798 states, 2796 states have (on average 1.5003576537911303) internal successors, (4195), 2797 states have internal predecessors, (4195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:41,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 18:08:41,582 INFO L93 Difference]: Finished difference Result 5413 states and 8119 transitions. [2025-03-03 18:08:41,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 18:08:41,584 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2025-03-03 18:08:41,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 18:08:41,610 INFO L225 Difference]: With dead ends: 5413 [2025-03-03 18:08:41,610 INFO L226 Difference]: Without dead ends: 2797 [2025-03-03 18:08:41,621 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 18:08:41,624 INFO L435 NwaCegarLoop]: 3493 mSDtfsCounter, 0 mSDsluCounter, 6981 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10474 SdHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-03 18:08:41,624 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10474 Invalid, 2098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2098 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-03 18:08:41,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2797 states. [2025-03-03 18:08:41,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2797 to 2797. [2025-03-03 18:08:41,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2797 states, 2796 states have (on average 1.4996423462088697) internal successors, (4193), 2796 states have internal predecessors, (4193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:41,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2797 states and 4193 transitions. [2025-03-03 18:08:41,820 INFO L78 Accepts]: Start accepts. Automaton has 2797 states and 4193 transitions. Word has length 121 [2025-03-03 18:08:41,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 18:08:41,821 INFO L471 AbstractCegarLoop]: Abstraction has 2797 states and 4193 transitions. [2025-03-03 18:08:41,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 4193 transitions. [2025-03-03 18:08:41,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-03 18:08:41,825 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:08:41,826 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:08:41,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 18:08:41,826 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:08:41,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:08:41,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1324408633, now seen corresponding path program 1 times [2025-03-03 18:08:41,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:08:41,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801357591] [2025-03-03 18:08:41,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:08:41,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:08:41,873 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-03 18:08:41,892 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-03 18:08:41,892 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:08:41,892 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:08:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 18:08:42,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 18:08:42,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801357591] [2025-03-03 18:08:42,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801357591] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 18:08:42,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 18:08:42,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 18:08:42,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226580468] [2025-03-03 18:08:42,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 18:08:42,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 18:08:42,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 18:08:42,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 18:08:42,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 18:08:42,091 INFO L87 Difference]: Start difference. First operand 2797 states and 4193 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:43,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 18:08:43,111 INFO L93 Difference]: Finished difference Result 5414 states and 8117 transitions. [2025-03-03 18:08:43,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 18:08:43,111 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2025-03-03 18:08:43,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 18:08:43,122 INFO L225 Difference]: With dead ends: 5414 [2025-03-03 18:08:43,122 INFO L226 Difference]: Without dead ends: 2799 [2025-03-03 18:08:43,125 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 18:08:43,126 INFO L435 NwaCegarLoop]: 3493 mSDtfsCounter, 0 mSDsluCounter, 6978 mSDsCounter, 0 mSdLazyCounter, 2101 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10471 SdHoareTripleChecker+Invalid, 2101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-03 18:08:43,126 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10471 Invalid, 2101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2101 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-03 18:08:43,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2799 states. [2025-03-03 18:08:43,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2799 to 2799. [2025-03-03 18:08:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2799 states, 2798 states have (on average 1.4992852037169406) internal successors, (4195), 2798 states have internal predecessors, (4195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2799 states and 4195 transitions. [2025-03-03 18:08:43,182 INFO L78 Accepts]: Start accepts. Automaton has 2799 states and 4195 transitions. Word has length 122 [2025-03-03 18:08:43,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 18:08:43,182 INFO L471 AbstractCegarLoop]: Abstraction has 2799 states and 4195 transitions. [2025-03-03 18:08:43,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:43,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 4195 transitions. [2025-03-03 18:08:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2025-03-03 18:08:43,186 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:08:43,186 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:08:43,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 18:08:43,186 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:08:43,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:08:43,187 INFO L85 PathProgramCache]: Analyzing trace with hash -470448265, now seen corresponding path program 1 times [2025-03-03 18:08:43,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:08:43,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640929455] [2025-03-03 18:08:43,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:08:43,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:08:43,237 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 123 statements into 1 equivalence classes. [2025-03-03 18:08:43,260 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 123 of 123 statements. [2025-03-03 18:08:43,260 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:08:43,260 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:08:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 18:08:43,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 18:08:43,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640929455] [2025-03-03 18:08:43,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640929455] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 18:08:43,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 18:08:43,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 18:08:43,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975153929] [2025-03-03 18:08:43,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 18:08:43,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 18:08:43,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 18:08:43,459 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 18:08:43,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-03 18:08:43,460 INFO L87 Difference]: Start difference. First operand 2799 states and 4195 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:44,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 18:08:44,468 INFO L93 Difference]: Finished difference Result 5418 states and 8121 transitions. [2025-03-03 18:08:44,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 18:08:44,469 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2025-03-03 18:08:44,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 18:08:44,477 INFO L225 Difference]: With dead ends: 5418 [2025-03-03 18:08:44,477 INFO L226 Difference]: Without dead ends: 2801 [2025-03-03 18:08:44,481 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-03 18:08:44,481 INFO L435 NwaCegarLoop]: 3493 mSDtfsCounter, 0 mSDsluCounter, 6973 mSDsCounter, 0 mSdLazyCounter, 2107 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10466 SdHoareTripleChecker+Invalid, 2108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-03 18:08:44,481 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10466 Invalid, 2108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2107 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-03 18:08:44,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2801 states. [2025-03-03 18:08:44,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2801 to 2801. [2025-03-03 18:08:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2801 states, 2800 states have (on average 1.4989285714285714) internal successors, (4197), 2800 states have internal predecessors, (4197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2801 states and 4197 transitions. [2025-03-03 18:08:44,578 INFO L78 Accepts]: Start accepts. Automaton has 2801 states and 4197 transitions. Word has length 123 [2025-03-03 18:08:44,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 18:08:44,579 INFO L471 AbstractCegarLoop]: Abstraction has 2801 states and 4197 transitions. [2025-03-03 18:08:44,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:44,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 4197 transitions. [2025-03-03 18:08:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2025-03-03 18:08:44,581 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:08:44,581 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:08:44,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-03 18:08:44,581 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:08:44,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:08:44,584 INFO L85 PathProgramCache]: Analyzing trace with hash 189372652, now seen corresponding path program 1 times [2025-03-03 18:08:44,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:08:44,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59596349] [2025-03-03 18:08:44,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:08:44,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:08:44,666 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 124 statements into 1 equivalence classes. [2025-03-03 18:08:44,734 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 124 of 124 statements. [2025-03-03 18:08:44,734 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:08:44,734 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:08:45,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 18:08:45,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 18:08:45,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59596349] [2025-03-03 18:08:45,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59596349] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 18:08:45,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 18:08:45,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 18:08:45,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96675674] [2025-03-03 18:08:45,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 18:08:45,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 18:08:45,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 18:08:45,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 18:08:45,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 18:08:45,143 INFO L87 Difference]: Start difference. First operand 2801 states and 4197 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:48,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 18:08:48,071 INFO L93 Difference]: Finished difference Result 8025 states and 12027 transitions. [2025-03-03 18:08:48,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 18:08:48,071 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2025-03-03 18:08:48,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 18:08:48,087 INFO L225 Difference]: With dead ends: 8025 [2025-03-03 18:08:48,088 INFO L226 Difference]: Without dead ends: 5406 [2025-03-03 18:08:48,092 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-03 18:08:48,093 INFO L435 NwaCegarLoop]: 2706 mSDtfsCounter, 4059 mSDsluCounter, 7994 mSDsCounter, 0 mSdLazyCounter, 5793 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4059 SdHoareTripleChecker+Valid, 10700 SdHoareTripleChecker+Invalid, 5794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2025-03-03 18:08:48,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4059 Valid, 10700 Invalid, 5794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5793 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2025-03-03 18:08:48,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5406 states. [2025-03-03 18:08:48,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5406 to 2844. [2025-03-03 18:08:48,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2844 states, 2843 states have (on average 1.4984171649665845) internal successors, (4260), 2843 states have internal predecessors, (4260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2844 states and 4260 transitions. [2025-03-03 18:08:48,156 INFO L78 Accepts]: Start accepts. Automaton has 2844 states and 4260 transitions. Word has length 124 [2025-03-03 18:08:48,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 18:08:48,157 INFO L471 AbstractCegarLoop]: Abstraction has 2844 states and 4260 transitions. [2025-03-03 18:08:48,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:48,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 4260 transitions. [2025-03-03 18:08:48,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2025-03-03 18:08:48,158 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:08:48,158 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:08:48,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-03 18:08:48,158 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:08:48,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:08:48,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1381907203, now seen corresponding path program 1 times [2025-03-03 18:08:48,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:08:48,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199256438] [2025-03-03 18:08:48,159 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:08:48,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:08:48,235 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 125 statements into 1 equivalence classes. [2025-03-03 18:08:48,254 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 125 of 125 statements. [2025-03-03 18:08:48,258 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:08:48,258 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 18:08:48,259 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 18:08:48,275 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 125 statements into 1 equivalence classes. [2025-03-03 18:08:48,293 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 125 of 125 statements. [2025-03-03 18:08:48,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:08:48,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 18:08:48,364 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 18:08:48,364 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 18:08:48,365 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 18:08:48,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-03 18:08:48,369 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-03-03 18:08:48,429 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-03-03 18:08:48,445 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 18:08:48,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:08:48 BoogieIcfgContainer [2025-03-03 18:08:48,451 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 18:08:48,451 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 18:08:48,451 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 18:08:48,451 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 18:08:48,452 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:08:39" (3/4) ... [2025-03-03 18:08:48,454 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 18:08:48,454 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 18:08:48,455 INFO L158 Benchmark]: Toolchain (without parser) took 19356.30ms. Allocated memory was 201.3MB in the beginning and 813.7MB in the end (delta: 612.4MB). Free memory was 156.3MB in the beginning and 548.9MB in the end (delta: -392.6MB). Peak memory consumption was 225.4MB. Max. memory is 16.1GB. [2025-03-03 18:08:48,455 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 201.3MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:08:48,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 714.52ms. Allocated memory is still 201.3MB. Free memory was 156.3MB in the beginning and 64.8MB in the end (delta: 91.5MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2025-03-03 18:08:48,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 660.70ms. Allocated memory was 201.3MB in the beginning and 218.1MB in the end (delta: 16.8MB). Free memory was 64.8MB in the beginning and 50.5MB in the end (delta: 14.3MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. [2025-03-03 18:08:48,456 INFO L158 Benchmark]: Boogie Preprocessor took 846.00ms. Allocated memory was 218.1MB in the beginning and 562.0MB in the end (delta: 343.9MB). Free memory was 50.5MB in the beginning and 353.5MB in the end (delta: -303.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2025-03-03 18:08:48,456 INFO L158 Benchmark]: IcfgBuilder took 8067.38ms. Allocated memory was 562.0MB in the beginning and 788.5MB in the end (delta: 226.5MB). Free memory was 353.5MB in the beginning and 380.4MB in the end (delta: -26.9MB). Peak memory consumption was 482.4MB. Max. memory is 16.1GB. [2025-03-03 18:08:48,456 INFO L158 Benchmark]: TraceAbstraction took 9058.94ms. Allocated memory was 788.5MB in the beginning and 813.7MB in the end (delta: 25.2MB). Free memory was 380.4MB in the beginning and 549.0MB in the end (delta: -168.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:08:48,456 INFO L158 Benchmark]: Witness Printer took 3.04ms. Allocated memory is still 813.7MB. Free memory was 549.0MB in the beginning and 548.9MB in the end (delta: 69.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 18:08:48,457 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 201.3MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 714.52ms. Allocated memory is still 201.3MB. Free memory was 156.3MB in the beginning and 64.8MB in the end (delta: 91.5MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 660.70ms. Allocated memory was 201.3MB in the beginning and 218.1MB in the end (delta: 16.8MB). Free memory was 64.8MB in the beginning and 50.5MB in the end (delta: 14.3MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 846.00ms. Allocated memory was 218.1MB in the beginning and 562.0MB in the end (delta: 343.9MB). Free memory was 50.5MB in the beginning and 353.5MB in the end (delta: -303.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. * IcfgBuilder took 8067.38ms. Allocated memory was 562.0MB in the beginning and 788.5MB in the end (delta: 226.5MB). Free memory was 353.5MB in the beginning and 380.4MB in the end (delta: -26.9MB). Peak memory consumption was 482.4MB. Max. memory is 16.1GB. * TraceAbstraction took 9058.94ms. Allocated memory was 788.5MB in the beginning and 813.7MB in the end (delta: 25.2MB). Free memory was 380.4MB in the beginning and 549.0MB in the end (delta: -168.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.04ms. Allocated memory is still 813.7MB. Free memory was 549.0MB in the beginning and 548.9MB in the end (delta: 69.8kB). Peak memory consumption was 8.4MB. 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: 21]: 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 bitwiseAnd at line 265. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_26 = 0; [L40] const SORT_2 var_97 = 0; [L41] const SORT_2 var_103 = 2; [L42] const SORT_2 var_105 = 1; [L43] const SORT_3 var_112 = 0; [L44] const SORT_4 var_114 = 1; [L45] const SORT_2 var_127 = 255; [L46] const SORT_4 var_413 = 0; [L48] SORT_1 input_102; [L49] SORT_1 input_104; [L50] SORT_1 input_106; [L51] SORT_1 input_111; [L52] SORT_1 input_117; [L53] SORT_1 input_123; [L54] SORT_1 input_126; [L55] SORT_1 input_131; [L56] SORT_1 input_135; [L57] SORT_1 input_139; [L58] SORT_1 input_151; [L59] SORT_1 input_155; [L60] SORT_1 input_160; [L61] SORT_1 input_164; [L62] SORT_1 input_170; [L63] SORT_1 input_174; [L64] SORT_1 input_179; [L65] SORT_1 input_183; [L66] SORT_1 input_189; [L67] SORT_1 input_193; [L68] SORT_1 input_198; [L69] SORT_1 input_202; [L70] SORT_1 input_229; [L71] SORT_1 input_269; [L72] SORT_1 input_271; [L73] SORT_1 input_276; [L74] SORT_1 input_278; [L75] SORT_1 input_283; [L76] SORT_1 input_285; [L77] SORT_1 input_289; [L78] SORT_1 input_292; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L80] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L81] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L82] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L83] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L84] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L85] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L86] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L87] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L88] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L89] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L90] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L91] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L92] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L93] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L94] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L95] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L96] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L97] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L98] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L99] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L100] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L101] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L102] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L103] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L104] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L105] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L106] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L107] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L108] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L109] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L110] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L111] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L112] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L113] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L114] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L115] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L116] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L117] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L118] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L119] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L120] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L121] SORT_1 state_89 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L122] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L123] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_26=0, var_413=0, var_5=0, var_97=0] [L124] SORT_1 state_95 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] SORT_2 init_7_arg_1 = var_5; [L127] state_6 = init_7_arg_1 [L128] SORT_2 init_9_arg_1 = var_5; [L129] state_8 = init_9_arg_1 [L130] SORT_2 init_11_arg_1 = var_5; [L131] state_10 = init_11_arg_1 [L132] SORT_2 init_13_arg_1 = var_5; [L133] state_12 = init_13_arg_1 [L134] SORT_2 init_15_arg_1 = var_5; [L135] state_14 = init_15_arg_1 [L136] SORT_2 init_17_arg_1 = var_5; [L137] state_16 = init_17_arg_1 [L138] SORT_2 init_19_arg_1 = var_5; [L139] state_18 = init_19_arg_1 [L140] SORT_2 init_21_arg_1 = var_5; [L141] state_20 = init_21_arg_1 [L142] SORT_2 init_23_arg_1 = var_5; [L143] state_22 = init_23_arg_1 [L144] SORT_2 init_25_arg_1 = var_5; [L145] state_24 = init_25_arg_1 [L146] SORT_1 init_28_arg_1 = var_26; [L147] state_27 = init_28_arg_1 [L148] SORT_1 init_30_arg_1 = var_26; [L149] state_29 = init_30_arg_1 [L150] SORT_1 init_32_arg_1 = var_26; [L151] state_31 = init_32_arg_1 [L152] SORT_1 init_34_arg_1 = var_26; [L153] state_33 = init_34_arg_1 [L154] SORT_1 init_36_arg_1 = var_26; [L155] state_35 = init_36_arg_1 [L156] SORT_1 init_38_arg_1 = var_26; [L157] state_37 = init_38_arg_1 [L158] SORT_1 init_40_arg_1 = var_26; [L159] state_39 = init_40_arg_1 [L160] SORT_1 init_42_arg_1 = var_26; [L161] state_41 = init_42_arg_1 [L162] SORT_1 init_44_arg_1 = var_26; [L163] state_43 = init_44_arg_1 [L164] SORT_1 init_46_arg_1 = var_26; [L165] state_45 = init_46_arg_1 [L166] SORT_1 init_48_arg_1 = var_26; [L167] state_47 = init_48_arg_1 [L168] SORT_1 init_50_arg_1 = var_26; [L169] state_49 = init_50_arg_1 [L170] SORT_1 init_52_arg_1 = var_26; [L171] state_51 = init_52_arg_1 [L172] SORT_1 init_54_arg_1 = var_26; [L173] state_53 = init_54_arg_1 [L174] SORT_1 init_56_arg_1 = var_26; [L175] state_55 = init_56_arg_1 [L176] SORT_1 init_58_arg_1 = var_26; [L177] state_57 = init_58_arg_1 [L178] SORT_1 init_60_arg_1 = var_26; [L179] state_59 = init_60_arg_1 [L180] SORT_1 init_62_arg_1 = var_26; [L181] state_61 = init_62_arg_1 [L182] SORT_1 init_64_arg_1 = var_26; [L183] state_63 = init_64_arg_1 [L184] SORT_1 init_66_arg_1 = var_26; [L185] state_65 = init_66_arg_1 [L186] SORT_1 init_68_arg_1 = var_26; [L187] state_67 = init_68_arg_1 [L188] SORT_1 init_70_arg_1 = var_26; [L189] state_69 = init_70_arg_1 [L190] SORT_1 init_72_arg_1 = var_26; [L191] state_71 = init_72_arg_1 [L192] SORT_1 init_74_arg_1 = var_26; [L193] state_73 = init_74_arg_1 [L194] SORT_1 init_76_arg_1 = var_26; [L195] state_75 = init_76_arg_1 [L196] SORT_1 init_78_arg_1 = var_26; [L197] state_77 = init_78_arg_1 [L198] SORT_1 init_80_arg_1 = var_26; [L199] state_79 = init_80_arg_1 [L200] SORT_1 init_82_arg_1 = var_26; [L201] state_81 = init_82_arg_1 [L202] SORT_1 init_84_arg_1 = var_26; [L203] state_83 = init_84_arg_1 [L204] SORT_1 init_86_arg_1 = var_26; [L205] state_85 = init_86_arg_1 [L206] SORT_1 init_88_arg_1 = var_26; [L207] state_87 = init_88_arg_1 [L208] SORT_1 init_90_arg_1 = var_26; [L209] state_89 = init_90_arg_1 [L210] SORT_1 init_92_arg_1 = var_26; [L211] state_91 = init_92_arg_1 [L212] SORT_1 init_94_arg_1 = var_26; [L213] state_93 = init_94_arg_1 [L214] SORT_1 init_96_arg_1 = var_26; [L215] state_95 = init_96_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L218] input_102 = __VERIFIER_nondet_uchar() [L219] EXPR input_102 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L219] input_102 = input_102 & mask_SORT_1 [L220] input_104 = __VERIFIER_nondet_uchar() [L221] EXPR input_104 & mask_SORT_1 VAL [input_102=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L221] input_104 = input_104 & mask_SORT_1 [L222] input_106 = __VERIFIER_nondet_uchar() [L223] EXPR input_106 & mask_SORT_1 VAL [input_102=0, input_104=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L223] input_106 = input_106 & mask_SORT_1 [L224] input_111 = __VERIFIER_nondet_uchar() [L225] EXPR input_111 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L225] input_111 = input_111 & mask_SORT_1 [L226] input_117 = __VERIFIER_nondet_uchar() [L227] EXPR input_117 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L227] input_117 = input_117 & mask_SORT_1 [L228] input_123 = __VERIFIER_nondet_uchar() [L229] EXPR input_123 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L229] input_123 = input_123 & mask_SORT_1 [L230] input_126 = __VERIFIER_nondet_uchar() [L231] EXPR input_126 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L231] input_126 = input_126 & mask_SORT_1 [L232] input_131 = __VERIFIER_nondet_uchar() [L233] EXPR input_131 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, input_126=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L233] input_131 = input_131 & mask_SORT_1 [L234] input_135 = __VERIFIER_nondet_uchar() [L235] EXPR input_135 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, input_126=0, input_131=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L235] input_135 = input_135 & mask_SORT_1 [L236] input_139 = __VERIFIER_nondet_uchar() [L237] EXPR input_139 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, input_126=0, input_131=0, input_135=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L237] input_139 = input_139 & mask_SORT_1 [L238] input_151 = __VERIFIER_nondet_uchar() [L239] input_155 = __VERIFIER_nondet_uchar() [L240] input_160 = __VERIFIER_nondet_uchar() [L241] input_164 = __VERIFIER_nondet_uchar() [L242] input_170 = __VERIFIER_nondet_uchar() [L243] input_174 = __VERIFIER_nondet_uchar() [L244] input_179 = __VERIFIER_nondet_uchar() [L245] input_183 = __VERIFIER_nondet_uchar() [L246] input_189 = __VERIFIER_nondet_uchar() [L247] input_193 = __VERIFIER_nondet_uchar() [L248] input_198 = __VERIFIER_nondet_uchar() [L249] input_202 = __VERIFIER_nondet_uchar() [L250] input_229 = __VERIFIER_nondet_uchar() [L251] input_269 = __VERIFIER_nondet_uchar() [L252] input_271 = __VERIFIER_nondet_uchar() [L253] input_276 = __VERIFIER_nondet_uchar() [L254] input_278 = __VERIFIER_nondet_uchar() [L255] input_283 = __VERIFIER_nondet_uchar() [L256] input_285 = __VERIFIER_nondet_uchar() [L257] input_289 = __VERIFIER_nondet_uchar() [L258] input_292 = __VERIFIER_nondet_uchar() [L261] SORT_2 var_98_arg_0 = var_97; [L262] SORT_2 var_98_arg_1 = state_6; [L263] SORT_1 var_98 = var_98_arg_0 == var_98_arg_1; [L264] SORT_1 var_99_arg_0 = ~state_95; VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, input_126=0, input_131=0, input_135=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0, var_98=1, var_99_arg_0=-1] [L265] EXPR var_99_arg_0 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, input_126=0, input_131=0, input_135=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0, var_98=1] [L265] var_99_arg_0 = var_99_arg_0 & mask_SORT_1 [L266] SORT_1 var_99_arg_1 = var_98; VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, input_126=0, input_131=0, input_135=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0, var_99_arg_0=1, var_99_arg_1=1] [L267] EXPR var_99_arg_0 & var_99_arg_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, input_126=0, input_131=0, input_135=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L267] SORT_1 var_99 = var_99_arg_0 & var_99_arg_1; [L268] EXPR var_99 & mask_SORT_1 VAL [input_102=0, input_104=0, input_106=0, input_111=0, input_117=0, input_123=0, input_126=0, input_131=0, input_135=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=255, var_413=0, var_97=0] [L268] var_99 = var_99 & mask_SORT_1 [L269] SORT_1 bad_100_arg_0 = var_99; [L270] CALL __VERIFIER_assert(!(bad_100_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2798 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4059 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4059 mSDsluCounter, 42111 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28926 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12099 IncrementalHoareTripleChecker+Invalid, 12101 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 13185 mSDtfsCounter, 12099 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2844occurred in iteration=4, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 4 MinimizatonAttempts, 2562 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 615 NumberOfCodeBlocks, 615 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 486 ConstructedInterpolants, 0 QuantifiedInterpolants, 1189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 18:08:48,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9d35778558a3ada7383d15a63d45b82dfd23f65b5a6ef0432821afff949db36 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 18:08:50,546 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 18:08:50,632 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-03-03 18:08:50,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 18:08:50,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 18:08:50,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 18:08:50,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 18:08:50,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 18:08:50,658 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 18:08:50,658 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 18:08:50,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 18:08:50,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 18:08:50,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 18:08:50,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 18:08:50,659 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 18:08:50,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 18:08:50,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 18:08:50,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 18:08:50,660 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 18:08:50,660 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:08:50,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 18:08:50,661 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 18:08:50,662 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 18:08:50,662 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 18:08:50,662 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 18:08:50,662 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 18:08:50,662 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9d35778558a3ada7383d15a63d45b82dfd23f65b5a6ef0432821afff949db36 [2025-03-03 18:08:50,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 18:08:50,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 18:08:50,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 18:08:50,907 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 18:08:50,908 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 18:08:50,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c [2025-03-03 18:08:52,147 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e5edb98/d6d83b918ec846adbab7cecfdd3f347b/FLAGd919df70e [2025-03-03 18:08:52,484 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 18:08:52,484 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c [2025-03-03 18:08:52,512 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e5edb98/d6d83b918ec846adbab7cecfdd3f347b/FLAGd919df70e [2025-03-03 18:08:52,708 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e5edb98/d6d83b918ec846adbab7cecfdd3f347b [2025-03-03 18:08:52,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 18:08:52,711 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 18:08:52,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 18:08:52,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 18:08:52,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 18:08:52,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:52" (1/1) ... [2025-03-03 18:08:52,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467efdc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:52, skipping insertion in model container [2025-03-03 18:08:52,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:52" (1/1) ... [2025-03-03 18:08:52,760 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 18:08:52,901 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c[1182,1195] [2025-03-03 18:08:53,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:08:53,148 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 18:08:53,157 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.production_cell.1.prop1-func-interl.c[1182,1195] [2025-03-03 18:08:53,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:08:53,298 INFO L204 MainTranslator]: Completed translation [2025-03-03 18:08:53,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53 WrapperNode [2025-03-03 18:08:53,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 18:08:53,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 18:08:53,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 18:08:53,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 18:08:53,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,405 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2215 [2025-03-03 18:08:53,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 18:08:53,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 18:08:53,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 18:08:53,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 18:08:53,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,423 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,468 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 18:08:53,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,515 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 18:08:53,558 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 18:08:53,558 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 18:08:53,559 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 18:08:53,560 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (1/1) ... [2025-03-03 18:08:53,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:08:53,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:08:53,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 18:08:53,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 18:08:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 18:08:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 18:08:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 18:08:53,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 18:08:53,963 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 18:08:53,965 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 18:08:55,516 INFO L? ?]: Removed 95 outVars from TransFormulas that were not future-live. [2025-03-03 18:08:55,517 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 18:08:55,522 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 18:08:55,523 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 18:08:55,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:08:55 BoogieIcfgContainer [2025-03-03 18:08:55,523 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 18:08:55,525 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 18:08:55,526 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 18:08:55,529 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 18:08:55,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:08:52" (1/3) ... [2025-03-03 18:08:55,530 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d003834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:55, skipping insertion in model container [2025-03-03 18:08:55,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:53" (2/3) ... [2025-03-03 18:08:55,530 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d003834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:55, skipping insertion in model container [2025-03-03 18:08:55,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:08:55" (3/3) ... [2025-03-03 18:08:55,532 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.production_cell.1.prop1-func-interl.c [2025-03-03 18:08:55,543 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 18:08:55,544 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.production_cell.1.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 18:08:55,580 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 18:08:55,591 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;@61608b8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 18:08:55,591 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 18:08:55,595 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 18:08:55,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-03-03 18:08:55,600 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:08:55,600 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-03-03 18:08:55,601 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:08:55,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:08:55,605 INFO L85 PathProgramCache]: Analyzing trace with hash 38140359, now seen corresponding path program 1 times [2025-03-03 18:08:55,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 18:08:55,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [731643515] [2025-03-03 18:08:55,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:08:55,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 18:08:55,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:08:55,619 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 18:08:55,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 18:08:55,957 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-03 18:08:55,977 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-03 18:08:55,977 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:08:55,977 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 18:08:55,978 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 18:08:56,074 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-03 18:08:56,079 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-03 18:08:56,079 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:08:56,079 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 18:08:56,279 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2025-03-03 18:08:56,282 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 18:08:56,283 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 18:08:56,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-03 18:08:56,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 18:08:56,488 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-03-03 18:08:56,509 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-03-03 18:08:56,516 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 18:08:56,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:08:56 BoogieIcfgContainer [2025-03-03 18:08:56,522 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 18:08:56,522 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 18:08:56,522 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 18:08:56,522 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 18:08:56,523 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:08:55" (3/4) ... [2025-03-03 18:08:56,523 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2025-03-03 18:08:56,532 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-03-03 18:08:56,584 INFO L127 tionWitnessGenerator]: Generated YAML witness of length 3. [2025-03-03 18:08:56,614 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-03 18:08:56,614 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-03 18:08:56,614 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 18:08:56,615 INFO L158 Benchmark]: Toolchain (without parser) took 3903.99ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 89.5MB in the beginning and 126.3MB in the end (delta: -36.8MB). Peak memory consumption was 182.9MB. Max. memory is 16.1GB. [2025-03-03 18:08:56,615 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:08:56,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.18ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 77.7MB in the end (delta: 11.8MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. [2025-03-03 18:08:56,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.66ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 62.1MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 18:08:56,617 INFO L158 Benchmark]: Boogie Preprocessor took 151.16ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 43.5MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 18:08:56,617 INFO L158 Benchmark]: IcfgBuilder took 1964.82ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 43.5MB in the beginning and 204.3MB in the end (delta: -160.8MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2025-03-03 18:08:56,617 INFO L158 Benchmark]: TraceAbstraction took 996.17ms. Allocated memory is still 335.5MB. Free memory was 201.8MB in the beginning and 133.7MB in the end (delta: 68.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-03-03 18:08:56,617 INFO L158 Benchmark]: Witness Printer took 92.24ms. Allocated memory is still 335.5MB. Free memory was 133.7MB in the beginning and 126.3MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 18:08:56,618 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 587.18ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 77.7MB in the end (delta: 11.8MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.66ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 62.1MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.16ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 43.5MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * IcfgBuilder took 1964.82ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 43.5MB in the beginning and 204.3MB in the end (delta: -160.8MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. * TraceAbstraction took 996.17ms. Allocated memory is still 335.5MB. Free memory was 201.8MB in the beginning and 133.7MB in the end (delta: 68.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 92.24ms. Allocated memory is still 335.5MB. Free memory was 133.7MB in the beginning and 126.3MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. 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 - CounterExampleResult [Line: 21]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_26 = 0; [L40] const SORT_2 var_97 = 0; [L41] const SORT_2 var_103 = 2; [L42] const SORT_2 var_105 = 1; [L43] const SORT_3 var_112 = 0; [L44] const SORT_4 var_114 = 1; [L45] const SORT_2 var_127 = 255; [L46] const SORT_4 var_413 = 0; [L48] SORT_1 input_102; [L49] SORT_1 input_104; [L50] SORT_1 input_106; [L51] SORT_1 input_111; [L52] SORT_1 input_117; [L53] SORT_1 input_123; [L54] SORT_1 input_126; [L55] SORT_1 input_131; [L56] SORT_1 input_135; [L57] SORT_1 input_139; [L58] SORT_1 input_151; [L59] SORT_1 input_155; [L60] SORT_1 input_160; [L61] SORT_1 input_164; [L62] SORT_1 input_170; [L63] SORT_1 input_174; [L64] SORT_1 input_179; [L65] SORT_1 input_183; [L66] SORT_1 input_189; [L67] SORT_1 input_193; [L68] SORT_1 input_198; [L69] SORT_1 input_202; [L70] SORT_1 input_229; [L71] SORT_1 input_269; [L72] SORT_1 input_271; [L73] SORT_1 input_276; [L74] SORT_1 input_278; [L75] SORT_1 input_283; [L76] SORT_1 input_285; [L77] SORT_1 input_289; [L78] SORT_1 input_292; [L80] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L81] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L82] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L83] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L84] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] SORT_1 state_89 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] SORT_1 state_95 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] SORT_2 init_7_arg_1 = var_5; [L127] state_6 = init_7_arg_1 [L128] SORT_2 init_9_arg_1 = var_5; [L129] state_8 = init_9_arg_1 [L130] SORT_2 init_11_arg_1 = var_5; [L131] state_10 = init_11_arg_1 [L132] SORT_2 init_13_arg_1 = var_5; [L133] state_12 = init_13_arg_1 [L134] SORT_2 init_15_arg_1 = var_5; [L135] state_14 = init_15_arg_1 [L136] SORT_2 init_17_arg_1 = var_5; [L137] state_16 = init_17_arg_1 [L138] SORT_2 init_19_arg_1 = var_5; [L139] state_18 = init_19_arg_1 [L140] SORT_2 init_21_arg_1 = var_5; [L141] state_20 = init_21_arg_1 [L142] SORT_2 init_23_arg_1 = var_5; [L143] state_22 = init_23_arg_1 [L144] SORT_2 init_25_arg_1 = var_5; [L145] state_24 = init_25_arg_1 [L146] SORT_1 init_28_arg_1 = var_26; [L147] state_27 = init_28_arg_1 [L148] SORT_1 init_30_arg_1 = var_26; [L149] state_29 = init_30_arg_1 [L150] SORT_1 init_32_arg_1 = var_26; [L151] state_31 = init_32_arg_1 [L152] SORT_1 init_34_arg_1 = var_26; [L153] state_33 = init_34_arg_1 [L154] SORT_1 init_36_arg_1 = var_26; [L155] state_35 = init_36_arg_1 [L156] SORT_1 init_38_arg_1 = var_26; [L157] state_37 = init_38_arg_1 [L158] SORT_1 init_40_arg_1 = var_26; [L159] state_39 = init_40_arg_1 [L160] SORT_1 init_42_arg_1 = var_26; [L161] state_41 = init_42_arg_1 [L162] SORT_1 init_44_arg_1 = var_26; [L163] state_43 = init_44_arg_1 [L164] SORT_1 init_46_arg_1 = var_26; [L165] state_45 = init_46_arg_1 [L166] SORT_1 init_48_arg_1 = var_26; [L167] state_47 = init_48_arg_1 [L168] SORT_1 init_50_arg_1 = var_26; [L169] state_49 = init_50_arg_1 [L170] SORT_1 init_52_arg_1 = var_26; [L171] state_51 = init_52_arg_1 [L172] SORT_1 init_54_arg_1 = var_26; [L173] state_53 = init_54_arg_1 [L174] SORT_1 init_56_arg_1 = var_26; [L175] state_55 = init_56_arg_1 [L176] SORT_1 init_58_arg_1 = var_26; [L177] state_57 = init_58_arg_1 [L178] SORT_1 init_60_arg_1 = var_26; [L179] state_59 = init_60_arg_1 [L180] SORT_1 init_62_arg_1 = var_26; [L181] state_61 = init_62_arg_1 [L182] SORT_1 init_64_arg_1 = var_26; [L183] state_63 = init_64_arg_1 [L184] SORT_1 init_66_arg_1 = var_26; [L185] state_65 = init_66_arg_1 [L186] SORT_1 init_68_arg_1 = var_26; [L187] state_67 = init_68_arg_1 [L188] SORT_1 init_70_arg_1 = var_26; [L189] state_69 = init_70_arg_1 [L190] SORT_1 init_72_arg_1 = var_26; [L191] state_71 = init_72_arg_1 [L192] SORT_1 init_74_arg_1 = var_26; [L193] state_73 = init_74_arg_1 [L194] SORT_1 init_76_arg_1 = var_26; [L195] state_75 = init_76_arg_1 [L196] SORT_1 init_78_arg_1 = var_26; [L197] state_77 = init_78_arg_1 [L198] SORT_1 init_80_arg_1 = var_26; [L199] state_79 = init_80_arg_1 [L200] SORT_1 init_82_arg_1 = var_26; [L201] state_81 = init_82_arg_1 [L202] SORT_1 init_84_arg_1 = var_26; [L203] state_83 = init_84_arg_1 [L204] SORT_1 init_86_arg_1 = var_26; [L205] state_85 = init_86_arg_1 [L206] SORT_1 init_88_arg_1 = var_26; [L207] state_87 = init_88_arg_1 [L208] SORT_1 init_90_arg_1 = var_26; [L209] state_89 = init_90_arg_1 [L210] SORT_1 init_92_arg_1 = var_26; [L211] state_91 = init_92_arg_1 [L212] SORT_1 init_94_arg_1 = var_26; [L213] state_93 = init_94_arg_1 [L214] SORT_1 init_96_arg_1 = var_26; [L215] state_95 = init_96_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=-1, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, var_103=2, var_105=1, var_112=0, var_114=1, var_127=-1, var_413=0, var_97=0] [L218] input_102 = __VERIFIER_nondet_uchar() [L219] input_102 = input_102 & mask_SORT_1 [L220] input_104 = __VERIFIER_nondet_uchar() [L221] input_104 = input_104 & mask_SORT_1 [L222] input_106 = __VERIFIER_nondet_uchar() [L223] input_106 = input_106 & mask_SORT_1 [L224] input_111 = __VERIFIER_nondet_uchar() [L225] input_111 = input_111 & mask_SORT_1 [L226] input_117 = __VERIFIER_nondet_uchar() [L227] input_117 = input_117 & mask_SORT_1 [L228] input_123 = __VERIFIER_nondet_uchar() [L229] input_123 = input_123 & mask_SORT_1 [L230] input_126 = __VERIFIER_nondet_uchar() [L231] input_126 = input_126 & mask_SORT_1 [L232] input_131 = __VERIFIER_nondet_uchar() [L233] input_131 = input_131 & mask_SORT_1 [L234] input_135 = __VERIFIER_nondet_uchar() [L235] input_135 = input_135 & mask_SORT_1 [L236] input_139 = __VERIFIER_nondet_uchar() [L237] input_139 = input_139 & mask_SORT_1 [L238] input_151 = __VERIFIER_nondet_uchar() [L239] input_155 = __VERIFIER_nondet_uchar() [L240] input_160 = __VERIFIER_nondet_uchar() [L241] input_164 = __VERIFIER_nondet_uchar() [L242] input_170 = __VERIFIER_nondet_uchar() [L243] input_174 = __VERIFIER_nondet_uchar() [L244] input_179 = __VERIFIER_nondet_uchar() [L245] input_183 = __VERIFIER_nondet_uchar() [L246] input_189 = __VERIFIER_nondet_uchar() [L247] input_193 = __VERIFIER_nondet_uchar() [L248] input_198 = __VERIFIER_nondet_uchar() [L249] input_202 = __VERIFIER_nondet_uchar() [L250] input_229 = __VERIFIER_nondet_uchar() [L251] input_269 = __VERIFIER_nondet_uchar() [L252] input_271 = __VERIFIER_nondet_uchar() [L253] input_276 = __VERIFIER_nondet_uchar() [L254] input_278 = __VERIFIER_nondet_uchar() [L255] input_283 = __VERIFIER_nondet_uchar() [L256] input_285 = __VERIFIER_nondet_uchar() [L257] input_289 = __VERIFIER_nondet_uchar() [L258] input_292 = __VERIFIER_nondet_uchar() [L261] SORT_2 var_98_arg_0 = var_97; [L262] SORT_2 var_98_arg_1 = state_6; [L263] SORT_1 var_98 = var_98_arg_0 == var_98_arg_1; [L264] SORT_1 var_99_arg_0 = ~state_95; [L265] var_99_arg_0 = var_99_arg_0 & mask_SORT_1 [L266] SORT_1 var_99_arg_1 = var_98; [L267] SORT_1 var_99 = var_99_arg_0 & var_99_arg_1; [L268] var_99 = var_99 & mask_SORT_1 [L269] SORT_1 bad_100_arg_0 = var_99; [L270] CALL __VERIFIER_assert(!(bad_100_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 proved your program to be incorrect! [2025-03-03 18:08:56,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE