./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.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 3a90b27f44d4d14315aea165e22c5a1477022313cc1f7409931370ebf2fb2f87 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 08:52:28,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 08:52:28,541 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 08:52:28,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 08:52:28,548 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 08:52:28,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 08:52:28,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 08:52:28,571 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 08:52:28,571 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 08:52:28,572 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 08:52:28,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 08:52:28,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 08:52:28,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 08:52:28,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 08:52:28,573 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 08:52:28,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 08:52:28,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 08:52:28,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 08:52:28,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 08:52:28,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 08:52:28,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 08:52:28,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 08:52:28,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 08:52:28,574 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 08:52:28,574 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 08:52:28,574 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 08:52:28,574 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 08:52:28,574 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 08:52:28,574 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 08:52:28,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 08:52:28,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 08:52:28,575 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 08:52:28,575 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 -> 3a90b27f44d4d14315aea165e22c5a1477022313cc1f7409931370ebf2fb2f87 [2025-03-08 08:52:28,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 08:52:28,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 08:52:28,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 08:52:28,798 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 08:52:28,798 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 08:52:28,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-03-08 08:52:29,916 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dc22c07c/9bf5761499084f20b6fe172f9bd25b82/FLAG40fa6b0d2 [2025-03-08 08:52:30,322 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 08:52:30,322 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-03-08 08:52:30,346 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dc22c07c/9bf5761499084f20b6fe172f9bd25b82/FLAG40fa6b0d2 [2025-03-08 08:52:30,487 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dc22c07c/9bf5761499084f20b6fe172f9bd25b82 [2025-03-08 08:52:30,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 08:52:30,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 08:52:30,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 08:52:30,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 08:52:30,493 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 08:52:30,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:52:30" (1/1) ... [2025-03-08 08:52:30,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ad754f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:30, skipping insertion in model container [2025-03-08 08:52:30,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:52:30" (1/1) ... [2025-03-08 08:52:30,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 08:52:30,665 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.lamport.6.prop1-func-interl.c[1174,1187] [2025-03-08 08:52:31,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 08:52:31,047 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 08:52:31,054 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.lamport.6.prop1-func-interl.c[1174,1187] [2025-03-08 08:52:31,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 08:52:31,268 INFO L204 MainTranslator]: Completed translation [2025-03-08 08:52:31,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31 WrapperNode [2025-03-08 08:52:31,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 08:52:31,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 08:52:31,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 08:52:31,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 08:52:31,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:31,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:32,150 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10758 [2025-03-08 08:52:32,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 08:52:32,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 08:52:32,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 08:52:32,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 08:52:32,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:32,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:32,417 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:32,645 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 08:52:32,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:32,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:33,013 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:33,087 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:33,127 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:33,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:33,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 08:52:33,266 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 08:52:33,266 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 08:52:33,266 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 08:52:33,267 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (1/1) ... [2025-03-08 08:52:33,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 08:52:33,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:52:33,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 08:52:33,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 08:52:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 08:52:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 08:52:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 08:52:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 08:52:33,803 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 08:52:33,804 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 08:52:47,955 INFO L? ?]: Removed 6120 outVars from TransFormulas that were not future-live. [2025-03-08 08:52:47,956 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 08:52:48,189 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 08:52:48,192 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 08:52:48,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:52:48 BoogieIcfgContainer [2025-03-08 08:52:48,193 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 08:52:48,195 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 08:52:48,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 08:52:48,198 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 08:52:48,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:52:30" (1/3) ... [2025-03-08 08:52:48,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@344c3169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:52:48, skipping insertion in model container [2025-03-08 08:52:48,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:52:31" (2/3) ... [2025-03-08 08:52:48,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@344c3169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:52:48, skipping insertion in model container [2025-03-08 08:52:48,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:52:48" (3/3) ... [2025-03-08 08:52:48,200 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-03-08 08:52:48,213 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 08:52:48,215 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lamport.6.prop1-func-interl.c that has 1 procedures, 3770 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 08:52:48,313 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 08:52:48,325 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;@108666d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 08:52:48,326 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 08:52:48,340 INFO L276 IsEmpty]: Start isEmpty. Operand has 3770 states, 3768 states have (on average 1.5002653927813163) internal successors, (5653), 3769 states have internal predecessors, (5653), 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) [2025-03-08 08:52:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2025-03-08 08:52:48,352 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:52:48,352 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:52:48,353 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:52:48,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:52:48,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1986402089, now seen corresponding path program 1 times [2025-03-08 08:52:48,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:52:48,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405585006] [2025-03-08 08:52:48,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:52:48,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:52:48,461 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-03-08 08:52:48,594 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-03-08 08:52:48,596 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:52:48,596 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:52:49,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:52:49,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:52:49,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405585006] [2025-03-08 08:52:49,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405585006] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:52:49,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:52:49,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 08:52:49,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899793689] [2025-03-08 08:52:49,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:52:49,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 08:52:49,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:52:49,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 08:52:49,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:52:49,383 INFO L87 Difference]: Start difference. First operand has 3770 states, 3768 states have (on average 1.5002653927813163) internal successors, (5653), 3769 states have internal predecessors, (5653), 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 43.25) internal successors, (173), 4 states have internal predecessors, (173), 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) [2025-03-08 08:52:50,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:52:50,985 INFO L93 Difference]: Finished difference Result 7333 states and 10999 transitions. [2025-03-08 08:52:50,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 08:52:50,987 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 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 173 [2025-03-08 08:52:50,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:52:51,015 INFO L225 Difference]: With dead ends: 7333 [2025-03-08 08:52:51,015 INFO L226 Difference]: Without dead ends: 3769 [2025-03-08 08:52:51,029 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 [2025-03-08 08:52:51,031 INFO L435 NwaCegarLoop]: 4708 mSDtfsCounter, 0 mSDsluCounter, 9411 mSDsCounter, 0 mSdLazyCounter, 2827 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14119 SdHoareTripleChecker+Invalid, 2827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2827 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2025-03-08 08:52:51,031 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14119 Invalid, 2827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2827 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2025-03-08 08:52:51,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3769 states. [2025-03-08 08:52:51,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3769 to 3769. [2025-03-08 08:52:51,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3769 states, 3768 states have (on average 1.4997346072186837) internal successors, (5651), 3768 states have internal predecessors, (5651), 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) [2025-03-08 08:52:51,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 3769 states and 5651 transitions. [2025-03-08 08:52:51,182 INFO L78 Accepts]: Start accepts. Automaton has 3769 states and 5651 transitions. Word has length 173 [2025-03-08 08:52:51,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:52:51,184 INFO L471 AbstractCegarLoop]: Abstraction has 3769 states and 5651 transitions. [2025-03-08 08:52:51,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 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) [2025-03-08 08:52:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3769 states and 5651 transitions. [2025-03-08 08:52:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2025-03-08 08:52:51,191 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:52:51,191 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:52:51,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 08:52:51,191 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:52:51,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:52:51,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1453607753, now seen corresponding path program 1 times [2025-03-08 08:52:51,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:52:51,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448012809] [2025-03-08 08:52:51,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:52:51,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:52:51,251 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 174 statements into 1 equivalence classes. [2025-03-08 08:52:51,286 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 174 of 174 statements. [2025-03-08 08:52:51,286 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:52:51,286 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:52:51,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:52:51,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:52:51,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448012809] [2025-03-08 08:52:51,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448012809] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:52:51,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:52:51,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 08:52:51,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576076106] [2025-03-08 08:52:51,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:52:51,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 08:52:51,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:52:51,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 08:52:51,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:52:51,538 INFO L87 Difference]: Start difference. First operand 3769 states and 5651 transitions. Second operand has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 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) [2025-03-08 08:52:52,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:52:52,936 INFO L93 Difference]: Finished difference Result 7334 states and 10997 transitions. [2025-03-08 08:52:52,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 08:52:52,937 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 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 174 [2025-03-08 08:52:52,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:52:52,950 INFO L225 Difference]: With dead ends: 7334 [2025-03-08 08:52:52,950 INFO L226 Difference]: Without dead ends: 3771 [2025-03-08 08:52:52,955 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 [2025-03-08 08:52:52,956 INFO L435 NwaCegarLoop]: 4708 mSDtfsCounter, 0 mSDsluCounter, 9408 mSDsCounter, 0 mSdLazyCounter, 2830 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14116 SdHoareTripleChecker+Invalid, 2830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-03-08 08:52:52,957 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14116 Invalid, 2830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2830 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-03-08 08:52:52,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3771 states. [2025-03-08 08:52:53,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3771 to 3771. [2025-03-08 08:52:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3771 states, 3770 states have (on average 1.4994694960212203) internal successors, (5653), 3770 states have internal predecessors, (5653), 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) [2025-03-08 08:52:53,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 3771 states and 5653 transitions. [2025-03-08 08:52:53,030 INFO L78 Accepts]: Start accepts. Automaton has 3771 states and 5653 transitions. Word has length 174 [2025-03-08 08:52:53,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:52:53,032 INFO L471 AbstractCegarLoop]: Abstraction has 3771 states and 5653 transitions. [2025-03-08 08:52:53,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 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) [2025-03-08 08:52:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3771 states and 5653 transitions. [2025-03-08 08:52:53,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-03-08 08:52:53,034 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:52:53,034 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:52:53,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 08:52:53,035 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:52:53,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:52:53,038 INFO L85 PathProgramCache]: Analyzing trace with hash -251284700, now seen corresponding path program 1 times [2025-03-08 08:52:53,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:52:53,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86247732] [2025-03-08 08:52:53,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:52:53,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:52:53,097 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-08 08:52:53,124 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-08 08:52:53,125 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:52:53,125 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:52:53,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:52:53,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:52:53,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86247732] [2025-03-08 08:52:53,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86247732] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:52:53,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:52:53,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 08:52:53,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680279774] [2025-03-08 08:52:53,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:52:53,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 08:52:53,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:52:53,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 08:52:53,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:52:53,319 INFO L87 Difference]: Start difference. First operand 3771 states and 5653 transitions. Second operand has 4 states, 4 states have (on average 43.75) internal successors, (175), 4 states have internal predecessors, (175), 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) [2025-03-08 08:52:54,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:52:54,554 INFO L93 Difference]: Finished difference Result 7338 states and 11001 transitions. [2025-03-08 08:52:54,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 08:52:54,554 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.75) internal successors, (175), 4 states have internal predecessors, (175), 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 175 [2025-03-08 08:52:54,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:52:54,565 INFO L225 Difference]: With dead ends: 7338 [2025-03-08 08:52:54,565 INFO L226 Difference]: Without dead ends: 3773 [2025-03-08 08:52:54,569 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 [2025-03-08 08:52:54,570 INFO L435 NwaCegarLoop]: 4708 mSDtfsCounter, 0 mSDsluCounter, 9403 mSDsCounter, 0 mSdLazyCounter, 2835 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14111 SdHoareTripleChecker+Invalid, 2835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-03-08 08:52:54,570 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14111 Invalid, 2835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2835 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-03-08 08:52:54,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3773 states. [2025-03-08 08:52:54,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3773 to 3773. [2025-03-08 08:52:54,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3773 states, 3772 states have (on average 1.4992046659597031) internal successors, (5655), 3772 states have internal predecessors, (5655), 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) [2025-03-08 08:52:54,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 5655 transitions. [2025-03-08 08:52:54,623 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 5655 transitions. Word has length 175 [2025-03-08 08:52:54,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:52:54,623 INFO L471 AbstractCegarLoop]: Abstraction has 3773 states and 5655 transitions. [2025-03-08 08:52:54,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.75) internal successors, (175), 4 states have internal predecessors, (175), 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) [2025-03-08 08:52:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 5655 transitions. [2025-03-08 08:52:54,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-03-08 08:52:54,624 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:52:54,625 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:52:54,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 08:52:54,625 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:52:54,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:52:54,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1606489906, now seen corresponding path program 1 times [2025-03-08 08:52:54,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:52:54,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144373040] [2025-03-08 08:52:54,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:52:54,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:52:54,668 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-08 08:52:54,688 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-08 08:52:54,688 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:52:54,688 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:52:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:52:54,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:52:54,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144373040] [2025-03-08 08:52:54,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144373040] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:52:54,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:52:54,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 08:52:54,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384299655] [2025-03-08 08:52:54,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:52:54,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 08:52:54,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:52:54,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 08:52:54,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:52:54,866 INFO L87 Difference]: Start difference. First operand 3773 states and 5655 transitions. Second operand has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 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) [2025-03-08 08:52:56,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:52:56,162 INFO L93 Difference]: Finished difference Result 7348 states and 11013 transitions. [2025-03-08 08:52:56,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 08:52:56,163 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 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 176 [2025-03-08 08:52:56,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:52:56,172 INFO L225 Difference]: With dead ends: 7348 [2025-03-08 08:52:56,173 INFO L226 Difference]: Without dead ends: 3781 [2025-03-08 08:52:56,176 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 [2025-03-08 08:52:56,179 INFO L435 NwaCegarLoop]: 4708 mSDtfsCounter, 3 mSDsluCounter, 9403 mSDsCounter, 0 mSdLazyCounter, 2835 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 14111 SdHoareTripleChecker+Invalid, 2835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-03-08 08:52:56,179 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 14111 Invalid, 2835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2835 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-03-08 08:52:56,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3781 states. [2025-03-08 08:52:56,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3781 to 3777. [2025-03-08 08:52:56,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3777 states, 3776 states have (on average 1.4992055084745763) internal successors, (5661), 3776 states have internal predecessors, (5661), 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) [2025-03-08 08:52:56,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 3777 states and 5661 transitions. [2025-03-08 08:52:56,226 INFO L78 Accepts]: Start accepts. Automaton has 3777 states and 5661 transitions. Word has length 176 [2025-03-08 08:52:56,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:52:56,227 INFO L471 AbstractCegarLoop]: Abstraction has 3777 states and 5661 transitions. [2025-03-08 08:52:56,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.0) internal successors, (176), 4 states have internal predecessors, (176), 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) [2025-03-08 08:52:56,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3777 states and 5661 transitions. [2025-03-08 08:52:56,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-03-08 08:52:56,228 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:52:56,228 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:52:56,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 08:52:56,229 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:52:56,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:52:56,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1856743393, now seen corresponding path program 1 times [2025-03-08 08:52:56,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:52:56,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541762278] [2025-03-08 08:52:56,229 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:52:56,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:52:56,308 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 08:52:56,352 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 08:52:56,353 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:52:56,353 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:52:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:52:56,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:52:56,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541762278] [2025-03-08 08:52:56,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541762278] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:52:56,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:52:56,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 08:52:56,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198572281] [2025-03-08 08:52:56,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:52:56,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 08:52:56,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:52:56,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 08:52:56,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 08:52:56,620 INFO L87 Difference]: Start difference. First operand 3777 states and 5661 transitions. Second operand has 5 states, 5 states have (on average 35.4) internal successors, (177), 5 states have internal predecessors, (177), 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) [2025-03-08 08:53:00,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:53:00,013 INFO L93 Difference]: Finished difference Result 10903 states and 16343 transitions. [2025-03-08 08:53:00,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 08:53:00,013 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 5 states have internal predecessors, (177), 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 177 [2025-03-08 08:53:00,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:53:00,031 INFO L225 Difference]: With dead ends: 10903 [2025-03-08 08:53:00,031 INFO L226 Difference]: Without dead ends: 7332 [2025-03-08 08:53:00,036 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 [2025-03-08 08:53:00,037 INFO L435 NwaCegarLoop]: 3745 mSDtfsCounter, 5467 mSDsluCounter, 11105 mSDsCounter, 0 mSdLazyCounter, 7439 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5467 SdHoareTripleChecker+Valid, 14850 SdHoareTripleChecker+Invalid, 7440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2025-03-08 08:53:00,037 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5467 Valid, 14850 Invalid, 7440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7439 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2025-03-08 08:53:00,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7332 states. [2025-03-08 08:53:00,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7332 to 3896. [2025-03-08 08:53:00,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3896 states, 3895 states have (on average 1.4988446726572529) internal successors, (5838), 3895 states have internal predecessors, (5838), 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) [2025-03-08 08:53:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3896 states and 5838 transitions. [2025-03-08 08:53:00,098 INFO L78 Accepts]: Start accepts. Automaton has 3896 states and 5838 transitions. Word has length 177 [2025-03-08 08:53:00,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:53:00,098 INFO L471 AbstractCegarLoop]: Abstraction has 3896 states and 5838 transitions. [2025-03-08 08:53:00,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 5 states have internal predecessors, (177), 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) [2025-03-08 08:53:00,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 5838 transitions. [2025-03-08 08:53:00,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2025-03-08 08:53:00,100 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:53:00,100 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:53:00,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 08:53:00,100 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:53:00,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:53:00,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1701844367, now seen corresponding path program 1 times [2025-03-08 08:53:00,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:53:00,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641265322] [2025-03-08 08:53:00,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:53:00,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:53:00,136 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-03-08 08:53:00,159 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-03-08 08:53:00,160 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:53:00,160 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:53:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:53:00,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 08:53:00,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641265322] [2025-03-08 08:53:00,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641265322] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:53:00,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:53:00,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 08:53:00,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72070068] [2025-03-08 08:53:00,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:53:00,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 08:53:00,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 08:53:00,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 08:53:00,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 08:53:00,384 INFO L87 Difference]: Start difference. First operand 3896 states and 5838 transitions. Second operand has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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) [2025-03-08 08:53:02,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:53:02,731 INFO L93 Difference]: Finished difference Result 7467 states and 11191 transitions. [2025-03-08 08:53:02,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 08:53:02,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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 178 [2025-03-08 08:53:02,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:53:02,740 INFO L225 Difference]: With dead ends: 7467 [2025-03-08 08:53:02,740 INFO L226 Difference]: Without dead ends: 3896 [2025-03-08 08:53:02,743 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 08:53:02,743 INFO L435 NwaCegarLoop]: 3737 mSDtfsCounter, 5481 mSDsluCounter, 7464 mSDsCounter, 0 mSdLazyCounter, 5731 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5481 SdHoareTripleChecker+Valid, 11201 SdHoareTripleChecker+Invalid, 5732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2025-03-08 08:53:02,744 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5481 Valid, 11201 Invalid, 5732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5731 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2025-03-08 08:53:02,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3896 states. [2025-03-08 08:53:02,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3896 to 3896. [2025-03-08 08:53:02,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3896 states, 3895 states have (on average 1.4978177150192555) internal successors, (5834), 3895 states have internal predecessors, (5834), 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) [2025-03-08 08:53:02,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3896 states and 5834 transitions. [2025-03-08 08:53:02,794 INFO L78 Accepts]: Start accepts. Automaton has 3896 states and 5834 transitions. Word has length 178 [2025-03-08 08:53:02,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:53:02,796 INFO L471 AbstractCegarLoop]: Abstraction has 3896 states and 5834 transitions. [2025-03-08 08:53:02,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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) [2025-03-08 08:53:02,800 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 5834 transitions. [2025-03-08 08:53:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-03-08 08:53:02,801 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:53:02,801 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:53:02,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 08:53:02,801 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:53:02,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:53:02,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1472618156, now seen corresponding path program 1 times [2025-03-08 08:53:02,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 08:53:02,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67618152] [2025-03-08 08:53:02,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:53:02,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 08:53:02,836 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 08:53:02,861 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 08:53:02,862 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:53:02,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 08:53:02,862 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 08:53:02,937 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 08:53:02,965 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 08:53:02,965 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:53:02,965 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 08:53:03,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 08:53:03,050 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 08:53:03,051 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 08:53:03,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 08:53:03,055 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2025-03-08 08:53:03,131 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-03-08 08:53:03,159 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 08:53:03,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 08:53:03 BoogieIcfgContainer [2025-03-08 08:53:03,162 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 08:53:03,162 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 08:53:03,162 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 08:53:03,162 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 08:53:03,163 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:52:48" (3/4) ... [2025-03-08 08:53:03,164 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 08:53:03,165 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 08:53:03,166 INFO L158 Benchmark]: Toolchain (without parser) took 32675.70ms. Allocated memory was 142.6MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 101.4MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 375.6MB. Max. memory is 16.1GB. [2025-03-08 08:53:03,166 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 08:53:03,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 779.00ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 55.3MB in the end (delta: 46.1MB). Peak memory consumption was 115.1MB. Max. memory is 16.1GB. [2025-03-08 08:53:03,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 880.53ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 55.3MB in the beginning and 98.5MB in the end (delta: -43.2MB). Peak memory consumption was 283.2MB. Max. memory is 16.1GB. [2025-03-08 08:53:03,167 INFO L158 Benchmark]: Boogie Preprocessor took 1114.40ms. Allocated memory was 335.5MB in the beginning and 897.6MB in the end (delta: 562.0MB). Free memory was 98.5MB in the beginning and 590.1MB in the end (delta: -491.6MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2025-03-08 08:53:03,167 INFO L158 Benchmark]: IcfgBuilder took 14926.84ms. Allocated memory was 897.6MB in the beginning and 1.8GB in the end (delta: 897.6MB). Free memory was 590.1MB in the beginning and 679.9MB in the end (delta: -89.8MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2025-03-08 08:53:03,167 INFO L158 Benchmark]: TraceAbstraction took 14967.20ms. Allocated memory is still 1.8GB. Free memory was 679.9MB in the beginning and 1.4GB in the end (delta: -695.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 08:53:03,167 INFO L158 Benchmark]: Witness Printer took 2.70ms. Allocated memory is still 1.8GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 154.7kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 08:53:03,168 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 201.3MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 779.00ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 55.3MB in the end (delta: 46.1MB). Peak memory consumption was 115.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 880.53ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 55.3MB in the beginning and 98.5MB in the end (delta: -43.2MB). Peak memory consumption was 283.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1114.40ms. Allocated memory was 335.5MB in the beginning and 897.6MB in the end (delta: 562.0MB). Free memory was 98.5MB in the beginning and 590.1MB in the end (delta: -491.6MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. * IcfgBuilder took 14926.84ms. Allocated memory was 897.6MB in the beginning and 1.8GB in the end (delta: 897.6MB). Free memory was 590.1MB in the beginning and 679.9MB in the end (delta: -89.8MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * TraceAbstraction took 14967.20ms. Allocated memory is still 1.8GB. Free memory was 679.9MB in the beginning and 1.4GB in the end (delta: -695.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.70ms. Allocated memory is still 1.8GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 154.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 382, overapproximation of bitwiseAnd at line 380. 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_4 var_109 = 1; [L41] const SORT_4 var_110 = 0; [L42] const SORT_2 var_121 = 0; [L43] const SORT_2 var_122 = 255; [L44] const SORT_2 var_136 = 1; [L45] const SORT_2 var_161 = 2; [L46] const SORT_2 var_180 = 3; [L47] const SORT_3 var_225 = 0; [L48] const SORT_4 var_442 = 4; [L49] const SORT_2 var_455 = 4; [L51] SORT_1 input_125; [L52] SORT_1 input_127; [L53] SORT_1 input_129; [L54] SORT_1 input_131; [L55] SORT_1 input_132; [L56] SORT_1 input_133; [L57] SORT_1 input_135; [L58] SORT_1 input_148; [L59] SORT_1 input_149; [L60] SORT_1 input_151; [L61] SORT_1 input_164; [L62] SORT_1 input_165; [L63] SORT_1 input_167; [L64] SORT_1 input_178; [L65] SORT_1 input_179; [L66] SORT_1 input_183; [L67] SORT_1 input_195; [L68] SORT_1 input_196; [L69] SORT_1 input_197; [L70] SORT_1 input_198; [L71] SORT_1 input_205; [L72] SORT_1 input_206; [L73] SORT_1 input_207; [L74] SORT_1 input_208; [L75] SORT_1 input_209; [L76] SORT_1 input_210; [L77] SORT_1 input_211; [L78] SORT_1 input_212; [L79] SORT_1 input_224; [L80] SORT_1 input_232; [L81] SORT_1 input_239; [L82] SORT_1 input_246; [L83] SORT_1 input_254; [L84] SORT_1 input_256; [L85] SORT_1 input_260; [L86] SORT_1 input_262; [L87] SORT_1 input_271; [L88] SORT_1 input_285; [L89] SORT_1 input_296; [L90] SORT_1 input_298; [L91] SORT_1 input_302; [L92] SORT_1 input_304; [L93] SORT_1 input_313; [L94] SORT_1 input_327; [L95] SORT_1 input_338; [L96] SORT_1 input_340; [L97] SORT_1 input_344; [L98] SORT_1 input_346; [L99] SORT_1 input_355; [L100] SORT_1 input_369; [L101] SORT_1 input_380; [L102] SORT_1 input_382; [L103] SORT_1 input_386; [L104] SORT_1 input_388; [L105] SORT_1 input_397; [L106] SORT_1 input_411; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L108] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L109] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L110] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L111] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L112] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L113] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L114] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L115] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L116] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L117] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L118] SORT_1 state_27 = __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_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L119] SORT_1 state_29 = __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_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L120] SORT_1 state_31 = __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_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L121] SORT_1 state_33 = __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_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L122] SORT_1 state_35 = __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_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L123] SORT_1 state_37 = __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_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L124] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L125] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L126] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L127] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L128] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L129] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L130] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L131] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L132] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L133] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L134] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L135] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L136] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L137] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L138] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L139] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L140] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L141] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L142] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L143] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L144] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L145] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L146] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L147] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L148] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L149] SORT_1 state_89 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L150] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L151] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L152] SORT_1 state_95 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L153] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L154] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L154] SORT_1 state_99 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L155] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L155] SORT_1 state_101 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L156] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L156] SORT_1 state_103 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L157] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L157] SORT_1 state_105 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L158] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L158] SORT_1 state_107 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L160] SORT_2 init_7_arg_1 = var_5; [L161] state_6 = init_7_arg_1 [L162] SORT_2 init_9_arg_1 = var_5; [L163] state_8 = init_9_arg_1 [L164] SORT_2 init_11_arg_1 = var_5; [L165] state_10 = init_11_arg_1 [L166] SORT_2 init_13_arg_1 = var_5; [L167] state_12 = init_13_arg_1 [L168] SORT_2 init_15_arg_1 = var_5; [L169] state_14 = init_15_arg_1 [L170] SORT_2 init_17_arg_1 = var_5; [L171] state_16 = init_17_arg_1 [L172] SORT_2 init_19_arg_1 = var_5; [L173] state_18 = init_19_arg_1 [L174] SORT_2 init_21_arg_1 = var_5; [L175] state_20 = init_21_arg_1 [L176] SORT_2 init_23_arg_1 = var_5; [L177] state_22 = init_23_arg_1 [L178] SORT_2 init_25_arg_1 = var_5; [L179] state_24 = init_25_arg_1 [L180] SORT_1 init_28_arg_1 = var_26; [L181] state_27 = init_28_arg_1 [L182] SORT_1 init_30_arg_1 = var_26; [L183] state_29 = init_30_arg_1 [L184] SORT_1 init_32_arg_1 = var_26; [L185] state_31 = init_32_arg_1 [L186] SORT_1 init_34_arg_1 = var_26; [L187] state_33 = init_34_arg_1 [L188] SORT_1 init_36_arg_1 = var_26; [L189] state_35 = init_36_arg_1 [L190] SORT_1 init_38_arg_1 = var_26; [L191] state_37 = init_38_arg_1 [L192] SORT_1 init_40_arg_1 = var_26; [L193] state_39 = init_40_arg_1 [L194] SORT_1 init_42_arg_1 = var_26; [L195] state_41 = init_42_arg_1 [L196] SORT_1 init_44_arg_1 = var_26; [L197] state_43 = init_44_arg_1 [L198] SORT_1 init_46_arg_1 = var_26; [L199] state_45 = init_46_arg_1 [L200] SORT_1 init_48_arg_1 = var_26; [L201] state_47 = init_48_arg_1 [L202] SORT_1 init_50_arg_1 = var_26; [L203] state_49 = init_50_arg_1 [L204] SORT_1 init_52_arg_1 = var_26; [L205] state_51 = init_52_arg_1 [L206] SORT_1 init_54_arg_1 = var_26; [L207] state_53 = init_54_arg_1 [L208] SORT_1 init_56_arg_1 = var_26; [L209] state_55 = init_56_arg_1 [L210] SORT_1 init_58_arg_1 = var_26; [L211] state_57 = init_58_arg_1 [L212] SORT_1 init_60_arg_1 = var_26; [L213] state_59 = init_60_arg_1 [L214] SORT_1 init_62_arg_1 = var_26; [L215] state_61 = init_62_arg_1 [L216] SORT_1 init_64_arg_1 = var_26; [L217] state_63 = init_64_arg_1 [L218] SORT_1 init_66_arg_1 = var_26; [L219] state_65 = init_66_arg_1 [L220] SORT_1 init_68_arg_1 = var_26; [L221] state_67 = init_68_arg_1 [L222] SORT_1 init_70_arg_1 = var_26; [L223] state_69 = init_70_arg_1 [L224] SORT_1 init_72_arg_1 = var_26; [L225] state_71 = init_72_arg_1 [L226] SORT_1 init_74_arg_1 = var_26; [L227] state_73 = init_74_arg_1 [L228] SORT_1 init_76_arg_1 = var_26; [L229] state_75 = init_76_arg_1 [L230] SORT_1 init_78_arg_1 = var_26; [L231] state_77 = init_78_arg_1 [L232] SORT_1 init_80_arg_1 = var_26; [L233] state_79 = init_80_arg_1 [L234] SORT_1 init_82_arg_1 = var_26; [L235] state_81 = init_82_arg_1 [L236] SORT_1 init_84_arg_1 = var_26; [L237] state_83 = init_84_arg_1 [L238] SORT_1 init_86_arg_1 = var_26; [L239] state_85 = init_86_arg_1 [L240] SORT_1 init_88_arg_1 = var_26; [L241] state_87 = init_88_arg_1 [L242] SORT_1 init_90_arg_1 = var_26; [L243] state_89 = init_90_arg_1 [L244] SORT_1 init_92_arg_1 = var_26; [L245] state_91 = init_92_arg_1 [L246] SORT_1 init_94_arg_1 = var_26; [L247] state_93 = init_94_arg_1 [L248] SORT_1 init_96_arg_1 = var_26; [L249] state_95 = init_96_arg_1 [L250] SORT_1 init_98_arg_1 = var_26; [L251] state_97 = init_98_arg_1 [L252] SORT_1 init_100_arg_1 = var_26; [L253] state_99 = init_100_arg_1 [L254] SORT_1 init_102_arg_1 = var_26; [L255] state_101 = init_102_arg_1 [L256] SORT_1 init_104_arg_1 = var_26; [L257] state_103 = init_104_arg_1 [L258] SORT_1 init_106_arg_1 = var_26; [L259] state_105 = init_106_arg_1 [L260] SORT_1 init_108_arg_1 = var_26; [L261] state_107 = init_108_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L264] input_125 = __VERIFIER_nondet_uchar() [L265] input_127 = __VERIFIER_nondet_uchar() [L266] input_129 = __VERIFIER_nondet_uchar() [L267] input_131 = __VERIFIER_nondet_uchar() [L268] EXPR input_131 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L268] input_131 = input_131 & mask_SORT_1 [L269] input_132 = __VERIFIER_nondet_uchar() [L270] EXPR input_132 & mask_SORT_1 VAL [input_131=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L270] input_132 = input_132 & mask_SORT_1 [L271] input_133 = __VERIFIER_nondet_uchar() [L272] input_135 = __VERIFIER_nondet_uchar() [L273] EXPR input_135 & mask_SORT_1 VAL [input_131=0, input_132=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L273] input_135 = input_135 & mask_SORT_1 [L274] input_148 = __VERIFIER_nondet_uchar() [L275] EXPR input_148 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L275] input_148 = input_148 & mask_SORT_1 [L276] input_149 = __VERIFIER_nondet_uchar() [L277] EXPR input_149 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L277] input_149 = input_149 & mask_SORT_1 [L278] input_151 = __VERIFIER_nondet_uchar() [L279] EXPR input_151 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L279] input_151 = input_151 & mask_SORT_1 [L280] input_164 = __VERIFIER_nondet_uchar() [L281] EXPR input_164 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L281] input_164 = input_164 & mask_SORT_1 [L282] input_165 = __VERIFIER_nondet_uchar() [L283] EXPR input_165 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L283] input_165 = input_165 & mask_SORT_1 [L284] input_167 = __VERIFIER_nondet_uchar() [L285] EXPR input_167 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L285] input_167 = input_167 & mask_SORT_1 [L286] input_178 = __VERIFIER_nondet_uchar() [L287] EXPR input_178 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L287] input_178 = input_178 & mask_SORT_1 [L288] input_179 = __VERIFIER_nondet_uchar() [L289] EXPR input_179 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L289] input_179 = input_179 & mask_SORT_1 [L290] input_183 = __VERIFIER_nondet_uchar() [L291] EXPR input_183 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L291] input_183 = input_183 & mask_SORT_1 [L292] input_195 = __VERIFIER_nondet_uchar() [L293] EXPR input_195 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L293] input_195 = input_195 & mask_SORT_1 [L294] input_196 = __VERIFIER_nondet_uchar() [L295] EXPR input_196 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L295] input_196 = input_196 & mask_SORT_1 [L296] input_197 = __VERIFIER_nondet_uchar() [L297] EXPR input_197 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L297] input_197 = input_197 & mask_SORT_1 [L298] input_198 = __VERIFIER_nondet_uchar() [L299] EXPR input_198 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L299] input_198 = input_198 & mask_SORT_1 [L300] input_205 = __VERIFIER_nondet_uchar() [L301] EXPR input_205 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L301] input_205 = input_205 & mask_SORT_1 [L302] input_206 = __VERIFIER_nondet_uchar() [L303] EXPR input_206 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L303] input_206 = input_206 & mask_SORT_1 [L304] input_207 = __VERIFIER_nondet_uchar() [L305] EXPR input_207 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L305] input_207 = input_207 & mask_SORT_1 [L306] input_208 = __VERIFIER_nondet_uchar() [L307] EXPR input_208 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L307] input_208 = input_208 & mask_SORT_1 [L308] input_209 = __VERIFIER_nondet_uchar() [L309] EXPR input_209 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L309] input_209 = input_209 & mask_SORT_1 [L310] input_210 = __VERIFIER_nondet_uchar() [L311] EXPR input_210 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L311] input_210 = input_210 & mask_SORT_1 [L312] input_211 = __VERIFIER_nondet_uchar() [L313] EXPR input_211 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L313] input_211 = input_211 & mask_SORT_1 [L314] input_212 = __VERIFIER_nondet_uchar() [L315] EXPR input_212 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L315] input_212 = input_212 & mask_SORT_1 [L316] input_224 = __VERIFIER_nondet_uchar() [L317] EXPR input_224 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L317] input_224 = input_224 & mask_SORT_1 [L318] input_232 = __VERIFIER_nondet_uchar() [L319] EXPR input_232 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L319] input_232 = input_232 & mask_SORT_1 [L320] input_239 = __VERIFIER_nondet_uchar() [L321] EXPR input_239 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L321] input_239 = input_239 & mask_SORT_1 [L322] input_246 = __VERIFIER_nondet_uchar() [L323] EXPR input_246 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L323] input_246 = input_246 & mask_SORT_1 [L324] input_254 = __VERIFIER_nondet_uchar() [L325] input_256 = __VERIFIER_nondet_uchar() [L326] input_260 = __VERIFIER_nondet_uchar() [L327] input_262 = __VERIFIER_nondet_uchar() [L328] input_271 = __VERIFIER_nondet_uchar() [L329] input_285 = __VERIFIER_nondet_uchar() [L330] input_296 = __VERIFIER_nondet_uchar() [L331] input_298 = __VERIFIER_nondet_uchar() [L332] input_302 = __VERIFIER_nondet_uchar() [L333] input_304 = __VERIFIER_nondet_uchar() [L334] input_313 = __VERIFIER_nondet_uchar() [L335] input_327 = __VERIFIER_nondet_uchar() [L336] input_338 = __VERIFIER_nondet_uchar() [L337] input_340 = __VERIFIER_nondet_uchar() [L338] input_344 = __VERIFIER_nondet_uchar() [L339] input_346 = __VERIFIER_nondet_uchar() [L340] input_355 = __VERIFIER_nondet_uchar() [L341] input_369 = __VERIFIER_nondet_uchar() [L342] input_380 = __VERIFIER_nondet_uchar() [L343] input_382 = __VERIFIER_nondet_uchar() [L344] input_386 = __VERIFIER_nondet_uchar() [L345] input_388 = __VERIFIER_nondet_uchar() [L346] input_397 = __VERIFIER_nondet_uchar() [L347] input_411 = __VERIFIER_nondet_uchar() [L350] SORT_1 var_111_arg_0 = state_29; [L351] SORT_4 var_111_arg_1 = var_109; [L352] SORT_4 var_111_arg_2 = var_110; [L353] SORT_4 var_111 = var_111_arg_0 ? var_111_arg_1 : var_111_arg_2; [L354] SORT_1 var_112_arg_0 = state_49; [L355] SORT_4 var_112_arg_1 = var_109; [L356] SORT_4 var_112_arg_2 = var_110; [L357] SORT_4 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L358] SORT_4 var_113_arg_0 = var_111; [L359] SORT_4 var_113_arg_1 = var_112; [L360] SORT_4 var_113 = var_113_arg_0 + var_113_arg_1; [L361] SORT_1 var_114_arg_0 = state_69; [L362] SORT_4 var_114_arg_1 = var_109; [L363] SORT_4 var_114_arg_2 = var_110; [L364] SORT_4 var_114 = var_114_arg_0 ? var_114_arg_1 : var_114_arg_2; [L365] SORT_4 var_115_arg_0 = var_113; [L366] SORT_4 var_115_arg_1 = var_114; [L367] SORT_4 var_115 = var_115_arg_0 + var_115_arg_1; [L368] SORT_1 var_116_arg_0 = state_89; [L369] SORT_4 var_116_arg_1 = var_109; [L370] SORT_4 var_116_arg_2 = var_110; [L371] SORT_4 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L372] SORT_4 var_117_arg_0 = var_115; [L373] SORT_4 var_117_arg_1 = var_116; [L374] SORT_4 var_117 = var_117_arg_0 + var_117_arg_1; VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_117=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L375] EXPR var_117 & mask_SORT_4 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L375] var_117 = var_117 & mask_SORT_4 [L376] SORT_4 var_118_arg_0 = var_117; [L377] SORT_4 var_118_arg_1 = var_109; [L378] SORT_1 var_118 = var_118_arg_0 <= var_118_arg_1; [L379] SORT_1 var_119_arg_0 = ~state_107; VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_118=1, var_119_arg_0=-1, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L380] EXPR var_119_arg_0 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_118=1, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L380] var_119_arg_0 = var_119_arg_0 & mask_SORT_1 [L381] SORT_1 var_119_arg_1 = ~var_118; VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_119_arg_0=1, var_119_arg_1=-2, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L382] EXPR var_119_arg_1 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_119_arg_0=1, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L382] var_119_arg_1 = var_119_arg_1 & mask_SORT_1 [L383] EXPR var_119_arg_0 & var_119_arg_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L383] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L384] EXPR var_119 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, 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, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L384] var_119 = var_119 & mask_SORT_1 [L385] SORT_1 bad_120_arg_0 = var_119; [L386] CALL __VERIFIER_assert(!(bad_120_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3770 locations, 5653 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.8s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10951 SdHoareTripleChecker+Valid, 10.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10951 mSDsluCounter, 82508 SdHoareTripleChecker+Invalid, 8.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56194 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24497 IncrementalHoareTripleChecker+Invalid, 24499 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 26314 mSDtfsCounter, 24497 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3896occurred in iteration=5, InterpolantAutomatonStates: 26, 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, 6 MinimizatonAttempts, 3440 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1232 NumberOfCodeBlocks, 1232 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1047 ConstructedInterpolants, 0 QuantifiedInterpolants, 2426 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 [2025-03-08 08:53:03,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.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 3a90b27f44d4d14315aea165e22c5a1477022313cc1f7409931370ebf2fb2f87 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 08:53:05,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 08:53:05,134 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-03-08 08:53:05,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 08:53:05,141 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 08:53:05,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 08:53:05,165 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 08:53:05,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 08:53:05,166 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 08:53:05,166 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 08:53:05,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 08:53:05,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 08:53:05,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 08:53:05,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 08:53:05,166 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 08:53:05,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 08:53:05,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 08:53:05,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 08:53:05,166 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 08:53:05,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 08:53:05,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 08:53:05,168 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 08:53:05,168 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 08:53:05,168 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 08:53:05,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 08:53:05,168 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 08:53:05,168 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 08:53:05,169 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 08:53:05,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 08:53:05,169 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 08:53:05,170 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 08:53:05,170 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 08:53:05,170 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 08:53:05,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 08:53:05,170 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 -> 3a90b27f44d4d14315aea165e22c5a1477022313cc1f7409931370ebf2fb2f87 [2025-03-08 08:53:05,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 08:53:05,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 08:53:05,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 08:53:05,402 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 08:53:05,402 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 08:53:05,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-03-08 08:53:06,513 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12dde1a26/c576c27f5d4143d2b9a719e132921086/FLAG0fb468a9e [2025-03-08 08:53:06,760 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 08:53:06,760 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-03-08 08:53:06,779 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12dde1a26/c576c27f5d4143d2b9a719e132921086/FLAG0fb468a9e [2025-03-08 08:53:07,077 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12dde1a26/c576c27f5d4143d2b9a719e132921086 [2025-03-08 08:53:07,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 08:53:07,080 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 08:53:07,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 08:53:07,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 08:53:07,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 08:53:07,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:07,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@365b4408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07, skipping insertion in model container [2025-03-08 08:53:07,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:07,151 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 08:53:07,308 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.lamport.6.prop1-func-interl.c[1174,1187] [2025-03-08 08:53:07,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 08:53:07,649 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 08:53:07,658 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.lamport.6.prop1-func-interl.c[1174,1187] [2025-03-08 08:53:07,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 08:53:07,839 INFO L204 MainTranslator]: Completed translation [2025-03-08 08:53:07,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07 WrapperNode [2025-03-08 08:53:07,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 08:53:07,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 08:53:07,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 08:53:07,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 08:53:07,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:07,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:07,970 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3238 [2025-03-08 08:53:07,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 08:53:07,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 08:53:07,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 08:53:07,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 08:53:07,976 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:07,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:07,992 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:08,057 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 08:53:08,058 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:08,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:08,104 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:08,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:08,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:08,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:08,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 08:53:08,147 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 08:53:08,147 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 08:53:08,147 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 08:53:08,148 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (1/1) ... [2025-03-08 08:53:08,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 08:53:08,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:53:08,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 08:53:08,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 08:53:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 08:53:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 08:53:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 08:53:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 08:53:08,609 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 08:53:08,611 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 08:53:10,854 INFO L? ?]: Removed 151 outVars from TransFormulas that were not future-live. [2025-03-08 08:53:10,855 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 08:53:10,861 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 08:53:10,862 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 08:53:10,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:53:10 BoogieIcfgContainer [2025-03-08 08:53:10,862 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 08:53:10,864 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 08:53:10,864 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 08:53:10,867 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 08:53:10,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:53:07" (1/3) ... [2025-03-08 08:53:10,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b32f378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:53:10, skipping insertion in model container [2025-03-08 08:53:10,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:53:07" (2/3) ... [2025-03-08 08:53:10,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b32f378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:53:10, skipping insertion in model container [2025-03-08 08:53:10,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:53:10" (3/3) ... [2025-03-08 08:53:10,869 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-03-08 08:53:10,878 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 08:53:10,879 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lamport.6.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 08:53:10,909 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 08:53:10,916 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;@4dea19e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 08:53:10,918 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 08:53:10,921 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) [2025-03-08 08:53:10,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-03-08 08:53:10,924 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:53:10,924 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-03-08 08:53:10,925 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:53:10,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:53:10,929 INFO L85 PathProgramCache]: Analyzing trace with hash 38140359, now seen corresponding path program 1 times [2025-03-08 08:53:10,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 08:53:10,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1613719722] [2025-03-08 08:53:10,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:53:10,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 08:53:10,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:53:10,941 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 08:53:10,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 08:53:11,409 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-08 08:53:11,437 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-08 08:53:11,437 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:53:11,437 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:53:11,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 42 conjuncts are in the unsatisfiable core [2025-03-08 08:53:11,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 08:53:11,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 08:53:11,689 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 08:53:11,690 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 08:53:11,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1613719722] [2025-03-08 08:53:11,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1613719722] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 08:53:11,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 08:53:11,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 08:53:11,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883573310] [2025-03-08 08:53:11,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 08:53:11,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 08:53:11,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 08:53:11,707 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 08:53:11,707 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 08:53:11,710 INFO L87 Difference]: Start difference. First 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) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2025-03-08 08:53:11,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 08:53:11,923 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2025-03-08 08:53:11,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 08:53:11,925 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 5 [2025-03-08 08:53:11,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 08:53:11,929 INFO L225 Difference]: With dead ends: 18 [2025-03-08 08:53:11,929 INFO L226 Difference]: Without dead ends: 10 [2025-03-08 08:53:11,931 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 08:53:11,933 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 08:53:11,933 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 08:53:11,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2025-03-08 08:53:11,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2025-03-08 08:53:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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) [2025-03-08 08:53:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2025-03-08 08:53:11,954 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2025-03-08 08:53:11,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 08:53:11,954 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2025-03-08 08:53:11,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2025-03-08 08:53:11,954 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2025-03-08 08:53:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-08 08:53:11,955 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 08:53:11,955 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2025-03-08 08:53:11,962 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 08:53:12,155 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 [2025-03-08 08:53:12,156 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 08:53:12,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 08:53:12,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1926026653, now seen corresponding path program 1 times [2025-03-08 08:53:12,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 08:53:12,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2046338256] [2025-03-08 08:53:12,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 08:53:12,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 08:53:12,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 08:53:12,160 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 08:53:12,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 08:53:12,703 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-08 08:53:12,840 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-08 08:53:12,840 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 08:53:12,840 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 08:53:12,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 67 conjuncts are in the unsatisfiable core [2025-03-08 08:53:12,880 INFO L279 TraceCheckSpWp]: Computing forward predicates...