./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.3.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 b40fd28e7ab866ebfa545571c21572e184c6ab303d37931a984a360989d0153b --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 17:40:02,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 17:40:02,599 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-03 17:40:02,605 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 17:40:02,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 17:40:02,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 17:40:02,629 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 17:40:02,629 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 17:40:02,630 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 17:40:02,630 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 17:40:02,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 17:40:02,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 17:40:02,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 17:40:02,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 17:40:02,631 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 17:40:02,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 17:40:02,631 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 17:40:02,631 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 17:40:02,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 17:40:02,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 17:40:02,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 17:40:02,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 17:40:02,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 17:40:02,632 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 17:40:02,632 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 17:40:02,632 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 17:40:02,632 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 17:40:02,632 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 17:40:02,632 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 17:40:02,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 17:40:02,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 17:40:02,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 17:40:02,633 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 17:40:02,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 17:40:02,633 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 17:40:02,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 17:40:02,634 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 17:40:02,634 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 17:40:02,634 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 17:40:02,634 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 17:40:02,634 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 -> b40fd28e7ab866ebfa545571c21572e184c6ab303d37931a984a360989d0153b [2025-03-03 17:40:02,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 17:40:02,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 17:40:02,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 17:40:02,877 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 17:40:02,877 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 17:40:02,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.3.prop1-func-interl.c [2025-03-03 17:40:03,997 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8fda553/538f8f54820c4f4b831cda52364ff7ef/FLAG4ce3647bd [2025-03-03 17:40:04,344 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 17:40:04,345 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.3.prop1-func-interl.c [2025-03-03 17:40:04,365 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8fda553/538f8f54820c4f4b831cda52364ff7ef/FLAG4ce3647bd [2025-03-03 17:40:04,553 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8fda553/538f8f54820c4f4b831cda52364ff7ef [2025-03-03 17:40:04,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 17:40:04,556 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 17:40:04,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 17:40:04,558 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 17:40:04,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 17:40:04,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 05:40:04" (1/1) ... [2025-03-03 17:40:04,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@368dfe1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:04, skipping insertion in model container [2025-03-03 17:40:04,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 05:40:04" (1/1) ... [2025-03-03 17:40:04,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 17:40:04,737 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.3.prop1-func-interl.c[1174,1187] [2025-03-03 17:40:05,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 17:40:05,043 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 17:40:05,051 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.3.prop1-func-interl.c[1174,1187] [2025-03-03 17:40:05,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 17:40:05,223 INFO L204 MainTranslator]: Completed translation [2025-03-03 17:40:05,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05 WrapperNode [2025-03-03 17:40:05,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 17:40:05,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 17:40:05,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 17:40:05,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 17:40:05,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:05,282 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:05,891 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7844 [2025-03-03 17:40:05,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 17:40:05,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 17:40:05,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 17:40:05,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 17:40:05,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:05,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,133 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,236 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 17:40:06,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,376 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 17:40:06,621 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 17:40:06,621 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 17:40:06,621 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 17:40:06,622 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (1/1) ... [2025-03-03 17:40:06,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 17:40:06,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 17:40:06,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 17:40:06,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 17:40:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 17:40:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 17:40:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 17:40:06,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 17:40:06,997 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 17:40:06,998 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 17:40:15,387 INFO L? ?]: Removed 4439 outVars from TransFormulas that were not future-live. [2025-03-03 17:40:15,387 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 17:40:15,582 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 17:40:15,585 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 17:40:15,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:40:15 BoogieIcfgContainer [2025-03-03 17:40:15,586 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 17:40:15,587 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 17:40:15,587 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 17:40:15,590 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 17:40:15,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 05:40:04" (1/3) ... [2025-03-03 17:40:15,592 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6633e56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 05:40:15, skipping insertion in model container [2025-03-03 17:40:15,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:05" (2/3) ... [2025-03-03 17:40:15,592 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6633e56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 05:40:15, skipping insertion in model container [2025-03-03 17:40:15,593 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:40:15" (3/3) ... [2025-03-03 17:40:15,593 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.3.prop1-func-interl.c [2025-03-03 17:40:15,606 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 17:40:15,608 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lamport.3.prop1-func-interl.c that has 1 procedures, 2762 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 17:40:15,697 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 17:40:15,707 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;@2e1cfec4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 17:40:15,707 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 17:40:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand has 2762 states, 2760 states have (on average 1.5003623188405797) internal successors, (4141), 2761 states have internal predecessors, (4141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:15,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-03 17:40:15,727 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:15,728 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] [2025-03-03 17:40:15,729 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:15,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:15,734 INFO L85 PathProgramCache]: Analyzing trace with hash 963816209, now seen corresponding path program 1 times [2025-03-03 17:40:15,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:40:15,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972275689] [2025-03-03 17:40:15,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:15,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:40:15,835 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-03 17:40:15,927 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-03 17:40:15,927 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:15,927 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:40:16,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:40:16,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:40:16,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972275689] [2025-03-03 17:40:16,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972275689] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:40:16,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:40:16,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:40:16,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781589618] [2025-03-03 17:40:16,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:40:16,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:40:16,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:40:16,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:40:16,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:16,609 INFO L87 Difference]: Start difference. First operand has 2762 states, 2760 states have (on average 1.5003623188405797) internal successors, (4141), 2761 states have internal predecessors, (4141), 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 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:17,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:40:17,819 INFO L93 Difference]: Finished difference Result 5365 states and 8047 transitions. [2025-03-03 17:40:17,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:40:17,821 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 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 141 [2025-03-03 17:40:17,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:40:17,845 INFO L225 Difference]: With dead ends: 5365 [2025-03-03 17:40:17,845 INFO L226 Difference]: Without dead ends: 2761 [2025-03-03 17:40:17,851 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:17,855 INFO L435 NwaCegarLoop]: 3448 mSDtfsCounter, 0 mSDsluCounter, 6891 mSDsCounter, 0 mSdLazyCounter, 2071 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10339 SdHoareTripleChecker+Invalid, 2071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-03 17:40:17,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10339 Invalid, 2071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2071 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-03 17:40:17,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2761 states. [2025-03-03 17:40:17,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2761 to 2761. [2025-03-03 17:40:17,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2761 states, 2760 states have (on average 1.4996376811594203) internal successors, (4139), 2760 states have internal predecessors, (4139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 4139 transitions. [2025-03-03 17:40:17,972 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 4139 transitions. Word has length 141 [2025-03-03 17:40:17,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:40:17,973 INFO L471 AbstractCegarLoop]: Abstraction has 2761 states and 4139 transitions. [2025-03-03 17:40:17,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:17,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 4139 transitions. [2025-03-03 17:40:17,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-03 17:40:17,975 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:17,975 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] [2025-03-03 17:40:17,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 17:40:17,975 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:17,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:17,976 INFO L85 PathProgramCache]: Analyzing trace with hash -181785107, now seen corresponding path program 1 times [2025-03-03 17:40:17,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:40:17,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645572663] [2025-03-03 17:40:17,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:17,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:40:18,012 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 17:40:18,029 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 17:40:18,029 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:18,029 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:40:18,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:40:18,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:40:18,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645572663] [2025-03-03 17:40:18,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645572663] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:40:18,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:40:18,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:40:18,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587313833] [2025-03-03 17:40:18,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:40:18,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:40:18,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:40:18,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:40:18,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:18,266 INFO L87 Difference]: Start difference. First operand 2761 states and 4139 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:19,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:40:19,277 INFO L93 Difference]: Finished difference Result 5366 states and 8045 transitions. [2025-03-03 17:40:19,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:40:19,278 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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 142 [2025-03-03 17:40:19,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:40:19,288 INFO L225 Difference]: With dead ends: 5366 [2025-03-03 17:40:19,288 INFO L226 Difference]: Without dead ends: 2763 [2025-03-03 17:40:19,292 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:19,293 INFO L435 NwaCegarLoop]: 3448 mSDtfsCounter, 0 mSDsluCounter, 6888 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10336 SdHoareTripleChecker+Invalid, 2074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-03 17:40:19,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10336 Invalid, 2074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2074 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-03 17:40:19,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2763 states. [2025-03-03 17:40:19,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2763 to 2763. [2025-03-03 17:40:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2763 states, 2762 states have (on average 1.499275887038378) internal successors, (4141), 2762 states have internal predecessors, (4141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:19,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2763 states and 4141 transitions. [2025-03-03 17:40:19,341 INFO L78 Accepts]: Start accepts. Automaton has 2763 states and 4141 transitions. Word has length 142 [2025-03-03 17:40:19,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:40:19,341 INFO L471 AbstractCegarLoop]: Abstraction has 2763 states and 4141 transitions. [2025-03-03 17:40:19,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 4141 transitions. [2025-03-03 17:40:19,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-03-03 17:40:19,343 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:19,343 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] [2025-03-03 17:40:19,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 17:40:19,344 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:19,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:19,344 INFO L85 PathProgramCache]: Analyzing trace with hash 591142540, now seen corresponding path program 1 times [2025-03-03 17:40:19,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:40:19,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431970211] [2025-03-03 17:40:19,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:19,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:40:19,382 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-03 17:40:19,411 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-03 17:40:19,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:19,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:40:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:40:19,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:40:19,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431970211] [2025-03-03 17:40:19,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431970211] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:40:19,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:40:19,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:40:19,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591239249] [2025-03-03 17:40:19,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:40:19,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:40:19,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:40:19,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:40:19,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:19,587 INFO L87 Difference]: Start difference. First operand 2763 states and 4141 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:20,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:40:20,622 INFO L93 Difference]: Finished difference Result 5370 states and 8049 transitions. [2025-03-03 17:40:20,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:40:20,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 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 143 [2025-03-03 17:40:20,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:40:20,631 INFO L225 Difference]: With dead ends: 5370 [2025-03-03 17:40:20,631 INFO L226 Difference]: Without dead ends: 2765 [2025-03-03 17:40:20,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:20,636 INFO L435 NwaCegarLoop]: 3448 mSDtfsCounter, 0 mSDsluCounter, 6883 mSDsCounter, 0 mSdLazyCounter, 2079 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10331 SdHoareTripleChecker+Invalid, 2079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-03-03 17:40:20,640 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10331 Invalid, 2079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2079 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-03-03 17:40:20,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2765 states. [2025-03-03 17:40:20,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2765 to 2765. [2025-03-03 17:40:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2765 states, 2764 states have (on average 1.4989146164978293) internal successors, (4143), 2764 states have internal predecessors, (4143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2765 states and 4143 transitions. [2025-03-03 17:40:20,683 INFO L78 Accepts]: Start accepts. Automaton has 2765 states and 4143 transitions. Word has length 143 [2025-03-03 17:40:20,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:40:20,684 INFO L471 AbstractCegarLoop]: Abstraction has 2765 states and 4143 transitions. [2025-03-03 17:40:20,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 4143 transitions. [2025-03-03 17:40:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2025-03-03 17:40:20,685 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:20,685 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] [2025-03-03 17:40:20,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-03 17:40:20,685 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:20,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:20,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1261050894, now seen corresponding path program 1 times [2025-03-03 17:40:20,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:40:20,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798675645] [2025-03-03 17:40:20,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:20,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:40:20,718 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-03-03 17:40:20,733 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-03-03 17:40:20,733 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:20,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:40:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:40:20,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:40:20,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798675645] [2025-03-03 17:40:20,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798675645] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:40:20,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:40:20,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:40:20,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923553887] [2025-03-03 17:40:20,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:40:20,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:40:20,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:40:20,894 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:40:20,894 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:20,894 INFO L87 Difference]: Start difference. First operand 2765 states and 4143 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:21,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:40:21,912 INFO L93 Difference]: Finished difference Result 5380 states and 8061 transitions. [2025-03-03 17:40:21,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:40:21,913 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 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 144 [2025-03-03 17:40:21,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:40:21,921 INFO L225 Difference]: With dead ends: 5380 [2025-03-03 17:40:21,921 INFO L226 Difference]: Without dead ends: 2773 [2025-03-03 17:40:21,925 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:21,926 INFO L435 NwaCegarLoop]: 3448 mSDtfsCounter, 3 mSDsluCounter, 6883 mSDsCounter, 0 mSdLazyCounter, 2079 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 10331 SdHoareTripleChecker+Invalid, 2079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-03-03 17:40:21,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 10331 Invalid, 2079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2079 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-03-03 17:40:21,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2773 states. [2025-03-03 17:40:21,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2773 to 2769. [2025-03-03 17:40:21,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2769 states, 2768 states have (on average 1.4989161849710984) internal successors, (4149), 2768 states have internal predecessors, (4149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2769 states and 4149 transitions. [2025-03-03 17:40:21,976 INFO L78 Accepts]: Start accepts. Automaton has 2769 states and 4149 transitions. Word has length 144 [2025-03-03 17:40:21,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:40:21,977 INFO L471 AbstractCegarLoop]: Abstraction has 2769 states and 4149 transitions. [2025-03-03 17:40:21,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:21,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 4149 transitions. [2025-03-03 17:40:21,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2025-03-03 17:40:21,979 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:21,979 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] [2025-03-03 17:40:21,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-03 17:40:21,979 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:21,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:21,980 INFO L85 PathProgramCache]: Analyzing trace with hash 261929735, now seen corresponding path program 1 times [2025-03-03 17:40:21,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:40:21,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580671756] [2025-03-03 17:40:21,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:21,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:40:22,015 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 145 statements into 1 equivalence classes. [2025-03-03 17:40:22,046 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 145 of 145 statements. [2025-03-03 17:40:22,046 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:22,046 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:40:22,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:40:22,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:40:22,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580671756] [2025-03-03 17:40:22,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580671756] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:40:22,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:40:22,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 17:40:22,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065723680] [2025-03-03 17:40:22,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:40:22,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 17:40:22,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:40:22,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 17:40:22,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 17:40:22,365 INFO L87 Difference]: Start difference. First operand 2769 states and 4149 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:25,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:40:25,349 INFO L93 Difference]: Finished difference Result 7975 states and 11951 transitions. [2025-03-03 17:40:25,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 17:40:25,349 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 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 145 [2025-03-03 17:40:25,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:40:25,363 INFO L225 Difference]: With dead ends: 7975 [2025-03-03 17:40:25,363 INFO L226 Difference]: Without dead ends: 5364 [2025-03-03 17:40:25,368 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-03 17:40:25,369 INFO L435 NwaCegarLoop]: 2757 mSDtfsCounter, 3987 mSDsluCounter, 8161 mSDsCounter, 0 mSdLazyCounter, 5395 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3987 SdHoareTripleChecker+Valid, 10918 SdHoareTripleChecker+Invalid, 5396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2025-03-03 17:40:25,369 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3987 Valid, 10918 Invalid, 5396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5395 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2025-03-03 17:40:25,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5364 states. [2025-03-03 17:40:25,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5364 to 2872. [2025-03-03 17:40:25,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2871 states have (on average 1.4984326018808778) internal successors, (4302), 2871 states have internal predecessors, (4302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 4302 transitions. [2025-03-03 17:40:25,427 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 4302 transitions. Word has length 145 [2025-03-03 17:40:25,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:40:25,427 INFO L471 AbstractCegarLoop]: Abstraction has 2872 states and 4302 transitions. [2025-03-03 17:40:25,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 4302 transitions. [2025-03-03 17:40:25,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2025-03-03 17:40:25,428 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:25,428 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] [2025-03-03 17:40:25,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-03 17:40:25,429 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:25,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:25,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1267830744, now seen corresponding path program 1 times [2025-03-03 17:40:25,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:40:25,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478761888] [2025-03-03 17:40:25,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:25,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:40:25,466 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-03 17:40:25,490 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-03 17:40:25,491 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:25,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:40:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:40:25,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:40:25,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478761888] [2025-03-03 17:40:25,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478761888] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:40:25,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:40:25,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 17:40:25,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664811203] [2025-03-03 17:40:25,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:40:25,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 17:40:25,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:40:25,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 17:40:25,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 17:40:25,713 INFO L87 Difference]: Start difference. First operand 2872 states and 4302 transitions. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:27,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:40:27,512 INFO L93 Difference]: Finished difference Result 5483 states and 8215 transitions. [2025-03-03 17:40:27,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 17:40:27,513 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 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 146 [2025-03-03 17:40:27,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:40:27,519 INFO L225 Difference]: With dead ends: 5483 [2025-03-03 17:40:27,519 INFO L226 Difference]: Without dead ends: 2872 [2025-03-03 17:40:27,522 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 [2025-03-03 17:40:27,523 INFO L435 NwaCegarLoop]: 2749 mSDtfsCounter, 4001 mSDsluCounter, 5488 mSDsCounter, 0 mSdLazyCounter, 4159 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4001 SdHoareTripleChecker+Valid, 8237 SdHoareTripleChecker+Invalid, 4160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2025-03-03 17:40:27,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4001 Valid, 8237 Invalid, 4160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4159 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2025-03-03 17:40:27,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2872 states. [2025-03-03 17:40:27,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2872 to 2872. [2025-03-03 17:40:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2871 states have (on average 1.4970393591083246) internal successors, (4298), 2871 states have internal predecessors, (4298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 4298 transitions. [2025-03-03 17:40:27,564 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 4298 transitions. Word has length 146 [2025-03-03 17:40:27,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:40:27,565 INFO L471 AbstractCegarLoop]: Abstraction has 2872 states and 4298 transitions. [2025-03-03 17:40:27,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 4298 transitions. [2025-03-03 17:40:27,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2025-03-03 17:40:27,567 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:27,567 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] [2025-03-03 17:40:27,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-03 17:40:27,568 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:27,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:27,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1181968753, now seen corresponding path program 1 times [2025-03-03 17:40:27,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:40:27,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412744314] [2025-03-03 17:40:27,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:27,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:40:27,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-03-03 17:40:27,633 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-03-03 17:40:27,633 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:27,634 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 17:40:27,634 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 17:40:27,650 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 147 statements into 1 equivalence classes. [2025-03-03 17:40:27,681 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 147 of 147 statements. [2025-03-03 17:40:27,682 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:27,682 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 17:40:27,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 17:40:27,761 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 17:40:27,762 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 17:40:27,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-03 17:40:27,766 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2025-03-03 17:40:27,842 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-03-03 17:40:27,858 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 17:40:27,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 05:40:27 BoogieIcfgContainer [2025-03-03 17:40:27,860 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 17:40:27,861 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 17:40:27,861 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 17:40:27,861 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 17:40:27,862 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:40:15" (3/4) ... [2025-03-03 17:40:27,863 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 17:40:27,864 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 17:40:27,865 INFO L158 Benchmark]: Toolchain (without parser) took 23308.23ms. Allocated memory was 142.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 102.4MB in the beginning and 519.1MB in the end (delta: -416.6MB). Peak memory consumption was 899.6MB. Max. memory is 16.1GB. [2025-03-03 17:40:27,865 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 127.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 17:40:27,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.83ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 58.7MB in the end (delta: 43.1MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2025-03-03 17:40:27,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 667.34ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 58.7MB in the beginning and 139.5MB in the end (delta: -80.8MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. [2025-03-03 17:40:27,867 INFO L158 Benchmark]: Boogie Preprocessor took 727.37ms. Allocated memory is still 369.1MB. Free memory was 139.5MB in the beginning and 154.2MB in the end (delta: -14.8MB). Peak memory consumption was 130.5MB. Max. memory is 16.1GB. [2025-03-03 17:40:27,867 INFO L158 Benchmark]: IcfgBuilder took 8965.29ms. Allocated memory was 369.1MB in the beginning and 1.2GB in the end (delta: 813.7MB). Free memory was 154.2MB in the beginning and 694.3MB in the end (delta: -540.1MB). Peak memory consumption was 746.6MB. Max. memory is 16.1GB. [2025-03-03 17:40:27,867 INFO L158 Benchmark]: TraceAbstraction took 12273.14ms. Allocated memory was 1.2GB in the beginning and 1.5GB in the end (delta: 268.4MB). Free memory was 694.3MB in the beginning and 519.2MB in the end (delta: 175.1MB). Peak memory consumption was 439.4MB. Max. memory is 16.1GB. [2025-03-03 17:40:27,867 INFO L158 Benchmark]: Witness Printer took 2.89ms. Allocated memory is still 1.5GB. Free memory was 519.2MB in the beginning and 519.1MB in the end (delta: 100.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 17:40:27,869 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 127.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.83ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 58.7MB in the end (delta: 43.1MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 667.34ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 58.7MB in the beginning and 139.5MB in the end (delta: -80.8MB). Peak memory consumption was 155.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 727.37ms. Allocated memory is still 369.1MB. Free memory was 139.5MB in the beginning and 154.2MB in the end (delta: -14.8MB). Peak memory consumption was 130.5MB. Max. memory is 16.1GB. * IcfgBuilder took 8965.29ms. Allocated memory was 369.1MB in the beginning and 1.2GB in the end (delta: 813.7MB). Free memory was 154.2MB in the beginning and 694.3MB in the end (delta: -540.1MB). Peak memory consumption was 746.6MB. Max. memory is 16.1GB. * TraceAbstraction took 12273.14ms. Allocated memory was 1.2GB in the beginning and 1.5GB in the end (delta: 268.4MB). Free memory was 694.3MB in the beginning and 519.2MB in the end (delta: 175.1MB). Peak memory consumption was 439.4MB. Max. memory is 16.1GB. * Witness Printer took 2.89ms. Allocated memory is still 1.5GB. Free memory was 519.2MB in the beginning and 519.1MB in the end (delta: 100.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 304, overapproximation of bitwiseAnd at line 306. 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_22 = 0; [L40] const SORT_4 var_85 = 1; [L41] const SORT_4 var_86 = 0; [L42] const SORT_2 var_96 = 0; [L43] const SORT_2 var_100 = 1; [L44] const SORT_2 var_124 = 255; [L45] const SORT_2 var_126 = 2; [L46] const SORT_3 var_151 = 0; [L47] const SORT_4 var_320 = 3; [L48] const SORT_2 var_331 = 3; [L50] SORT_1 input_95; [L51] SORT_1 input_97; [L52] SORT_1 input_98; [L53] SORT_1 input_99; [L54] SORT_1 input_106; [L55] SORT_1 input_107; [L56] SORT_1 input_108; [L57] SORT_1 input_109; [L58] SORT_1 input_115; [L59] SORT_1 input_116; [L60] SORT_1 input_117; [L61] SORT_1 input_118; [L62] SORT_1 input_125; [L63] SORT_1 input_127; [L64] SORT_1 input_128; [L65] SORT_1 input_135; [L66] SORT_1 input_136; [L67] SORT_1 input_137; [L68] SORT_1 input_138; [L69] SORT_1 input_139; [L70] SORT_1 input_140; [L71] SORT_1 input_150; [L72] SORT_1 input_158; [L73] SORT_1 input_165; [L74] SORT_1 input_173; [L75] SORT_1 input_175; [L76] SORT_1 input_179; [L77] SORT_1 input_181; [L78] SORT_1 input_190; [L79] SORT_1 input_204; [L80] SORT_1 input_215; [L81] SORT_1 input_217; [L82] SORT_1 input_221; [L83] SORT_1 input_223; [L84] SORT_1 input_232; [L85] SORT_1 input_246; [L86] SORT_1 input_257; [L87] SORT_1 input_259; [L88] SORT_1 input_263; [L89] SORT_1 input_265; [L90] SORT_1 input_274; [L91] SORT_1 input_288; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L93] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L94] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L95] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L96] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L97] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L98] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L99] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L100] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L101] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L102] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L103] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L104] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L105] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L106] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L107] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L108] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L109] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L110] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L111] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L112] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L113] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L114] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L115] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L116] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L117] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L118] SORT_1 state_57 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L119] SORT_1 state_59 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L120] SORT_1 state_61 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L121] SORT_1 state_63 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L122] SORT_1 state_65 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L123] SORT_1 state_67 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L124] SORT_1 state_69 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L125] SORT_1 state_71 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L126] SORT_1 state_73 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L127] SORT_1 state_75 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L128] SORT_1 state_77 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L129] SORT_1 state_79 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L130] SORT_1 state_81 = __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_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L131] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] SORT_2 init_7_arg_1 = var_5; [L134] state_6 = init_7_arg_1 [L135] SORT_2 init_9_arg_1 = var_5; [L136] state_8 = init_9_arg_1 [L137] SORT_2 init_11_arg_1 = var_5; [L138] state_10 = init_11_arg_1 [L139] SORT_2 init_13_arg_1 = var_5; [L140] state_12 = init_13_arg_1 [L141] SORT_2 init_15_arg_1 = var_5; [L142] state_14 = init_15_arg_1 [L143] SORT_2 init_17_arg_1 = var_5; [L144] state_16 = init_17_arg_1 [L145] SORT_2 init_19_arg_1 = var_5; [L146] state_18 = init_19_arg_1 [L147] SORT_2 init_21_arg_1 = var_5; [L148] state_20 = init_21_arg_1 [L149] SORT_1 init_24_arg_1 = var_22; [L150] state_23 = init_24_arg_1 [L151] SORT_1 init_26_arg_1 = var_22; [L152] state_25 = init_26_arg_1 [L153] SORT_1 init_28_arg_1 = var_22; [L154] state_27 = init_28_arg_1 [L155] SORT_1 init_30_arg_1 = var_22; [L156] state_29 = init_30_arg_1 [L157] SORT_1 init_32_arg_1 = var_22; [L158] state_31 = init_32_arg_1 [L159] SORT_1 init_34_arg_1 = var_22; [L160] state_33 = init_34_arg_1 [L161] SORT_1 init_36_arg_1 = var_22; [L162] state_35 = init_36_arg_1 [L163] SORT_1 init_38_arg_1 = var_22; [L164] state_37 = init_38_arg_1 [L165] SORT_1 init_40_arg_1 = var_22; [L166] state_39 = init_40_arg_1 [L167] SORT_1 init_42_arg_1 = var_22; [L168] state_41 = init_42_arg_1 [L169] SORT_1 init_44_arg_1 = var_22; [L170] state_43 = init_44_arg_1 [L171] SORT_1 init_46_arg_1 = var_22; [L172] state_45 = init_46_arg_1 [L173] SORT_1 init_48_arg_1 = var_22; [L174] state_47 = init_48_arg_1 [L175] SORT_1 init_50_arg_1 = var_22; [L176] state_49 = init_50_arg_1 [L177] SORT_1 init_52_arg_1 = var_22; [L178] state_51 = init_52_arg_1 [L179] SORT_1 init_54_arg_1 = var_22; [L180] state_53 = init_54_arg_1 [L181] SORT_1 init_56_arg_1 = var_22; [L182] state_55 = init_56_arg_1 [L183] SORT_1 init_58_arg_1 = var_22; [L184] state_57 = init_58_arg_1 [L185] SORT_1 init_60_arg_1 = var_22; [L186] state_59 = init_60_arg_1 [L187] SORT_1 init_62_arg_1 = var_22; [L188] state_61 = init_62_arg_1 [L189] SORT_1 init_64_arg_1 = var_22; [L190] state_63 = init_64_arg_1 [L191] SORT_1 init_66_arg_1 = var_22; [L192] state_65 = init_66_arg_1 [L193] SORT_1 init_68_arg_1 = var_22; [L194] state_67 = init_68_arg_1 [L195] SORT_1 init_70_arg_1 = var_22; [L196] state_69 = init_70_arg_1 [L197] SORT_1 init_72_arg_1 = var_22; [L198] state_71 = init_72_arg_1 [L199] SORT_1 init_74_arg_1 = var_22; [L200] state_73 = init_74_arg_1 [L201] SORT_1 init_76_arg_1 = var_22; [L202] state_75 = init_76_arg_1 [L203] SORT_1 init_78_arg_1 = var_22; [L204] state_77 = init_78_arg_1 [L205] SORT_1 init_80_arg_1 = var_22; [L206] state_79 = init_80_arg_1 [L207] SORT_1 init_82_arg_1 = var_22; [L208] state_81 = init_82_arg_1 [L209] SORT_1 init_84_arg_1 = var_22; [L210] state_83 = init_84_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L213] input_95 = __VERIFIER_nondet_uchar() [L214] EXPR input_95 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L214] input_95 = input_95 & mask_SORT_1 [L215] input_97 = __VERIFIER_nondet_uchar() [L216] EXPR input_97 & mask_SORT_1 VAL [input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L216] input_97 = input_97 & mask_SORT_1 [L217] input_98 = __VERIFIER_nondet_uchar() [L218] EXPR input_98 & mask_SORT_1 VAL [input_95=0, input_97=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L218] input_98 = input_98 & mask_SORT_1 [L219] input_99 = __VERIFIER_nondet_uchar() [L220] EXPR input_99 & mask_SORT_1 VAL [input_95=0, input_97=0, input_98=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L220] input_99 = input_99 & mask_SORT_1 [L221] input_106 = __VERIFIER_nondet_uchar() [L222] EXPR input_106 & mask_SORT_1 VAL [input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L222] input_106 = input_106 & mask_SORT_1 [L223] input_107 = __VERIFIER_nondet_uchar() [L224] EXPR input_107 & mask_SORT_1 VAL [input_106=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L224] input_107 = input_107 & mask_SORT_1 [L225] input_108 = __VERIFIER_nondet_uchar() [L226] EXPR input_108 & mask_SORT_1 VAL [input_106=0, input_107=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L226] input_108 = input_108 & mask_SORT_1 [L227] input_109 = __VERIFIER_nondet_uchar() [L228] EXPR input_109 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L228] input_109 = input_109 & mask_SORT_1 [L229] input_115 = __VERIFIER_nondet_uchar() [L230] EXPR input_115 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L230] input_115 = input_115 & mask_SORT_1 [L231] input_116 = __VERIFIER_nondet_uchar() [L232] EXPR input_116 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L232] input_116 = input_116 & mask_SORT_1 [L233] input_117 = __VERIFIER_nondet_uchar() [L234] EXPR input_117 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L234] input_117 = input_117 & mask_SORT_1 [L235] input_118 = __VERIFIER_nondet_uchar() [L236] EXPR input_118 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L236] input_118 = input_118 & mask_SORT_1 [L237] input_125 = __VERIFIER_nondet_uchar() [L238] EXPR input_125 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L238] input_125 = input_125 & mask_SORT_1 [L239] input_127 = __VERIFIER_nondet_uchar() [L240] EXPR input_127 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L240] input_127 = input_127 & mask_SORT_1 [L241] input_128 = __VERIFIER_nondet_uchar() [L242] EXPR input_128 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L242] input_128 = input_128 & mask_SORT_1 [L243] input_135 = __VERIFIER_nondet_uchar() [L244] EXPR input_135 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L244] input_135 = input_135 & mask_SORT_1 [L245] input_136 = __VERIFIER_nondet_uchar() [L246] EXPR input_136 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L246] input_136 = input_136 & mask_SORT_1 [L247] input_137 = __VERIFIER_nondet_uchar() [L248] EXPR input_137 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L248] input_137 = input_137 & mask_SORT_1 [L249] input_138 = __VERIFIER_nondet_uchar() [L250] EXPR input_138 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L250] input_138 = input_138 & mask_SORT_1 [L251] input_139 = __VERIFIER_nondet_uchar() [L252] EXPR input_139 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L252] input_139 = input_139 & mask_SORT_1 [L253] input_140 = __VERIFIER_nondet_uchar() [L254] EXPR input_140 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L254] input_140 = input_140 & mask_SORT_1 [L255] input_150 = __VERIFIER_nondet_uchar() [L256] EXPR input_150 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L256] input_150 = input_150 & mask_SORT_1 [L257] input_158 = __VERIFIER_nondet_uchar() [L258] EXPR input_158 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L258] input_158 = input_158 & mask_SORT_1 [L259] input_165 = __VERIFIER_nondet_uchar() [L260] EXPR input_165 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L260] input_165 = input_165 & mask_SORT_1 [L261] input_173 = __VERIFIER_nondet_uchar() [L262] input_175 = __VERIFIER_nondet_uchar() [L263] input_179 = __VERIFIER_nondet_uchar() [L264] input_181 = __VERIFIER_nondet_uchar() [L265] input_190 = __VERIFIER_nondet_uchar() [L266] input_204 = __VERIFIER_nondet_uchar() [L267] input_215 = __VERIFIER_nondet_uchar() [L268] input_217 = __VERIFIER_nondet_uchar() [L269] input_221 = __VERIFIER_nondet_uchar() [L270] input_223 = __VERIFIER_nondet_uchar() [L271] input_232 = __VERIFIER_nondet_uchar() [L272] input_246 = __VERIFIER_nondet_uchar() [L273] input_257 = __VERIFIER_nondet_uchar() [L274] input_259 = __VERIFIER_nondet_uchar() [L275] input_263 = __VERIFIER_nondet_uchar() [L276] input_265 = __VERIFIER_nondet_uchar() [L277] input_274 = __VERIFIER_nondet_uchar() [L278] input_288 = __VERIFIER_nondet_uchar() [L281] SORT_1 var_87_arg_0 = state_25; [L282] SORT_4 var_87_arg_1 = var_85; [L283] SORT_4 var_87_arg_2 = var_86; [L284] SORT_4 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L285] SORT_1 var_88_arg_0 = state_45; [L286] SORT_4 var_88_arg_1 = var_85; [L287] SORT_4 var_88_arg_2 = var_86; [L288] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L289] SORT_4 var_89_arg_0 = var_87; [L290] SORT_4 var_89_arg_1 = var_88; [L291] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; [L292] SORT_1 var_90_arg_0 = state_65; [L293] SORT_4 var_90_arg_1 = var_85; [L294] SORT_4 var_90_arg_2 = var_86; [L295] SORT_4 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L296] SORT_4 var_91_arg_0 = var_89; [L297] SORT_4 var_91_arg_1 = var_90; [L298] SORT_4 var_91 = var_91_arg_0 + var_91_arg_1; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_91=0, var_96=0] [L299] EXPR var_91 & mask_SORT_4 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L299] var_91 = var_91 & mask_SORT_4 [L300] SORT_4 var_92_arg_0 = var_91; [L301] SORT_4 var_92_arg_1 = var_85; [L302] SORT_1 var_92 = var_92_arg_0 <= var_92_arg_1; [L303] SORT_1 var_93_arg_0 = ~state_83; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_92=1, var_93_arg_0=-1, var_96=0] [L304] EXPR var_93_arg_0 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_92=1, var_96=0] [L304] var_93_arg_0 = var_93_arg_0 & mask_SORT_1 [L305] SORT_1 var_93_arg_1 = ~var_92; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_93_arg_0=1, var_93_arg_1=-2, var_96=0] [L306] EXPR var_93_arg_1 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_93_arg_0=1, var_96=0] [L306] var_93_arg_1 = var_93_arg_1 & mask_SORT_1 [L307] EXPR var_93_arg_0 & var_93_arg_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L307] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L308] EXPR var_93 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=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_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L308] var_93 = var_93 & mask_SORT_1 [L309] SORT_1 bad_94_arg_0 = var_93; [L310] CALL __VERIFIER_assert(!(bad_94_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2762 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.1s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7991 SdHoareTripleChecker+Valid, 8.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7991 mSDsluCounter, 60492 SdHoareTripleChecker+Invalid, 7.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 41194 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17857 IncrementalHoareTripleChecker+Invalid, 17859 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 19298 mSDtfsCounter, 17857 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2872occurred 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: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 2496 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1008 NumberOfCodeBlocks, 1008 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 855 ConstructedInterpolants, 0 QuantifiedInterpolants, 1978 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 [2025-03-03 17:40:27,893 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.3.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 b40fd28e7ab866ebfa545571c21572e184c6ab303d37931a984a360989d0153b --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 17:40:29,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 17:40:30,012 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-03-03 17:40:30,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 17:40:30,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 17:40:30,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 17:40:30,045 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 17:40:30,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 17:40:30,045 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 17:40:30,045 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 17:40:30,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 17:40:30,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 17:40:30,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 17:40:30,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 17:40:30,046 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 17:40:30,046 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 17:40:30,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 17:40:30,047 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 17:40:30,047 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 -> b40fd28e7ab866ebfa545571c21572e184c6ab303d37931a984a360989d0153b [2025-03-03 17:40:30,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 17:40:30,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 17:40:30,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 17:40:30,282 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 17:40:30,282 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 17:40:30,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.3.prop1-func-interl.c [2025-03-03 17:40:31,498 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37fc6c005/007e446f8d4241ffb6f1905463c3ac81/FLAG6fb50506f [2025-03-03 17:40:31,798 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 17:40:31,798 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.3.prop1-func-interl.c [2025-03-03 17:40:31,823 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37fc6c005/007e446f8d4241ffb6f1905463c3ac81/FLAG6fb50506f [2025-03-03 17:40:31,840 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37fc6c005/007e446f8d4241ffb6f1905463c3ac81 [2025-03-03 17:40:31,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 17:40:31,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 17:40:31,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 17:40:31,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 17:40:31,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 17:40:31,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 05:40:31" (1/1) ... [2025-03-03 17:40:31,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ad713a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:31, skipping insertion in model container [2025-03-03 17:40:31,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 05:40:31" (1/1) ... [2025-03-03 17:40:31,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 17:40:32,053 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.3.prop1-func-interl.c[1174,1187] [2025-03-03 17:40:32,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 17:40:32,284 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 17:40:32,292 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.3.prop1-func-interl.c[1174,1187] [2025-03-03 17:40:32,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 17:40:32,441 INFO L204 MainTranslator]: Completed translation [2025-03-03 17:40:32,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32 WrapperNode [2025-03-03 17:40:32,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 17:40:32,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 17:40:32,444 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 17:40:32,444 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 17:40:32,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,585 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2340 [2025-03-03 17:40:32,586 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 17:40:32,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 17:40:32,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 17:40:32,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 17:40:32,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,607 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,650 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-03 17:40:32,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,702 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,717 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,726 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 17:40:32,744 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 17:40:32,744 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 17:40:32,744 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 17:40:32,745 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (1/1) ... [2025-03-03 17:40:32,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 17:40:32,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 17:40:32,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 17:40:32,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 17:40:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 17:40:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 17:40:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 17:40:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 17:40:33,169 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 17:40:33,171 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 17:40:34,884 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2025-03-03 17:40:34,885 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 17:40:34,891 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 17:40:34,891 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 17:40:34,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:40:34 BoogieIcfgContainer [2025-03-03 17:40:34,891 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 17:40:34,893 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 17:40:34,893 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 17:40:34,896 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 17:40:34,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 05:40:31" (1/3) ... [2025-03-03 17:40:34,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b4f316f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 05:40:34, skipping insertion in model container [2025-03-03 17:40:34,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:40:32" (2/3) ... [2025-03-03 17:40:34,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b4f316f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 05:40:34, skipping insertion in model container [2025-03-03 17:40:34,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:40:34" (3/3) ... [2025-03-03 17:40:34,900 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.3.prop1-func-interl.c [2025-03-03 17:40:34,909 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 17:40:34,910 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lamport.3.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 17:40:34,941 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 17:40:34,949 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;@78e3ffd5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 17:40:34,949 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 17:40:34,953 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:40:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-03-03 17:40:34,956 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:34,957 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-03-03 17:40:34,958 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:34,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:34,961 INFO L85 PathProgramCache]: Analyzing trace with hash 38140359, now seen corresponding path program 1 times [2025-03-03 17:40:34,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 17:40:34,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1554887889] [2025-03-03 17:40:34,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:34,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 17:40:34,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 17:40:34,972 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 17:40:34,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 17:40:35,313 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-03 17:40:35,336 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-03 17:40:35,336 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:35,336 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:40:35,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 34 conjuncts are in the unsatisfiable core [2025-03-03 17:40:35,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 17:40:35,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:40:35,558 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 17:40:35,559 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 17:40:35,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554887889] [2025-03-03 17:40:35,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554887889] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:40:35,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:40:35,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:40:35,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112291132] [2025-03-03 17:40:35,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:40:35,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:40:35,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 17:40:35,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:40:35,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:40:35,584 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) [2025-03-03 17:40:35,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:40:35,788 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2025-03-03 17:40:35,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:40:35,790 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 [2025-03-03 17:40:35,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:40:35,794 INFO L225 Difference]: With dead ends: 18 [2025-03-03 17:40:35,795 INFO L226 Difference]: Without dead ends: 10 [2025-03-03 17:40:35,797 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 17:40:35,799 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2025-03-03 17:40:35,799 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] [2025-03-03 17:40:35,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2025-03-03 17:40:35,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2025-03-03 17:40:35,818 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) [2025-03-03 17:40:35,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2025-03-03 17:40:35,824 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2025-03-03 17:40:35,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:40:35,825 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2025-03-03 17:40:35,825 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) [2025-03-03 17:40:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2025-03-03 17:40:35,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-03 17:40:35,826 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:40:35,826 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2025-03-03 17:40:35,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 17:40:36,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 17:40:36,027 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:40:36,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:40:36,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1926026653, now seen corresponding path program 1 times [2025-03-03 17:40:36,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 17:40:36,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1680135881] [2025-03-03 17:40:36,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:40:36,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 17:40:36,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 17:40:36,031 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 17:40:36,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 17:40:36,468 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-03 17:40:36,567 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-03 17:40:36,567 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:40:36,567 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:40:36,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 54 conjuncts are in the unsatisfiable core [2025-03-03 17:40:36,603 INFO L279 TraceCheckSpWp]: Computing forward predicates...